Our Website follows all legal requirements to protect your privacy. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. Write the full electronic configuration for lead (Pb). Lead (Pb). Zinc is a chemical element with atomic number 30 which means there are 30 protons and 30 electrons in the atomic structure. It explains how we use cookies (and other locally stored data technologies), how third-party cookies are used on our Website, and how you can manage your cookie options. The chemical symbol for Europium is Eu. It occurs on Earth as the decay product of various heavier elements. Its properties are thus intermediate between those of chlorine and iodine. and Gay-Lussac, L.-J. It is even less abundant than the so-called rare earths. Americium is a chemical element with atomic number 95 which means there are 95 protons and 95 electrons in the atomic structure. Hafnium’s large neutron capture cross-section makes it a good material for neutron absorption in control rods in nuclear power plants, but at the same time requires that it be removed from the neutron-transparent corrosion-resistant zirconium alloys used in nuclear reactors. Holmium is a part of the lanthanide series, holmium is a rare-earth element. Most elements have more than one possible oxidation state. Hafnium is a chemical element with atomic number 72 which means there are 72 protons and 72 electrons in the atomic structure. The chemical symbol for Lead is Pb. Note that when writing the electron configuration for an atom like Fe, the 3d is usually written before the 4s. The chemical symbol for Cobalt is Co. Cobalt is found in the Earth’s crust only in chemically combined form, save for small deposits found in alloys of natural meteoric iron. In chemistry and atomic physics, the electron affinity of an atom or molecule is defined as:. Francium is an alkali metal, that has one valence electron. Bismuth is a brittle metal with a silvery white color when freshly produced, but surface oxidation can give it a pink tinge. The same rule will apply to transition metals when forming ions. Vanadium is a chemical element with atomic number 23 which means there are 23 protons and 23 electrons in the atomic structure. Argon is a chemical element with atomic number 18 which means there are 18 protons and 18 electrons in the atomic structure. The chemical symbol for Nitrogen is N. Nitrogen is a colourless, odourless unreactive gas that forms about 78% of the earth’s atmosphere. The chemical symbol for Palladium is Pd. Lutetium is a chemical element with atomic number 71 which means there are 71 protons and 71 electrons in the atomic structure. and the term oxidation number is nearly synonymous. The chemical symbol for Magnesium is Mg. Magnesium is a shiny gray solid which bears a close physical resemblance to the other five elements in the second column (group 2, or alkaline earth metals) of the periodic table: all group 2 elements have the same electron configuration in the outer electron shell and a similar crystal structure. Potassium is a chemical element with atomic number 19 which means there are 19 protons and 19 electrons in the atomic structure. Elemental sulfur is a bright yellow crystalline solid at room temperature. Caesium is a soft, silvery-gold alkali metal with a melting point of 28.5 °C, which makes it one of only five elemental metals that are liquid at or near room temperature. Anglesite (lead sulfate, PbSO4) and cerussite (lead carbonate, PbCO3) are two other lead-based minerals. Silicon is a hard and brittle crystalline solid with a blue-grey metallic lustre, it is a tetravalent metalloid and semiconductor. The chemical symbol for Phosphorus is P. As an element, phosphorus exists in two major forms—white phosphorus and red phosphorus—but because it is highly reactive, phosphorus is never found as a free element on Earth. Chemically, indium is similar to gallium and thallium. The chemical symbol for Titanium is Ti. Electronic configuration: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 4d 10 5s 2 5p 6 4f 14 5d 10 6s 2 6p 2 >> Back to key information about the elementBack to key information about the element Arsenic is a chemical element with atomic number 33 which means there are 33 protons and 33 electrons in the atomic structure. It rarely occurs in its elemental state or as pure ore compounds in the Earth’s crust. The chemical symbol for Gadolinium is Gd. Nickel is a silvery-white lustrous metal with a slight golden tinge. Discoverer: Scientists at Dubna, Russia (1964)/Albert Ghiorso et. Thorium metal is silvery and tarnishes black when exposed to air, forming the dioxide. Arsenic occurs in many minerals, usually in combination with sulfur and metals, but also as a pure elemental crystal. Lutetium is a silvery white metal, which resists corrosion in dry air, but not in moist air. Electron configurations have the format: 1s 2 2s 2 2p 6. The chemical symbol for Beryllium is Be. Top. The chemical symbol for Antimony is Sb. The chemical symbol for Iodine is I. Iodine is the heaviest of the stable halogens, it exists as a lustrous, purple-black metallic solid at standard conditions that sublimes readily to form a violet gas. Ruthenium is a chemical element with atomic number 44 which means there are 44 protons and 44 electrons in the atomic structure. The bulk properties of astatine are not known with any certainty. In fact their absorption cross-sections are the highest among all stable isotopes. Electron Affinity of Lead is 35.1 kJ/mol. 4f14. Discoverer: McMillan, Edwin M. and Abelson, Philip H. Discoverer: Glenn T. Seaborg, Joseph W. Kennedy, Edward M. McMillan, Arthur C. Wohl, Discoverer: Glenn T. Seaborg, Ralph A. James, Leon O. Morgan, Albert Ghiorso, Discoverer: Glenn T. Seaborg, Ralph A. James, Albert Ghiorso, Discoverer: Stanley G. Thompson, Glenn T. Seaborg, Kenneth Street, Jr., Albert Ghiorso, Discoverer: Stanley G. Thompson, Glenn T. Seaborg, Bernard G. Harvey, Gregory R. Choppin, Albert Ghiorso, Discoverer: Albert Ghiorso, Glenn T. Seaborg, Torbørn Sikkeland, John R. Walton, Discoverer: Albert Ghiorso, Torbjørn Sikkeland, Almon E. Larsh, Robert M. Latimer, Copyright 2021 Periodic Table | All Rights Reserved |. Based from the electron configuration table in the periodic table, Pb has the following electron configuration. Hydrogen is a chemical element with atomic number 1 which means there are 1 protons and 1 electrons in the atomic structure. The chemical symbol for Thorium is Th. The chemical symbol for Hafnium is Hf. Discoverer: Davy, Sir H. and Thénard, L.-J. The chemical symbol for Fluorine is F. Fluorine is the lightest halogen and exists as a highly toxic pale yellow diatomic gas at standard conditions. Tellurium is a brittle, mildly toxic, rare, silver-white metalloid. Lead Electronic configuration. Ruthenium is a rare transition metal belonging to the platinum group of the periodic table. In nuclear industry, especially natural and artificial samarium 149 has an important impact on the operation of a nuclear reactor. Uranium has the highest atomic weight of the primordially occurring elements. The chemical symbol for Nickel is Ni. An element that is not combined with any other different elements has an oxidation state of 0. The metal is found in the Earth’s crust in the pure, free elemental form (“native silver”), as an alloy with gold and other metals, and in minerals such as argentite and chlorargyrite. Beryllium is a chemical element with atomic number 4 which means there are 4 protons and 4 electrons in the atomic structure. It is obtained chiefly from the mineral cassiterite, which contains tin dioxide. Oxygen is a colourless, odourless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. The chemical symbol for Neon is Ne. Tungsten is an intrinsically brittle and hard material, making it difficult to work. The chemical symbol for Protactinium is Pa. Protactinium is a dense, silvery-gray metal which readily reacts with oxygen, water vapor and inorganic acids. Chemically, sulfur reacts with all elements except for gold, platinum, iridium, tellurium, and the noble gases. The chemical symbol for Caesium is Cs. Cerium is also traditionally considered one of the rare-earth elements. Write the condensed electron configuration for a neutral lead atom. Protactinium is a chemical element with atomic number 91 which means there are 91 protons and 91 electrons in the atomic structure. Gadolinium belongs to a rare earth elements (it is one of a set of seventeen chemical elements in the periodic table). The chemical symbol for Calcium is Ca. An electron configuration can quickly and simply tell a reader how many electron orbitals an atom has as well as the number of electrons … The chemical symbol for Krypton is Kr. Selenium is a chemical element with atomic number 34 which means there are 34 protons and 34 electrons in the atomic structure. Lead atoms have 82 electrons and the shell structure is 2.8.18.32.18.4. In nuclear industry boron is commonly used as a neutron absorber due to the high neutron cross-section of isotope 10B. Lead is a chemical element with atomic number 82 which means there are 82 protons and 82 electrons in the atomic structure. Mendelevium is a metallic radioactive transuranic element in the actinide series, it is the first element that currently cannot be produced in macroscopic quantities. Tin is a chemical element with atomic number 50 which means there are 50 protons and 50 electrons in the atomic structure. Thallium is a soft gray post-transition metal is not found free in nature. The chemical symbol for Lawrencium is Lr. Curium is a hard, dense, silvery metal with a relatively high melting point and boiling point for an actinide. Carbon is a chemical element with atomic number 6 which means there are 6 protons and 6 electrons in the atomic structure. The chemical symbol for Carbon is C. It is nonmetallic and tetravalent—making four electrons available to form covalent chemical bonds. The chemical symbol for Chlorine is Cl. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Radon occurs naturally as an intermediate step in the normal radioactive decay chains through which thorium and uranium slowly decay into lead. Promethium is one of only two such elements that are followed in the periodic table by elements with stable forms. so the electron config. Europium is one of the least abundant elements in the universe. Radium is a chemical element with atomic number 88 which means there are 88 protons and 88 electrons in the atomic structure. The chemical symbol for Promethium is Pm. Arsenic is a metalloid. Discoverer: Marinsky, Jacob A. and Coryell, Charles D. and Glendenin, Lawerence. The chemical symbol for Strontium is Sr. Strontium is an alkaline earth metal, strontium is a soft silver-white yellowish metallic element that is highly reactive chemically. Tellurium is chemically related to selenium and sulfur. The chemical symbol for Dysprosium is Dy. al. Naturally occurring potassium is composed of three isotopes, of which 40K is radioactive. The chemical symbol for Praseodymium is Pr. The information contained in this website is for general information purposes only. The most probable fission fragment masses are around mass 95 (Krypton) and 137 (Barium). Lead is extracted chiefly from galena (lead sulfide, PbS) by converting the ore to the oxide by roasting, then smelting with coke. Neptunium metal is silvery and tarnishes when exposed to air. It is occasionally found in native form as elemental crystals. The chemical properties of the atom are determined by the number of protons, in fact, by number and arrangement of electrons. It is the eponym of the lanthanide series, a group of 15 similar elements between lanthanum and lutetium in the periodic table, of which lanthanum is the first and the prototype. Polonium is a chemical element with atomic number 84 which means there are 84 protons and 84 electrons in the atomic structure. Cerium is the second element in the lanthanide series. 6p2 and the term symbol is 3P0. Actinium is a chemical element with atomic number 89 which means there are 89 protons and 89 electrons in the atomic structure. The chemical symbol for Argon is Ar. Phosphorus is a chemical element with atomic number 15 which means there are 15 protons and 15 electrons in the atomic structure. Its boiling point is the lowest among all the elements. Yttrium is a chemical element with atomic number 39 which means there are 39 protons and 39 electrons in the atomic structure. Erbium is a silvery-white solid metal when artificially isolated, natural erbium is always found in chemical combination with other elements. The elemental metal is rarely found in nature, but once isolated artificially, the formation of an oxide layer (passivation) stabilizes the free metal somewhat against further oxidation. Palladium, platinum, rhodium, ruthenium, iridium and osmium form a group of elements referred to as the platinum group metals (PGMs). Its physical and chemical properties are most similar to its heavier homologues strontium and barium. Beryllium is a hard, grayish metal naturally found in mineral rocks, coal, soil, and volcanic dust. Neodymium is a soft silvery metal that tarnishes in air. The chemical symbol for Tantalum is Ta. Europium is a moderately hard, silvery metal which readily oxidizes in air and water. Like all alkali metals, lithium is highly reactive and flammable, and is stored in mineral oil. For atoms with many electrons, this notation can become lengthy and so an abbreviated notation is used. All of the alkali metals have a single valence electron in the outer electron shell, which is easily removed to create an ion with a positive charge – a cation, which combines with anions to form salts. Every solid, liquid, gas, and plasma is composed of neutral or ionized atoms. Tin is a post-transition metal in group 14 of the periodic table. The chemical symbol for Sulfur is S. Sulfur is abundant, multivalent, and nonmetallic. Gold is a transition metal and a group 11 element. The chemical symbol for Silver is Ag. The chemical symbol for Chromium is Cr. The chemical symbol for Americium is Am. 113Cd has specific absorption cross-section. 10XX,52,11XX,17,12XX,7,13XX,4,15XX,16,3XXX,2,40XX,10,41XX,12,43XX,5,44XX,4,46XX,5,47XX,3,48XX,3,5XXX,23,6XXX,3,71XX,1,8XXX,22,92XX,5,93XX,1,94XX,4,98XX,2,AISI,66,ASTM,171,Atomic-Mass,327,Atomic-Number,436,Atomic-Radius,86,Atomic-Symbol,329,Atomic-Volume,94,Austenitic,56,Boiling-Point,94,CBS,6,Chemical-Elements,100,Chemical-Symbol,217,CMDS,13,Coefficient-of-Thermal-Expansion,85,Covalent-Radius,87,Crystal-Structure,109,CS,17,CVS,3,Density,309,Duplex,6,Elastic-Modulus,30,Electrical-Conductivity,79,Electro-Affinity,87,Electron-Configuration,109,Electronegativity,102,Electrons-per-Shell,111,Enthalpy-of-Fusion,93,Enthalpy-of-Vaporization,95,Ferritic,12,Group-Number,218,HCS,14,Heat-of-Fusion,87,Heat-of-Vaporization,85,HMCS,16,Ionic-Radius,78,Ionization-Energy,102,Ionization-Potential,101,LCS,21,List,281,Martensitic,6,MCS,17,MDS,14,Melting-Point,96,MS,4,NCMDBS,6,NCMDS,31,NCS,2,NMDS,8,Oxidation-States,104,Period-Number,107,Properties,40,RCLS,1,RCS,16,RRCLS,3,RRCS,4,SAE,201,Site,2,SMS,5,Specific-Gravity,83,Specific-Heat,92,Specific-Weight,1,SS,80,Tests,2,Thermal-Conductivity,105,Valence-Electrons,98. Zirconium is widely used as a cladding for nuclear reactor fuels. Cadmium is a soft, bluish-white metal is chemically similar to the two other stable metals in group 12, zinc and mercury. All of its isotopes are radioactive. Francium is a chemical element with atomic number 87 which means there are 87 protons and 87 electrons in the atomic structure. Thulium is the thirteenth and third-last element in the lanthanide series. It is the fifth most abundant element in Earth’s crust and the third most abundant metal, after iron and aluminium. The most commonly used spontaneous fission neutron source is the radioactive isotope californium-252. Zirconium is a lustrous, grey-white, strong transition metal that resembles hafnium and, to a lesser extent, titanium. The chemical symbol for Curium is Cm. for lead is: 1s^2, 2s^2, 2p^6, 3s^2, 3p^6, 4s^2, 3d^10, 4p^6, 5s^2, 4d^10, 5p^6, 6s^2, 4f^14, 5d^10, 6p^2. If you continue to use this site we will assume that you are happy with it. Silver is a chemical element with atomic number 47 which means there are 47 protons and 47 electrons in the atomic structure. The chemical symbol for Zinc is Zn. Molybdenum a silvery metal with a gray cast, has the sixth-highest melting point of any element. Magnesium is a chemical element with atomic number 12 which means there are 12 protons and 12 electrons in the atomic structure. Tellurium is far more common in the universe as a whole than on Earth. Cadmium is a chemical element with atomic number 48 which means there are 48 protons and 48 electrons in the atomic structure. Oxygen is a chemical element with atomic number 8 which means there are 8 protons and 8 electrons in the atomic structure. By mass, aluminium makes up about 8% of the Earth’s crust; it is the third most abundant element after oxygen and silicon and the most abundant metal in the crust, though it is less common in the mantle below. Sodium is a soft, silvery-white, highly reactive metal. In electronics, a lead (/ ˈliːd /) is an electrical connection consisting of a length of wire or a metal pad (surface-mount technology) that is designed to connect two locations electrically. Strontium is a chemical element with atomic number 38 which means there are 38 protons and 38 electrons in the atomic structure. Under standard conditions, it is the lightest metal and the lightest solid element. The chemical symbol for Californium is Cf. The chemical symbol for Holmium is Ho. Similarly, adding electrons results in a negative oxidation state. It is by mass the most common element on Earth, forming much of Earth’s outer and inner core. The chemical symbol for Neptunium is Np. Because of this, the first two rows of the periodic table are labeled the s block. Thulium is a chemical element with atomic number 69 which means there are 69 protons and 69 electrons in the atomic structure. (1969), Discoverer: Scientists at Dubna, Russia (1967)/Lawrence Berkeley Laboratory (1970), Discoverer: Armbruster, Paula and Muenzenberg, Dr. Gottfried, Element Category: unknown, probably a transition metal, Discoverer: David Anderson, Ruhani Rabin, Team Updraft, Element Category: unknown, probably a post-transition metal, Discoverer: Hisinger, Wilhelm and Berzelius, Jöns Jacob/Klaproth, Martin Heinrich. Cobalt is a chemical element with atomic number 27 which means there are 27 protons and 27 electrons in the atomic structure. The chemical symbol for Silicon is Si. Promethium is a chemical element with atomic number 61 which means there are 61 protons and 61 electrons in the atomic structure. Fluorine is a chemical element with atomic number 9 which means there are 9 protons and 9 electrons in the atomic structure. Comprehensive information for the element Lead - Pb is provided by this page including scores of properties, ... Electron Configuration: 1s 2 2s 2 p 6 3s 2 p 6 d 10 4s 2 p 6 d 10 f 14 5s 2 p 6 d 10 6s 2 p 2; Electrons per Energy Level: 2,8,18,32,18,4 An atom's electron configuration is a numeric representation of its electron orbitals. Rubidium is a soft, silvery-white metallic element of the alkali metal group, with an atomic mass of 85.4678. The chemical symbol for Helium is He. Tungsten is a chemical element with atomic number 74 which means there are 74 protons and 74 electrons in the atomic structure. It is a soft, silvery-white alkali metal. Significant concentrations of boron occur on the Earth in compounds known as the borate minerals. Titanium is a lustrous transition metal with a silver color, low density, and high strength. Lead (Pb) has an atomic number of 82. In some respects zinc is chemically similar to magnesium: both elements exhibit only one normal oxidation state (+2), and the Zn2+ and Mg2+ ions are of similar size. 1) You may use almost everything for non-commercial and educational use. Caesium has physical and chemical properties similar to those of rubidium and potassium. Sodium is an alkali metal, being in group 1 of the periodic table, because it has a single electron in its outer shell that it readily donates, creating a positively charged atom—the Na+ cation. Actinium is a soft, silvery-white radioactive metal. Search for "Gelson Luz" in your favorite browser to learn more. Actinium gave the name to the actinide series, a group of 15 similar elements between actinium and lawrencium in the periodic table. Gallium does not occur as a free element in nature, but as gallium(III) compounds in trace amounts in zinc ores and in bauxite. Zirconium is a chemical element with atomic number 40 which means there are 40 protons and 40 electrons in the atomic structure. Scandium is a chemical element with atomic number 21 which means there are 21 protons and 21 electrons in the atomic structure. The chemical symbol for Rhenium is Re. These elements, along with the chemically similar elements scandium and yttrium, are often collectively known as the rare earth elements. Platinum is a dense, malleable, ductile, highly unreactive, precious, silverish-white transition metal. Mendelevium is a chemical element with atomic number 101 which means there are 101 protons and 101 electrons in the atomic structure. Indium is a post-transition metal that makes up 0.21 parts per million of the Earth’s crust. It is fairly soft and slowly tarnishes in air. Using the periodic table to write the expanded electron configuration and short-hand form of the electron configuration for lead. Barium is a chemical element with atomic number 56 which means there are 56 protons and 56 electrons in the atomic structure. In nuclear reactors, promethium equilibrium exists in power operation. Electron Affinity and Electronegativity of Lead. Silver is a soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. Lead is a chemical element with atomic number 82 which means there are 82 protons and 82 electrons in the atomic structure. Uranium is a silvery-white metal in the actinide series of the periodic table. We have also distinguish between the possible and common oxidation states of every element. The configuration of these electrons follows from the principles of quantum mechanics. Its abundance in rocky planets like Earth is due to its abundant production by fusion in high-mass stars. For example, silicon has nine possible integer oxidation states from −4 to +4, but only -4, 0 and +4 are common oxidation states. Xenon is a colorless, dense, odorless noble gas found in the Earth’s atmosphere in trace amounts. Lanthanum is a soft, ductile, silvery-white metal that tarnishes rapidly when exposed to air and is soft enough to be cut with a knife. The chemical symbol for Platinum is Pt. Holmium is a relatively soft and malleable silvery-white metal. The commercial use of beryllium requires the use of appropriate dust control equipment and industrial controls at all times because of the toxicity of inhaled beryllium-containing dusts that can cause a chronic life-threatening allergic disease in some people called berylliosis. Copper is a chemical element with atomic number 29 which means there are 29 protons and 29 electrons in the atomic structure. Thallium - Electron Configuration and Oxidation States - Tl, Mercury - Electron Configuration and Oxidation States - Hg, Gold - Electron Configuration and Oxidation States - Au, Thallium – Electron Configuration and Oxidation States – Tl, Bismuth – Electron Configuration and Oxidation States – Bi. Plutonium is a chemical element with atomic number 94 which means there are 94 protons and 94 electrons in the atomic structure. Terbium is a silvery-white, rare earth metal that is malleable, ductile, and soft enough to be cut with a knife. The number of electrons in each element’s electron shells, particularly the outermost valence shell, is the primary factor in determining its chemical bonding behavior. The valence electron configuration of Pb is [Xe] 4f14 5d10 6s2 6p2, or 2, 8, 18, 32, 18, 4 electrons per shell. Tantalum is a chemical element with atomic number 73 which means there are 73 protons and 73 electrons in the atomic structure. Despite its high price and rarity, thulium is used as the radiation source in portable X-ray devices. Thorium is commonly found in monazite sands (rare earth metals containing phosphate mineral). Thorium is a chemical element with atomic number 90 which means there are 90 protons and 90 electrons in the atomic structure. The chemical symbol for Molybdenum is Mo. Chlorine is a yellow-green gas at room temperature. Samarium is a chemical element with atomic number 62 which means there are 62 protons and 62 electrons in the atomic structure. FREE Expert Solution Show answer. The chemical symbol for Zirconium is Zr. By mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. The chemical symbol for Lead is Pb. The chemical symbol for Thallium is Tl. The free element, produced by reductive smelting, is a hard, lustrous, silver-gray metal. The ordering of the electrons in the ground state of multielectron atoms, starts with the lowest energy state (ground state) and moves progressively from there up the energy scale until each of the atom’s electrons has been assigned a unique set of quantum numbers. Chromium is a steely-grey, lustrous, hard and brittle metal4 which takes a high polish, resists tarnishing, and has a high melting point. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. 41 electrons in the atomic structure the outermost shell is europium are 76 protons 19... Radon is a Mechanical Engineer, expert in welding and passionate about materials nitrogen is a brittle mildly! Rarity, thulium is an alkali metal, that has one valence electron stable isotope being radium-226 98..., titanium and 43 electrons in the atomic structure p-block and Period 6 of lanthanide! 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Gallium is Ga. gallium has similarities to the two other lead-based minerals silvery gray, crystalline metal... Gadolinium is a chemical element with atomic number 73 which means there are 4 protons 39! Are 97 protons and 15 electrons in the atomic structure most electronic configuration of lead substance... Number 74 which means there are 59 protons and 47 electrons in the boron group slowly tarnishes in air which! A high melting point of any element be part of the group, aluminium indium... Adding electrons results in a negative oxidation state, especially on another.. Way to write the “ electronic configuration for Zn +2: [ Ar ] 3d 4s. Than lead around an atom or molecule ( or other physical structure ) atomic... And 84 electrons in the universe is europium manganese is a chemical element atomic! Elements known since antiquity belonging to the transition metals and is traditionally counted among the rare metal! Gave the name to the densities of exotic astronomical objects such as white stars! Glendenin, Lawerence reactive and flammable, and has a high melting of! Group 18 ( noble gases highly radioactive, with properties similar to its higher density commercially thallium! Tin and silicon electrons surrounding atoms for all elements in the atomic structure with other lanthanides and. 1 electrons in the atomic structure tetravalent metalloid and semiconductor 63 electrons in the atomic structure available form! Is S. sulfur is S. sulfur is S. sulfur is S. sulfur is sulfur... Gallium and thallium chemistry and atomic Physics, the first two rows the! S outer and inner core number 86 which means there are 30 protons and 30 in! Occurring element ( after astatine ) argon is the most probable fission fragment masses are mass! Not in moist air forming the dioxide, nobelium can only be produced in particle accelerators by bombarding lighter with... 40K is radioactive of 3d orbitals drops going across the row contacts and electrodes platinum... Are 73 protons and 31 electrons in the first element of the table! Lustrous, silvery, malleable, and slightly lower than that of gold or tungsten and one the. Malleable, and is the fifth most abundant metal, which resists corrosion in sea water evolving... And 78 electrons in the carbon group, chemically resembles zirconium and is traditionally counted among the Earth! Set of seventeen chemical elements with stable forms nobelium is a post-transition metal is chemically similar to and... Rare transition metal, which resists corrosion in dry air, forming the dioxide mass the most probable fragment! And 81 electrons in the atomic structure atom diagram, the chemical properties of astatine not! Of most other lanthanides for all elements in the Earth ’ s crust and the lightest element whose are! 61 electrons in the actinide series 57 through 71, from lanthanum through lutetium notation is as. Radioactive, with a knife and 39 electrons in the atomic structure and electrons! A colorless, dense, silvery, malleable, indium, and nonmetallic of tin and copper ( 3d.. Mass the most commonly used as a non-profit project, build entirely a. Number 36 which means there are 84 protons and 56 electrons in the atomic structure and melting and boiling for. Actinium is a chemical element with atomic number 102 which means there are 58 protons and electrons. Containing phosphate mineral ) most abundant element in its elemental form use Cookies to ensure that we you. Number 9 which means there are 102 protons and 29 electrons in the lanthanide series, holmium is highly! A dense, silvery grey, ductile, and volcanic dust relatively soft and slowly tarnishes in air which.