The chemical symbol for Platinum is Pt. Argon is mostly used as an inert shielding gas in welding and other high-temperature industrial processes where ordinarily unreactive substances become reactive; for example, an argon atmosphere is used in graphite electric furnaces to prevent the graphite from burning. Lawrencium is a chemical element with atomic number 103 which means there are 103 protons and 103 electrons in the atomic structure. Copper is a chemical element with atomic number 29 which means there are 29 protons and 29 electrons in the atomic structure. Mercury is a chemical element with atomic number 80 which means there are 80 protons and 80 electrons in the atomic structure. Periodic Table of the Elements Electron configuration of Strontium. Thorium is moderately hard, malleable, and has a high melting point. The Romans also used lead for plumbing.The Romans called lead ‘plumbum nigrum’ meaning black lead to differentiate it from ‘plumbum album’ meaning white lead. The chemical symbol for Hydrogen is H. With a standard atomic weight of circa 1.008, hydrogen is the lightest element on the periodic table. Based from the electron configuration table in the periodic table, Pb has the following electron configuration. 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. Elemental sulfur is a bright yellow crystalline solid at room temperature. Niobium is a soft, grey, ductile transition metal, often found in the minerals pyrochlore (the main commercial source for niobium) and columbite. Actinium is a soft, silvery-white radioactive metal. Americium is a chemical element with atomic number 95 which means there are 95 protons and 95 electrons in the atomic structure. The principal lead mineral is lead sulfide (galena, PbS). Pure germanium is a semiconductor with an appearance similar to elemental silicon. Neodymium is not found naturally in metallic form or unmixed with other lanthanides, and it is usually refined for general use. Francium is the second-least electronegative element, behind only caesium, and is the second rarest naturally occurring element (after astatine). 1) You may use almost everything for non-commercial and educational use. I was wondering how does electron configuration lead to the periodic table? The chemical symbol for Oxygen is O. It comes down to stability of the sub-shell and the orbital. Lead is placed in group 14 or p-block and Period 6 of the periodic table of elements. Europium is a moderately hard, silvery metal which readily oxidizes in air and water. The chemical symbol for Copper is Cu. Lead Electronic configuration. Cerium is a soft, ductile and silvery-white metal that tarnishes when exposed to air, and it is soft enough to be cut with a knife. See the answer. Francium is a highly radioactive metal that decays into astatine, radium, and radon. Ruthenium is a rare transition metal belonging to the platinum group of the periodic table. Therefore we have (still incorrect) 1s 2 2s 2 2p 6 3s 2 3p 6 3d 9 4s 2. Polonium is a chemical element with atomic number 84 which means there are 84 protons and 84 electrons in the atomic structure. Our Website follows all legal requirements to protect your privacy. Protactinium is a chemical element with atomic number 91 which means there are 91 protons and 91 electrons in the atomic structure. Some is … The ninth member of the lanthanide series, terbium is a fairly electropositive metal that reacts with water, evolving hydrogen gas. Tellurium is a brittle, mildly toxic, rare, silver-white metalloid. Atomic Symbol Pb Uses Used in solder, shielding against radiation and in batteries. Chlorine is a yellow-green gas at room temperature. We assume no responsibility for consequences which may arise from the use of information from this website. The chemical symbol for Tin is Sn. Thulium is a chemical element with atomic number 69 which means there are 69 protons and 69 electrons in the atomic structure. Indium Overview Indium Complete Electron Configuration 1s2 2s2 2p6 3s2 3p6 4 s2 3 d10 4 p6 5 s2 4 d10 5 p1 Abbreviated Electron Configuration [Kr] 4d10 5s2 5p1 Sources Found in … Discoverer: Davy, Sir H. and Thénard, L.-J. Hafnium is a lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in many zirconium minerals. Arsenic is a metalloid. We'll put six in the 2p orbital and then put the next two electrons in the 3s. Rhenium is a chemical element with atomic number 75 which means there are 75 protons and 75 electrons in the atomic structure. The symbol of lead is (Pb), lead has an Atomic Number of 82. Manganese is a metal with important industrial metal alloy uses, particularly in stainless steels. This give us the (correct) configuration of: 1s2 2s2 2p6 3s2 3p6 3d10 4s1. This equilibrium also known as “samarium 149 reservoir”, since all of this promethium must undergo a decay to samarium. Osmium is a chemical element with atomic number 76 which means there are 76 protons and 76 electrons in the atomic structure. Lead hydrogen arsenate (PbHAsO 4) Lead iodide (PbI 2) Lead nitrate [Pb(NO 3) 2] Lead oxide (PbO 2) Lead selenide (PbSe) Lead sulfate (PbSO 4) Lead sulfide (PbS) Lead telluride (PbTe) Interesting facts: It does not occur in nature in large amounts. Titanium is a lustrous transition metal with a silver color, low density, and high strength. Lead is very malleable, ductile, and dense and is a poor conductor of electricity. So the full electron configuration for Palladium would start with: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 Then you get to the critical point of deciding whether to fill it in as (4d 8, 5s 2) or (4d 10). Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. The chemical symbol for Polonium is Po. Neptunium is a chemical element with atomic number 93 which means there are 93 protons and 93 electrons in the atomic structure. There are two ways to write the “electronic configuration of Lead”, the short way (easy way) or the long way. Gold is a transition metal and a group 11 element. Name: Lead Symbol: Pb Atomic Number: 82 Atomic Mass: 207.2 amu Melting Point: 327.5 °C (600.65 K, 621.5 °F) Boiling Point: 1740.0 °C (2013.15 K, 3164.0 °F) Number of Protons/Electrons: 82 Number of Neutrons: 125 Classification: Other Metals Crystal Structure: Cubic Density @ 293 K: 11.34 g/cm 3 Color: bluish Atomic Structure A lead wire is a metal wire connected from the electric pole of an electronics part or an electronic component. The first alloy used on a large scale was bronze, made of tin and copper, from as early as 3000 BC. The ground state electron configuration of ground state gaseous neutral lead is [Xe].4f … It has four valence electrons in the outermost shell. [Xe] 6s2 for barium). Br - 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p5. Full Electron Configuration for Lead. H #1s^1# He #1s^2# Li #1s^2 2s^1# Be #1s^2 2s^2# B #1s^2 2s^2 2p^1# C #1s^2 2s^2 2p^2# N #1s^2 2s^2 2p^3# O #1s^2 2s^2 2p^4# F #1s^2 2s^2 2p^5# The chemical symbol for Manganese is Mn. This website was founded as a non-profit project, build entirely by a group of nuclear engineers. It is a colorless, odorless, tasteless, non-toxic, inert, monatomic gas, the first in the noble gas group in the periodic table. Problem: Write the full electronic configuration for lead (Pb). Cerium is a chemical element with atomic number 58 which means there are 58 protons and 58 electrons in the atomic structure. The chemical symbol for Barium is Ba. It could be part of the main body, but then the periodic table would be rather long and cumbersome. Thallium is a soft gray post-transition metal is not found free in nature. Promethium is one of only two such elements that are followed in the periodic table by elements with stable forms. Indium is a chemical element with atomic number 49 which means there are 49 protons and 49 electrons in the atomic structure. This fact has key implications for the building up of the periodic table of elements. Our lead page has over 280 facts that span 107 different quantities. Holmium is a chemical element with atomic number 67 which means there are 67 protons and 67 electrons in the atomic structure. Electron configuration of Lead is [Hg] 6p2. Its monatomic form (H) is the most abundant chemical substance in the Universe, constituting roughly 75% of all baryonic mass. Platinum is a chemical element with atomic number 78 which means there are 78 protons and 78 electrons in the atomic structure. Astatine is the rarest naturally occurring element on the Earth’s crust. Rhenium is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. A colorless, odorless, tasteless noble gas, krypton occurs in trace amounts in the atmosphere and is often used with other rare gases in fluorescent lamps. Want to see this answer and more? The chemical symbol for Berkelium is Bk. 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. Its properties are thus intermediate between those of chlorine and iodine. But its density pales by comparison to the densities of exotic astronomical objects such as white dwarf stars and neutron stars. Radon is a chemical element with atomic number 86 which means there are 86 protons and 86 electrons in the atomic structure. For atoms with many electrons, this notation can become lengthy and so an abbreviated notation is used. Pb2+ would then have an electronic configuration of [Xe]6s2 4f14 5d10 since Pb2+ means that it lost two of its electrons. It is a noble metal and a member of the platinum group. Discoverer: Coster, Dirk and De Hevesy, George Charles, Discoverer: Elhuyar, Juan José and Elhuyar, Fausto, Discoverer: Noddack, Walter and Berg, Otto Carl and Tacke, Ida. Carbon is one of the few elements known since antiquity. Plutonium is a chemical element with atomic number 94 which means there are 94 protons and 94 electrons in the atomic structure. Oxidation state 0 occurs for all elements – it is simply the element in its elemental form. Praseodymium is a chemical element with atomic number 59 which means there are 59 protons and 59 electrons in the atomic structure. The chemical symbol for Actinium is Ac. Some of these electrons are more tightly bound in the atom than others. What is the difficulty of this problem? Learn this topic by watching Electron Configuration Concept Videos. Not found any post match with your request, STEP 2: Click the link on your social network, Can not copy the codes / texts, please press [CTRL]+[C] (or CMD+C with Mac) to copy, How a small number of atoms can be joined and form completely different substances. Lead, a soft, silvery white or grayish metal in Group 14 (IVa) of the periodic table. The chemical symbol for Boron is B. The chemical symbol for Astatine is At. It is one of the least reactive chemical elements and is solid under standard conditions. Xenon is a chemical element with atomic number 54 which means there are 54 protons and 54 electrons in the atomic structure. The S2- ion, the simplest sulfur anion and also known as sulfide, has an electron configuration of 1s2 2s2 2p6 3s2 3p6. Gallium is a chemical element with atomic number 31 which means there are 31 protons and 31 electrons in the atomic structure. Lead is a heavy metal that is denser than most common materials. In nuclear industry, especially artificial xenon 135 has a tremendous impact on the operation of a nuclear reactor. Over half the lead produced today is used in lead-acid car batteries. The chemical symbol for Neon is Ne. Special Cases and Exceptions Notating cations: When you’re dealing with cations, it’s very similar to … Neon is a chemical element with atomic number 10 which means there are 10 protons and 10 electrons in the atomic structure. Uranium is weakly radioactive because all isotopes of uranium are unstable, with half-lives varying between 159,200 years and 4.5 billion years. Nickel is a chemical element with atomic number 28 which means there are 28 protons and 28 electrons in the atomic structure. Carbon is the 15th most abundant element in the Earth’s crust, and the fourth most abundant element in the universe by mass after hydrogen, helium, and oxygen. The chemical symbol for Palladium is Pd. Now, looking at the 78 core electrons, we can build the complete electron configuration for this element. Titanium is a chemical element with atomic number 22 which means there are 22 protons and 22 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 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. First you should write their normal electron configuration and then when you remove electrons you have to take them from the outermost shell. Bismuth is a pentavalent post-transition metal and one of the pnictogens, chemically resembles its lighter homologs arsenic and antimony. Titanium is resistant to corrosion in sea water, aqua regia, and chlorine. The chemical symbol for Arsenic is As. Full electron configuration of strontium: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10 4s 2 4p 6 5s 2. is a rare earth element with a metallic silver luster. The chemical symbol for Xenon is Xe. Like all elements with atomic number over 100, nobelium can only be produced in particle accelerators by bombarding lighter elements with charged particles. Expert Answer 80% (20 ratings) Previous question Next question Transcribed Image Text from this Question. Chromium is a steely-grey, lustrous, hard and brittle metal4 which takes a high polish, resists tarnishing, and has a high melting point. Calcium is a chemical element with atomic number 20 which means there are 20 protons and 20 electrons in the atomic structure. The short way to write the “electronic configuration of Lead”: (Xe) 4f14, 5d10, 6s2, 6p2. It is fairly soft and slowly tarnishes in air. Curium is a chemical element with atomic number 96 which means there are 96 protons and 96 electrons in the atomic structure. Phosphorus is a chemical element with atomic number 15 which means there are 15 protons and 15 electrons in the atomic structure. and Gay-Lussac, L.-J. For the Cu+ ion we remove one electron from 4s1 leaving us with: 1s 2 2s 2 2p 6 3s 2 3p 6 3d 10. This chart is straightforward to construct. © 2019 / see also The chemical symbol for Iridium is Ir. In nuclear industry gadolinium is commonly used as a neutron absorber due to very high neutron absorbtion cross-section of two isotopes 155Gd and 157Gd. We have also distinguish between the possible and common oxidation states of every element. The chemical symbol for Cerium is Ce. An atom's electron configuration is a numeric representation of its electron orbitals. Ti… The Cookies Statement is part of our Privacy Policy. Most elements have more than one possible oxidation state. Lutetium is a silvery white metal, which resists corrosion in dry air, but not in moist air. Answer: Pb has an electronic configuration of [Xe]6s2 4f14 5d10 6p2. These elements, along with the chemically similar elements scandium and yttrium, are often collectively known as the rare earth elements. Rhodium is a chemical element with atomic number 45 which means there are 45 protons and 45 electrons in the atomic structure. ^ means the number next to it is superscript so the electron config. 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. The chemical symbol for Neptunium is Np. It is even less abundant than the so-called rare earths. Under standard conditions, it is the lightest metal and the lightest solid element. Mendelevium is a chemical element with atomic number 101 which means there are 101 protons and 101 electrons in the atomic structure. The arrangement of electrons in the orbitals of an atom is called the electron configuration of the atom. Lead atoms have 82 electrons and the shell structure is It is also sometimes considered the first element of the 6th-period transition metals and is traditionally counted among the rare earth elements. Bismuth is a chemical element with atomic number 83 which means there are 83 protons and 83 electrons in the atomic structure. It rarely occurs in its elemental state or as pure ore compounds in the Earth’s crust. There are over 100 different borate minerals, but the most common are: borax, kernite, ulexite etc. Platinum is used in catalytic converters, laboratory equipment, electrical contacts and electrodes, platinum resistance thermometers, dentistry equipment, and jewelry. Oxygen is a chemical element with atomic number 8 which means there are 8 protons and 8 electrons in the atomic structure. The chemical symbol for Argon is Ar. It is by mass the most common element on Earth, forming much of Earth’s outer and inner core. The chemical symbol for Protactinium is Pa. Protactinium is a dense, silvery-gray metal which readily reacts with oxygen, water vapor and inorganic acids. So if we have these transition metals, basically, we would write out the electronic configuration for each of these. Radium is a chemical element with atomic number 88 which means there are 88 protons and 88 electrons in the atomic structure. Strontium. The chemical symbol for Terbium is Tb. Significant concentrations of boron occur on the Earth in compounds known as the borate minerals. It is a lanthanide, a rare earth element, originally found in the gadolinite mine in Ytterby in Sweden. Answer to: Write the condensed electron configuration for a neutral lead atom. 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. Calcium is an alkaline earth metal, it is a reactive pale yellow metal that forms a dark oxide-nitride layer when exposed to air. If you want to get in touch with us, please do not hesitate to contact us via e-mail: Discoverer: Ramsey, Sir William and Cleve, Per Teodor. The chemical symbol for Curium is Cm. Correct Electron Configuration for Copper (Cu) The electron configuration can be visualized as the core electrons, equivalent to the noble gas of the preceding period, and the valence electrons (e.g. Lead has an atomic number Z = 82, and so it has 82 electrons. The chemical symbol for Bismuth is Bi. 113Cd has specific absorption cross-section. Liquid nitrogen (made by distilling liquid air) boils at 77.4 kelvins (−195.8°C) and is used as a coolant. Hydrogen is a chemical element with atomic number 1 which means there are 1 protons and 1 electrons in the atomic structure. Californium is a chemical element with atomic number 98 which means there are 98 protons and 98 electrons in the atomic structure. Platinum is one of the least reactive metals. For example, silicon has nine possible integer oxidation states from −4 to +4, but only -4, 0 and +4 are common oxidation states. The chemical symbol for Lead is Pb. The chemical symbol for Titanium is Ti. Radon occurs naturally as an intermediate step in the normal radioactive decay chains through which thorium and uranium slowly decay into lead. Gadolinium belongs to a rare earth elements (it is one of a set of seventeen chemical elements in the periodic table). The p orbital can hold up to six electrons. 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. Oxygen is a colourless, odourless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. 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. Lawrencium is the final member of the actinide series. The chemical symbol for Yttrium is Y. Yttrium is a silvery-metallic transition metal chemically similar to the lanthanides and has often been classified as a “rare-earth element”. Thorium is a chemical element with atomic number 90 which means there are 90 protons and 90 electrons in the atomic structure. Manganese is a chemical element with atomic number 25 which means there are 25 protons and 25 electrons in the atomic structure. The chemical symbol for Mendelevium is Md. Lead atoms have 82 electrons and the shell structure is The chemical symbol for Hafnium is Hf. The chemical symbol for Thallium is Tl. Actinium gave the name to the actinide series, a group of 15 similar elements between actinium and lawrencium in the periodic table. So, we start by writing the first part of tungsten's electron configuration which is [Xe] Next, we have 74-54=20 more electrons to fill. The electron configuration is the distribution of electrons of an atom or molecule (or other physical structure) in atomic or molecular orbitals. The chemical symbol for Molybdenum is Mo. Write the full electronic configuration for lead (Pb). See Answer. Praseodymium is a soft, silvery, malleable and ductile metal, valued for its magnetic, electrical, chemical, and optical properties. 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 Plutonium is Pu. In nuclear reactors, promethium equilibrium exists in power operation. Technetium is the lightest element whose isotopes are all radioactive; none are stable. Radon is a radioactive, colorless, odorless, tasteless noble gas. The ground state electron configuration of ground state gaseous neutral lead is [Xe].4f … Silver is a soft, white, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. 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. 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,ASTM,171,Atomic-Mass,327,Atomic-Number,436,Atomic-Radius,86,Atomic-Symbol,329,Atomic-Volume,94,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,Elastic-Modulus,30,Electrical-Conductivity,79,Electro-Affinity,87,Electron-Configuration,109,Electronegativity,102,Electrons-per-Shell,112,Enthalpy-of-Fusion,93,Enthalpy-of-Vaporization,95,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,201,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,Tests,2,Thermal-Conductivity,105,Valence-Electrons,98. The chemical symbol for Neodymium is Nd. A) [Xe] 6s26f146d106p2 B) [Rn] 6s24f145d106p2 C) [Xe] 6s24f145d106p2 D) [Xe] 6s25d106p2. What is the electron configuration of Lead? The sum of lead's first and second ionization energies—the total energy required to remove the two 6p electrons—is close to that of tin, lead's upper neighbor in the carbon group. The chemical symbol for Lead is Pb. Possible oxidation states are +2,4. The chemical symbol for Zirconium is Zr. 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 … Scandium is a chemical element with atomic number 21 which means there are 21 protons and 21 electrons in the atomic structure. Electron configuration was first conceived under the Bohr model of the atom, and it is still common to speak of shells and subshells despite the advances in understanding of the quantum-mechanical nature of electrons.. An electron shell is the set of allowed states that share the same principal quantum number, n (the number before the letter in the orbital label), that electrons may occupy. 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 2020 Periodic Table | All Rights Reserved |. The ground-state electron configuration of "Pb" is: ["Xe"]"4f"^(14)"5d"^(10)"6s"^2"6p"^2 Lead ("Pb") has atomic number 82. Caesium is a chemical element with atomic number 55 which means there are 55 protons and 55 electrons in the atomic structure. It is the heaviest essential mineral nutrient. The chemical symbol for Ruthenium is Ru. The ground state electronic configuration of neutral lead is [Xe].4f 14.5d 10.6s 2.6p 2 and the term symbol of lead is 3 P 0.. Lead: description Your user agent does not support the HTML5 Audio element. Chromium is a chemical element with atomic number 24 which means there are 24 protons and 24 electrons in the atomic structure. It occurs on Earth as the decay product of various heavier elements. Iridium is a chemical element with atomic number 77 which means there are 77 protons and 77 electrons in the atomic structure. In the case of Indium the abbreviated electron configuration is [Kr] 4d10 5s2 5p1. The configuration of these electrons follows from the principles of quantum mechanics. The chemical symbol for Potassium is K. Potassium was first isolated from potash, the ashes of plants, from which its name derives. Antimony is a chemical element with atomic number 51 which means there are 51 protons and 51 electrons in the atomic structure. The noble gas notation form is. From here, tungsten is number 74 on the periodic table, so the closest noble gas to it would be xenon, which is number 54. Germanium is a chemical element with atomic number 32 which means there are 32 protons and 32 electrons in the atomic structure. This is important in physics and chemistry because the properties of the outer shell in particular determine how the element will behave. Gelson Luz is a Mechanical Engineer, expert in welding and passionate about materials. Zirconium is a lustrous, grey-white, strong transition metal that resembles hafnium and, to a lesser extent, titanium. Fermium is a chemical element with atomic number 100 which means there are 100 protons and 100 electrons in the atomic structure. If you continue to use this site we will assume that you are happy with it. Berkelium is a member of the actinide and transuranium element series. Molybdenum is a chemical element with atomic number 42 which means there are 42 protons and 42 electrons in the atomic structure.