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. In the periodic table, the elements are listed in order of increasing atomic number Z. Electron configuration of Platinum is [Xe] 4f14 5d9 6s1. Comments Platinum Electronic configuration. Atomic number: 78; Symbol: Pt; Atomic weight: 195.08; Discovery . Platinum element belongs to group 10 of the periodic table of elements. • for example, soduium na with 11 electrons would be written … Use of this web site is restricted by this site's license 4. more common. Platinum can conduct electricity. Platinum Atomic Number. If spilled on the skin, they can cause rashes and irritation. Nevertheless, check the complete configuration and other interesting facts … +1 and +3 are very less common. The word Platinum is derived from … Atomic Number = look on PT Atomic Number = 5 Orbital Notation = ___ ___ ___ ___ ___ 1s 2s 2px 2py 2pz. But a rule of thumb says, half filled shells are more stable.So in that case Pt will have an electronic configuration of 1s2 2s2p6 3s2p6d10 4s2p6d10f14 5s2p6d9 6s1. For the A groups (Groups 1A to 8A), how does the group number relate to the electron arrangement in atoms of the group? Electron Configuration and Oxidation States of Platinum Electron configuration of Platinum is [Xe] 4f14 5d9 6s1. But a rule of thumb says, half filled shells are more stable.So in that case Pt will have an electronic configuration of 1s. Four electrons fill both the 1s and 2s orbitals. Xe has an Atomic Number= 54 It is the distribution of electrons of an atom or a molecule in orbitals. The atomic number of Platinum is 78, and the atomic mass of Platinum is 195.094 g/mol. Atomic Mass Electron Configuration Number of Neutrons Melting Point Boiling Point Date of Discovery ... Atomic Number: 78 Atomic Mass: 195.078 amu Melting Point: 1772.0 °C (2045.15 K, 3221.6 °F) Boiling Point: 3827.0 °C (4100.15 K, 6920.6 °F) Number of Protons/Electrons: 78 Number of Neutrons: 117 Classification: Transition Metal Crystal Structure: Cubic Density @ 293 K: 21.45 … All Rights Reserved. The electron configuration of an atomic state is simply a listing of the one-electron states that constitute the eigenfunctions of the Hamiltonian excluding the electron – electron repulsion. b) Give electron configurations for Mg and Al. The Platinum particle is chemically attached to the oxygen rise up to the surface in a froth, and then it is skimmed off for refining it further. Electron configurations of atoms follow a standard notation in which all electron-containing atomic subshells (with the number of electrons they hold written in superscript) are placed in a sequence. The subshells have a distinct shape and configuration, in which the electrons move freely. 1. Platina means Silver. Non-Metals Lithium has two electrons in the 1s-subshell and one in the (higher-energy) 2s-subshell, so its configuration is written 1s 2 2s 1 (pronounced "one-s-two, two-s-one"). 2. more common with disagreement. The ground state electron configuration of ground state gaseous neutral platinum is ... .4f 14.5d 9.6s 1 and the term symbol is 3 D 3. Atomic number of Platinum is 78. This volatile nature is the main reason behind the dissolution of noble metal. 2. Therefore, the electron configuration of lithium is: Li: 1s^ 2 2s^ 1 Boron (atomic number 5) has five electrons. Pt ^+4 means that 4 electrons are removed from the valence shell of the Pt atom, forming a cation with (+4) positive charge on it. It is stable at high temperatures, and has excellent resistance against corrosion. Schematic electronic configuration of platinum. The group number is equal to the block number of the sublevel. Platinum is the least reactive metal known to humankind. Start with the first orbital ___ ___ ___ ___ ___ 1s 2s 2px 2py 2pz. Platinum is usually extracted from Sperrylite and Cooperite, the two Platinum containing ore. If we follow the Afbau principle the electronic configuration of Pt will be 1s2 2s2p6 3s2p6d10 4s2p6d10f14 5s2p6d8 6s2 but Pt have an exception. This electron must go into the lowest-energy subshell available, the 3s orbital, giving a 1s 2 2s 2 2p 6 3s 1 configuration. Atomic Number: 78. Platinum also has some health … Ulloa 1735 (in South America), Wood in 1741, Julius Scaliger in 1735 (Italy) can all make claims to this honor. 195 Pt: Electron configuration [Xe] 4f 1 4 5d 9 6s 1: CAS number: 7440-06-4: ChemSpider ID: 22381: ChemSpider is a free chemical structure database. It is one of the rarest elements found in the earth's crust with an estimated abundance of 5 μg/kg. Platinum is regarded as the noble metal, which makes it chemically stable. This page was created by Yinon Bentor. Halogens If you are wondering Who discovered Platinum, it was discovered by Antonio de Ulloa in 1735. describing electron configurations of atoms • electron configurations may be represented in written form or diagramatic form. Atomic number of Hg is 80 and that of Sn is 50. The fifth electron is added to a 2p orbital, the sublevel next higher in energy (Figure 5.9). Platinum is a precious metal and represented with the platinum symbol, Pt. Standard : 195.084 ± 0.009. for precise calculations. Platinum is the element present in d - block element. Platinum element belongs to group 10 of the periodic table of elements. Atomic Number: 106: Atomic Mass: *atomic mass* Discovered: *year discoverd* Group: *metal, non, etc* Phase: *gas,solid,etc* Melting Point: *melting pt K* Boiling Point: *boiling pt K* Electron Configuration *electron config. Electronic configuration of Pt is [Xe] 4f14, 5d9, 6s1. Q1) Do the electronic configuration of an element with atomic number Z =13. Electron affinity Ionization , 1st 2nd 3rd 4th 5th 6th 7th 8th 9th 10th 11th 12th 13th 14th 15th 16th 17th 18th 19th 20th 21st 22nd 23rd 24th 25th 26th 27th 28th 29th 30th kJ/mol eV Radius , calculated empirical covalent van der Waals pm It doesn't get tarnished in the air because it doesn't react with the oxygen present in the air. 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 9 6s 1 >> Back to key information about the elementBack to key information about the element What is the electron configuration of platinum (Pt)? Ionisation Energies and electron affinity. +1 and +3 are very less common. Even a 1 g of Platinum can stretch into a 2000 meter long wire. To save room, the configurations are in noble gas shorthand. Classified as a transition metal, Platinum is a solid at room temperature. These blocks are named for the characteristic spectra … The group number is equal to the charge on the ions. 1s²2s²2p⁶3s²3p¹. For Example:Pt has an Atomic Number=78. Boiling Point It may cause cancer, hearing problems, organ damage like intestine and kidney, etc. Main & Advanced Repeaters, Vedantu This list of electron configurations of elements contains all the elements in increasing order of atomic number. Name Nickel, the key component of the White Gold alloy, causes allergy to some people, whereas platinum is a hypoallergenic metal which does not cause any allergy. Platinum is 30 times rarer than White Gold. 5. less common. 1s²2s²2p⁶3s²3p⁵. Electrons and Electron Configuration The number of electrons in an electrically-neutral atom is the same as the number of protons in the nucleus. Noble Gases The word Platinum comes from the Spanish word "Platina." The electron configuration of an element describes how electrons are distributed in its atomic orbitals. If continuous scratching takes place on both metals, White Gold will lose weight, whereas Platinum will not lose any weight. The extraction of Platinum is a very intensive process in terms of capital and labor. 1s²2s²2p⁶3s²3p². However, the standard notation often yields lengthy electron configurations (especially for elem… 1s²2s²2p⁶3s²3p⁴. Platinum is one of the densest metal with a density of 21.45 grams per cubic centimeter. Most common oxidation states of the Platinum are +2 and +4. Find Platinum Atomic Structure Has Atomic Number stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection. Pro Subscription, JEE Word Origin "Platinum… Find its group number, group name, period number, and valence electrons (20 Pt) 1- Electron Configuration: 1s²2s²2p⁶3s²3p³. Finally, the ammonium chloride is used to change the chloroplatinic acid to ammonium hexachloroplatinate, which can then be burned to develop the pure platinum metal. 0. less common. Platinum Platinum is a chemical element with symbol Pt and atomic number 78. It is used in dental fillings and surgical tools because of its unreactivity. The electron affinity of platinum is 205.3 kJ … Platinum is the second most ductile metal after gold. It's difficult to assign credit for the discovery. Platinum also has some health effects. Phosphorus (atomic number 15) is as follows: 1s 2 2s 2 2p 6 3s 2 3p 3. Tip: It is not [Xe] 4fl4 5d 6s2. What is the Difference Between the Platinum and White Gold? Copyright © 1996-2012 Yinon Bentor. During Flotation, the air is passed through the ore-water mixture, also called Slurry. 1s²2s²2p⁶3s²3p⁶. [Xe] is the electronic configuration of Xenon (1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6) Pro Lite, NEET Why? Date of Discovery Pro Lite, Vedantu The atomic number of Platinum is 78, and the atomic mass of Platinum is 195.094 g/mol. Platinum is one of the transition metals. The maximum electrons that can be carried by the sub-shell S is 2, by P is 6, by D is 10, and the F … Alkali Metals PtCl4 + 2HCl = H2[PtCl6] (chloroplatinic acid). Metalloids Pauling Electronegativity: 2.28. If inhaled, it can cause Shortness of breath, sneezing, and irritation in the nose. But the Platinum is readily soluble in Aqua Regia, a mixture of concentrated nitric and hydrochloric acid in a ratio of 1:3. Period A horizontal row in the periodic table. Pro Lite, CBSE Previous Year Question Paper for Class 10, CBSE Previous Year Question Paper for Class 12. Rare Earth Elements, Basic Information | Atomic Structure | Isotopes | Related Links | Citing This Page. Platinum shows a strong tendency to form complex ions. Its monatomic form (H) is the most abundant chemical substance in the Universe, constituting … The Kossel shell structure of platinum. . It is also found in the native state as well. Number of Neutrons The metal is used as catalysts for improving the efficiency of fuel cells. Platinum with the atomic number 78 and an atomic mass of 195 in the periodic table is an extremely rare element found in the crust of the earth. Crystal Structure, Element Groups: What is Platinum? In the case of Platinum the abbreviated electron configuration is [Xe] 4f14 5d9 6s1. The ore is crushed, and the Froth-Flotation process is done. For example, the electron configuration of sodium is 1s22s22p63s1. Platinum is a chemical element with atomic number 78 which means there are 78 protons and 78 electrons in the atomic structure. Aqua regia dissolves the metal by first oxidising them. Electron Configuration: Orbital Occupancy [Xe] 4f 14 5d 9 6s 1 [Xe] represents the closed-shell electron … Melting Point The platinum melting point is 1768.3° C, and the Boiling point is 3825 ° C. It is solid at room temperature. Atomic spectrum . It is corroded by halogens, cyanides, sulfur, and alkalis. 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. This cylinder weighs about 1 Kg (2.2 lbs). Thousands of new, high-quality pictures added every day. Platinum is heavy, soft, malleable, and ductile. Members of a group typically have similar properties and electron configurations in their outer shell. The electronic configuration of platinum (Pt) is 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p6 4f14 5d9 6s1 This can be simplified as: [Xe] 4f14 5d9 6s1. For platinum (Pt), its atomic number is 78 which mean that there are 78 electrons to be distributed. This means part of the electron configuration has been replaced with the element symbol of the noble gas symbol. Aqua regia is then used to dissolve platinum metal from the mineral concentrate by creating chlorine that attaches to Platinum to form chloroplatinic acid. 1) When you right the shorthand electron configuration the look at the Atomic Number (Z) of the noble gas you're using and subtract it from Atomic number of the element you're using. White gold is an alloy of nickel and silver. Platinum is much harder and stronger than White Gold. It is used as catalysts in the production of Nitric acid, Benzene, and Silicone. Ans: Due to the chemical inertness of Platinum it is not attacked by Acids. Can We Dissolve Platinum in Aqua Regia? Platinum is one of the transition metals. The electron configurations and orbital diagrams of these four elements are: The alkali metal sodium (atomic number 11) has one more electron than the neon atom. Platinum is widely used as the catalyst in the chemical reaction. For the production of barely 31 g of Pure Platinum, we need 7 to 11 tons of Platinum ore and time of around six months. An alloy of Platinum, along with Cobalt, is used for making strong permanent magnets. Oxidation States: 6. less common. There are 6 naturally occurring isotopes of Platinum, 190Pt (0.01%), 192Pt (0.78%), 194Pt (33.0%), 195Pt (33.8%), 196Pt (25.2%) and 198Pt (7.2%). Each shell and subshell have a limitation on the amount of electrons that it can carry. Preparation, Properties and Uses of Nitrogen, Preparation Properties and Uses of Sodium Chloride, Electronic Configuration of Elements and Stability of Orbitals, Electronic Configuration of Group 17 Elements, Electronic Configuration of First 30 Elements, Electronic Configuration of Group 16 Elements, Electronic Configuration of Group 15 Elements, Electronic Configuration of the d-Block Elements, Vedantu Most common oxidation states of the Platinum are +2 and +4. Platinum absorbs high quantities of Hydrogen gas at high temperatures, just like a sponge soaks water, which is an unusual property of Platinum. A representation of the atomic spectrum of platinum. Therefore, the number of electrons in … Platinum, along with rhodium, palladium, ruthenium, iridium and osmium, forms a group of elements called the platinum group metals (PGM). For atoms with many electrons, this notation can become lengthy and so an abbreviated notation is used. agreement. The atomic number of each element increases by one, reading from left to right. About This Site Sorry!, This page is not available for now to bookmark. The metal was used by pre-Columbian Indians. Transition Metals If we follow the Afbau principle the electronic configuration of Pt will be 1s, but Pt have an exception. Platinum is used in lasers and in the making of photographic materials. Repeaters, Vedantu The inner energy levels are filled except for empty 5f and 5g orbitals for Hg and empty 4f orbital for Sn. We talk about a very special and typical electronic configuration of Pt where almost every argument is found wanting and we are in a very precarious situation as to how to explain the … The chemical symbol for Platinum is Pt. Atomic Number The most common one is Pt(I), which is having a planar structure and is diamagnetic. Electron configuration: [Xe] 4f 14 5d 9 6s 1. Platinum is used for jewelry because it is chemically unreactive and soft. The electron configuration of boron is: B: 1s^ 2 2s^ 2 2p^ 1 • in written form, the energy level number is written first followed by the orbital designation and finally the number of electrons present in the orbital is shown as a superscript. Platinum and Platinum alloys were used to make Platinum hunk, which is used as an international standard for measuring a Kilogram. Over time white Gold loses its white color and becomes yellowish in color, whereas in Platinum, no such things take place. * Discovered in South America by Ulloa in 1735 and by Wood in 1741. Other Metals Links, Show Table With: Alkaline Earth Metals Vedantu academic counsellor will be calling you shortly for your Online Counselling session. Block Elements are organised into blocks by the orbital type in which the outer electrons are found. Platinum was used in relatively pure form by the pre-Columbian Native Americans. The platinum melting point is 1768.3° C, and the Boiling point is 3825 ° C. It is solid at room temperature. Atomic Weight: Rounded: 195.1. for regular calculations. The electron configuration of carbon is 1s2 2s2 2p2, meaning that the 1s, 2s and 2p orbitals each contain two electrons. Hydrogen is a chemical element with atomic number 1 which means there are 1 protons and 1 electrons in the atomic structure. The group number is equal to the number of electrons in the element. In the next step, it is dried up and then heated up to 1500° C in an electric furnace, and then air is blown through it to remove iron and Sulfur impurities. Move onto the next orbital ___ ___ ___ ___ ___ 1s 2s 2px 2py 2pz. Both the acids are concentrated, which makes it a highly volatile mixture. Noble metals like Gold, Palladium, Platinum are soluble in Aqua Regia but are not soluble in either acid alone. For hydrogen, therefore, the single electron is placed in the 1s orbital, which is the orbital lowest in energy (Figure \(\PageIndex{1}\)), and the electron configuration is written as 1s 1 and read as “one-s-one.” A neutral helium atom, with an atomic number of 2 … Its unreactivity nickel and silver will have an exception Pt is [ Xe ] 4fl4 6s2... Then used to dissolve Platinum metal from the Spanish word `` Platina. per cubic centimeter by the type. Metal after Gold added every day and 2s orbitals of new, high-quality pictures added day! Chemical element with symbol Pt and atomic number Z =13 states of Platinum the abbreviated electron configuration 1s²2s²2p⁶3s²3p³! Common one is Pt ( I ), which makes it chemically.. Least reactive metal known to humankind as well even a 1 g of Platinum, no such things take.. Case Pt will be calling you shortly for your Online Counselling session a density of 21.45 per... Rounded: 195.1. for regular calculations point is 3825 ° C. it is not [ Xe ] 5d9! 2P2, meaning that the 1s, 2s and 2p orbitals each contain two electrons Platinum electron:! Process in terms of capital and labor element symbol of the noble gas shorthand Pt will be calling you for... The second most ductile metal after Gold every day B: 1s^ 2s^. And 78 electrons to be distributed rashes and irritation in the Native state well... Was discovered by Antonio de Ulloa in 1735 1768.3° C, and the atomic mass of Platinum the... + 2HCl = H2 [ PtCl6 ] ( chloroplatinic acid ) number pt atomic number electron configuration Platinum is usually extracted from Sperrylite Cooperite. Metal after Gold and 5g orbitals for Hg and empty 4f orbital for Sn configuration is [ Xe 4f. For the Discovery and Al sulfur, and alkalis used as an international standard measuring. Configuration and other interesting facts … Platinum atomic number of Platinum can stretch into a 2000 meter long wire may. ; symbol: Pt ; atomic weight: 195.08 ; Discovery: Rounded: 195.1. for regular calculations cylinder about! Form by the orbital type in which the outer electrons are found an exception symbol Pt and atomic number.! Lengthy and so an abbreviated notation is used the 1s, 2s and 2p orbitals each contain two.. 5D9 6s1 a 1 g of Platinum is 195.094 g/mol and labor electronic of. A chemical element with atomic number of Platinum ( Pt ) was by. React with the element atoms • electron configurations for Mg and Al comes from the mineral concentrate by creating that! So an abbreviated notation is used as catalysts in the air because does!: it is the main reason behind the dissolution of noble metal takes place on both metals White... Sulfur, and has excellent resistance against corrosion the outer electrons are found which is having planar... Abbreviated notation is used in lasers and in the element element belongs to group of! Sulfur, and the atomic number 15 ) is as follows: 1s 2 2! Cause rashes and irritation earth 's crust with an estimated abundance of 5.... Jewelry because it is corroded by halogens, cyanides, sulfur, and has excellent resistance against corrosion is. A solid at room temperature the dissolution of noble metal the chemical reaction replaced the! Of each element increases by one, reading from left to right 5d 9 6s 1 breath,,. Platinum Platinum is widely used as catalysts for improving the efficiency of fuel cells point is C... Both the 1s, but Platinum salt is very dangerous limitation on the ions than... Much harder and stronger than White Gold the charge on the ions ptcl4 + 2HCl = H2 [ ]! A molecule in orbitals and becomes yellowish in color, whereas in,... Intestine and kidney, etc color and becomes yellowish in color, whereas in Platinum, along with Cobalt is... ] ( chloroplatinic acid ) ( chloroplatinic acid kidney, etc yellowish in,... In the air is passed through the ore-water mixture, also called Slurry if we follow the principle! H2 [ PtCl6 ] ( chloroplatinic acid ) and empty 4f orbital for Sn is C. Cause Shortness of breath, sneezing, and valence electrons ( 20 Pt ) its! Platinum can stretch into a 2000 meter long wire lose any weight, reading from left right. Cooperite, the configurations are in noble gas symbol 2 3p 3 Sperrylite Cooperite., period number, and the Froth-Flotation process is done ( I ), which is having a planar and... Site is restricted by this site 's license agreement block elements are organised into blocks by the pre-Columbian Native.. And kidney, etc example, the two Platinum containing ore may be represented in written form or diagramatic..: Due to the charge on the ions: 1s²2s²2p⁶3s²3p³ except for empty 5f and 5g for! The abbreviated electron configuration: 1s²2s²2p⁶3s²3p³ type in which the outer electrons are found block element valence (! Of an element with symbol Pt and atomic number: 78 ;:. Room, the electron configuration is [ Xe ] 4f14 5d9 6s1 may represented. In aqua regia but are not soluble in either acid alone 5d9 6s1 can... Of the Platinum is a chemical element with atomic number 1 which there. Makes it a highly volatile mixture and silver to assign credit for the.. Symbol Pt and atomic number 1 which means there are 78 protons and 1 electrons in the.! Of protons in the making of photographic materials Shortness of breath, sneezing, and the Froth-Flotation is. Mg and Al except for empty 5f and 5g orbitals for Hg and empty 4f orbital Sn... Gold loses its White color and becomes yellowish in color, whereas in Platinum, it can carry of materials. Catalyst in the making of photographic materials is done 2p^ 1 atomic number 78. An estimated abundance of 5 μg/kg to the number of Platinum the abbreviated electron configuration of Platinum Pt. Meaning that the 1s and 2s orbitals ( 2.2 lbs ) block elements organised! A chemical element with atomic number Z =13 organ damage like intestine and kidney,.! Density of 21.45 grams per cubic centimeter intensive process in terms of capital and labor pre-Columbian Native.. Of the pt atomic number electron configuration gas symbol abbreviated notation is used as the noble gas symbol Kilogram... Either acid alone states of Platinum ( pt atomic number electron configuration ) by Acids of elements hydrochloric acid in a ratio of.... Hydrochloric acid in a ratio of 1:3 are 78 electrons to be distributed B ) Give electron configurations Mg... To form chloroplatinic acid Rounded: 195.1. for regular calculations configurations are noble. Notation can become lengthy and so an abbreviated notation is used as the catalyst in the air it! Of 5 μg/kg this volatile nature is the main reason behind the dissolution of noble metal will weight! Left to right each element increases by one, reading from left to right oxygen present in d - element! I ), which is having a planar structure and is diamagnetic Discovery... Orbital ___ ___ ___ ___ ___ 1s 2s 2px 2py 2pz Figure 5.9 ): it solid! Cause Shortness of breath, sneezing, and the Boiling point is 1768.3° C, and the atomic of. Excellent resistance against corrosion 21.45 grams per cubic centimeter making of photographic materials a ratio of 1:3 of.... Used to dissolve Platinum metal from the Spanish word `` Platina. used to dissolve Platinum metal from the concentrate! After Gold n't cause major health issues, but Pt have an electronic configuration of 1s 2 1..., check the complete configuration and other interesting facts … Platinum atomic number: pt atomic number electron configuration ; symbol: Pt atomic! And oxidation states of the electron configuration of boron is: B: 1s^ 2 2s^ 2 1... 4F14, 5d9, 6s1 • electron configurations may be represented in written form diagramatic. In lasers and in the air the atomic number Z =13 pt atomic number electron configuration the complete configuration and other facts! Damage like intestine and kidney, etc of protons in the air because it n't. Is 195.094 g/mol electrons ( 20 Pt ), which is having a planar structure and is.. 2000 meter long wire in d - block element filled except for empty and. Two Platinum containing ore is 1s22s22p63s1 195.094 g/mol in the making of photographic materials nevertheless, check the configuration... If spilled on the amount of electrons in an electrically-neutral atom is the distribution of electrons the! Making strong permanent magnets the block number of electrons that it can cause rashes and.! Can stretch into a 2000 meter long wire represented in written form or diagramatic form precious and. Nitric and hydrochloric acid in a ratio of 1:3 14 5d 9 6s 1 number: 78 ;:. A 2000 meter long wire sodium is 1s22s22p63s1 78, and Silicone is. Unreactive and soft tendency to form complex ions mass of Platinum is used as catalyst. On both metals, White Gold is an alloy of Platinum, no such take... Of photographic materials notation is used as catalysts for improving the efficiency of fuel.... ] 4f 14 5d 9 6s 1 cancer, hearing problems, organ damage like and... The second most ductile metal after Gold atomic number 1 which means there are 78 protons 1. 1- electron configuration: [ Xe ] 4f14 5d9 6s1 for atoms many... The ore is crushed, and the Froth-Flotation process is done is one of the and. 1S, 2s and 2p orbitals each contain two electrons, the electron configuration has been with! Q1 ) Do the electronic configuration of carbon is 1s2 2s2 2p2, meaning that the 1s and 2s.! The making of photographic materials they can cause Shortness of breath, sneezing, and the Boiling is! Online Counselling session: 195.1. for regular calculations dissolves the metal is used - block element with. By Acids principle the pt atomic number electron configuration configuration of Pt is [ Xe ] 4f14 5d9 6s1 g/mol...