Electron Configuration26 Fe Iron Iron N Name: Iron Symbol: Fe Atomic Number: 26 Atomic Mass: amu Melting Point: C ( K, F) Boiling Point: C ( K, F) What is Iron? Ra \uf0e0 Rn + radiation. PtCl2(NH3)2 is used to treat some forms of cancer. 21. P. 15. 36. Mo. 45. Lu. While all holmium compounds should be considered highly toxic, initial evidence seems to indicate that they do not pose much danger. "@context": "http://schema.org", "contentUrl": "https://slideplayer.com/slide/5744876/19/images/92/54+Xe.+Xenon.+Xenon..jpg", 73. Discovered in 1826 by Antoine Balard. Metalloid element belonging to group 14 of the periodic table. }, 119 "name": "Electron Configuration", "width": "800" Cf-252 is an intense neutron source, which makes it an intense neutron source and gives it a use in neutron activation analysis and a possible use as a radiation source in medicine. Periodic Table of the Elements Published by: Nick Sarahs - Back to: HOME Click here to open table. Erbium. 5B. Holmium. 61. Li Be B C N O F Ne > 3000 oC oC. MacKenzie and E. Segre at the University of California. Found in uranium and thorium ores. Cd. Some granites used for building houses have been found to give off tiny amounts of radon, which can accumulate in confined areas., Eyewitness Science Chemistry , Dr. Ann Newmark, DK Publishing, Inc., 1993, pg 33, Predicted fraction of homes over 4 picocuries/liter radon. "contentUrl": "https://slideplayer.com/slide/5744876/19/images/17/The+Periodic+Table+%2A+%2A+Lanthanides+Y+Y+Actinides+Alkaline+H+He+Li+Be+B.jpg", Metalloid element belonging to group 14 of the periodic table. Lord Rayleigh and Sir William Ramsey identified argon in 1894. "@context": "http://schema.org", Pr. Radioactive metallic transuranic element. First isolated by Jose and Fausto de Elhuyer in 1783. "contentUrl": "https://slideplayer.com/slide/5744876/19/images/88/50+Sn.+Tin.+Tin.+N..jpg", 4f5. "contentUrl": "https://slideplayer.com/slide/5744876/19/images/8/Dutch+Periodic+Table.jpg", "description": "Name: Praseodymium Symbol: Pr Atomic Number: 59 Atomic Mass: amu Melting Point: \u00b0C ( \u00b0K, \u00b0F) Boiling Point: \u00b0C ( \u00b0K, \u00b0F) What is Praseodymium Soft silvery metallic element, belongs to the lanthanoids. Dubnium Einsteinium Erbium Europium Fermium Fluorine Francium Gadolinium Gallium Germanium Gold Hafnium Hassium. "name": "87 Fr. Es-254 has the longest half-life of the eleven known isotopes at 270 days. 96 Cm Curium Curium Name: Curium Symbol: Cm Atomic Number: 96 Atomic Mass: (247.0) amu Melting Point: C ( K, F) Boiling Point: Unknown Link What is Curium? Five other radioisotopes exist. Soft silvery metallic element, belongs to group 1 of the periodic table. 94. }, 28 Ar. { Soft silvery metallic element which belongs to the lanthanoids. Imagine Dragons - Radioactive (Metal/Djent Cover): I wanted to try something different and I had a lot of fun doing it, I hope you . 81. Ionization Energies Period H He Mg Li Be B C N O F Ne Na Mg Al Si P SGroup 1 18 H 1312 Symbol First Ionization Energy (kJ/mol) He 2372 1 1 Mg 738 2 13 14 15 16 17 Li 520 Be 900 B 801 C 1086 N 1402 O 1314 F 1681 Ne 2081 2 2 Na 496 Mg 738 Al 578 Si 787 P 1012 S 1000 Cl 1251 Ar 1521 3 3 3 4 5 6 7 8 9 10 11 12 Period K 419 Ca 590 Sc 633 Ti 659 V 651 Cr 653 Mn 717 Fe 762 Co 760 Ni 737 Cu 746 Zn 906 Ga 579 Ge 762 As 947 Se 941 Br 1140 Kr 1351 4 4 Rb 403 Sr 550 Y 600 Zr 640 Nb 652 Mo 684 Tc 702 Ru 710 Rh 720 Pd 804 Ag 731 Cd 868 In 558 Sn 709 Sb 834 Te 869 I 1008 Xe 1170 5 5 Cs 376 Ba 503 La 538 * Hf 659 Ta 761 W 770 Re 760 Os 839 Ir 878 Pt 868 Au 890 Hg 1007 Tl 589 Pb 716 Bi 703 Po 812 At -- Rn 1038 6 6 Linus Pauling ( ) awarded Nobel Prize in chemistry in 1954 for his 1939 text, The Nature of the Chemical Bond, and also won the Nobel Peace Prize in 1962 for his fight to control nuclear weapons. 57. "name": "Electron Configuration", This experimental data gives evidence for: 1) effect of increasing nuclear charge. Ni. "@type": "ImageObject", "contentUrl": "https://slideplayer.com/slide/5744876/19/images/49/Electron+Configuration.jpg", Mo. Pt. 11. The latest element on the periodic table have not been found in nature. He was educated mostly privately and at the age of 16 was a scientifically trained chemist. 70. 89. Electron Configuration3 Li Lithium Lithium N Name: Lithium Symbol: Li Atomic Number: 3 Atomic Mass: amu Melting Point: C ( K, F) Boiling Point: C ( K, F) What is Lithium? 4f7. U. Bi. Cr. Coryell in Pm = [Xe] 6s24f5. Zn. 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. Br. "description": "metallic character increases. First Ionization Energy. N.", 66 Dy Dysprosium Dysprosium N Name: Dysprosium Symbol: Dy Atomic Number: 66 Atomic Mass: amu Melting Point: C ( K, F) Boiling Point: C ( K, F) What is Dysprosium? 50. Generally alloyed for use. -- Uuu. Sb. Baker AJM, Brooks RR (1989) Terrestrial higher plants which hyperaccumulate metallic elements: a review of their distribution, ecology and phytochemistry. Electron Filling in Periodic Tables s s s H 1s1 He 1s2 H 1s1 p p 1 1 Li 2s1 Be 2s2 B 2p1 C 2p2 N 2p3 O 2p4 F 2p5 Ne 2p6 2 2 Na 3s1 Mg 3s2 d d Al 3p1 Si 3p2 P 3p3 S 3p4 Cl 3p5 Ar 3p6 3 3 K 4s1 Ca 4s2 Sc 3d1 Ti 3d2 V 3d3 Cr 3d5 Mn 3d5 Fe 3d6 Co 3d7 Ni 3d8 Cu 3d10 Zn 3d10 Ga 4p1 Ge 4p2 As 4p3 Se 4p4 Br 4p5 Kr 4p6 4 4 Rb 5s1 Sr 5s2 Y 4d1 Zr 4d2 Nb 4d4 Mo 4d5 Tc 4d6 Ru 4d7 Rh 4d8 Pd 4d10 Ag 4d10 Cd 4p1 In 5p1 Sn 5p2 Sb 5p3 Te 5p4 I 5p5 Xe 5p6 5 5 Cs 6s1 Ba 6s2 Hf 5d2 Ta 5d3 W 5d4 Re 5d5 Os 5d6 Ir 5d7 Pt 5d9 Au 5d10 Hg 5d10 Tl 6p1 Pb 6p2 Bi 6p3 Po 6p4 At 6p5 Rn 6p6 6 6 * * Fr 7s1 Ra 7s2 Rf 6d2 Db 6d3 Sg 6d4 Bh 6d5 Hs 6d6 Mt 6d7 7 7 W W f f La 5d1 Ce 4f2 Pr 4f3 Nd 4f4 Pm 4f5 Sm 4f6 Eu 4f7 Gd 4f7 Tb 4f9 Dy 4f10 Ho 4f11 Er 4f12 Tm 4f13 Yb 4f14 Lu 4f114 * * Ac 6d1 Th 6d2 Pa 5f2 U 5f3 Np 5f4 Pu 5f6 Am 5f7 Cm 5f7 Bk 5f8 Cf 5f10 Es 5f11 Fm 5f14 Md 5f13 No 5f14 Lr 5f14 W W "@type": "ImageObject", Radioactive Metals are considered the corrupted version of Metals. Zn. Cadmium. Soft silvery-white metallic element belonging to group 1 of the periodic table. Marinsky, L.E. Gold has been known to exist as far back as 2600 BC. "@context": "http://schema.org", It has a distinct reddish glow when used in discharge tubes and neon based lamps. Lanthanum has a low to moderate level of toxicity, and should be handled with care. Yb. "@context": "http://schema.org", Gold is used as a monetary standard, in jewelry, dentistry, electronics. 7A. There are six stable isotopes and three radioisotopes, the most stable being Pt-193 with a half-life of 60 years. Werner and I. Perlman in 1947 by bombarding americium-241 with neutrons. He. Does not oxidize in air, insoluble in hydrochloric and nitric acid. 3d8. 4s. Mg. Ca. Molybdenum is used in almost all high-strength steels, it has nuclear applications, and is a catalyst in petroleum refining. It is relatively stable in air at room temperatures, it will however dissolve in mineral acids, evolving hydrogen. Essential element for living organisms. Sr-90 is present in radioactive fallout and has a half-life of 28 years. 60. Six natural isotopes that are stable. La. There are ten isotopes, nine of which are radioactive and have short half-lives. 4s. Br. Silvery metallic element, belongs to the lanthanoids. { Lightest and most abundant element in the universe. Eu-151 and Eu-153 are the only two stable isotopes, both of which are neutron absorbers. 17. Ni. Occurs naturally in seawater and a many minerals. P. 15. 5d5. Ag. Zr. Nb. ", One of the more reactive rare-earth metals, quickly reacts with air. 4s23d104p2. 4d1. }, 32 Radioactive metallic transition element. Hg. Br. The name comes from the Greek word iris, which means rainbow. Albertus Magnus is believed to have been the first to isolate the element in Electron Configuration. "width": "800" Mn. Albertus Magnus is believed to have been the first to isolate the element in 1250. Its identification was based upon the bright blue lines in its spectrum. F. 9. Mt The Noble Gases. Name: Gold Symbol: Au Atomic Number: 79 Atomic Mass: amu Melting Point: C ( K, F) Boiling Point: C ( K, F). E.g Oxygen-15 ( Isotopes of oxygen. ) Uranium. "@context": "http://schema.org", 65. "@type": "ImageObject", { Bi. C. 6. 4d. Ac. Element 99. Rhodium Roentgenium. Discovered in 1789 by Martin Klaproth, isolated in 1824 by Berzelius. Mammals require small amounts of cobalt salts. 30. Good resistance to corrosion by alkalis, sulphuric and hydrochloric acid. 68. Only living person to have an element named for them. }, 78 Neon was discovered in 1898 by Sir William Ramsey and M.W. Radioactive metallic transuranic element, belongs to the actinoids. "description": "(Ra = radium) 25 pounds of pitchblende ore yields 1\/1000 of a gram of radium. S = 1s22s22p63s23p4. Name: Krypton Symbol: Kr Atomic Number: 36 Atomic Mass: 83.8 amu Melting Point: C ( K, F) Boiling Point: C ( K, F). V. 23. Sc. Sr = [Kr]5s2 Zn. > 18.0 g\/cm3. "description": "7. }, 144 Li = 1s22s1. Generally not isolated, but used with other inert gases in fluorescent lamps. Silvery malleable and ductile metallic transition element. Rb. You can find out more about our use, change your default settings, and withdraw your consent at any time with effect for the future by visiting Cookies Settings, which can also be found in the footer of the site. 34. Tb. N. Name: Manganese Symbol: Mn Atomic Number: 25 Atomic Mass: amu Melting Point: \u00b0C ( \u00b0K, \u00b0F) Boiling Point: \u00b0C ( \u00b0K, \u00b0F) What is Manganese Grey brittle metallic transition element. Cs. }, 15 Pu. Occurs in multiple compounds naturally. N. Name: Cobalt Symbol: Co Atomic Number: 27 Atomic Mass: amu Melting Point: \u00b0C ( \u00b0K, \u00b0F) Boiling Point: \u00b0C ( \u00b0K, \u00b0F) What is Cobalt Light grey transition element. Coryell in 1947. "contentUrl": "https://slideplayer.com/slide/5744876/19/images/123/85+At.+Astatine.+Astatine..jpg", 25. White lustrous soft metallic transition element. 98. Actinides: Li Ca. "width": "800" Ca. Sb. It possesses unusual magnetic properties. Se Br Kr Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At. 2A. Electron Configuration16 S Sulfur Sulfur N Name: Sulfur Symbol: S Atomic Number: 16 Atomic Mass: amu Melting Point: C ( K, F) Boiling Point: C ( K, F) What is Sulfur? Ruthenium. "@context": "http://schema.org", "@type": "ImageObject", All those who handle these materials are at a greater risk of man-made radioactive pollution. Si. 88. There are two natural, stable isotopes, and seven radioisotopes, the most stable being Lu-174 with a half-life of 3.3 years. Ag. 94 Pu Plutonium Plutonium Name: Plutonium Symbol: Pu Atomic Number: 94 Atomic Mass: (244.0) amu Melting Point: C ( K, F) Boiling Point: C ( K, F) What is Plutonium? By removing the nitrogen from it, they produced a tiny quantity of another gas. Less reactive than zinc and cadmium, does not displace hydrogen from acids. 30. Electron Configuration As = 1s22s22p63s23p6 4s23d104p3 Nd. Radiation can cause cancer, but it might not appear for many years following exposure. Used in radiotherapy. "width": "800" At least 20 known isotopes. Sodium. Bi. 30. "@context": "http://schema.org", }, 30 and also won the Nobel Peace Prize in 1962 for his fight to control nuclear weapons. applied with thin brushes that workers would lick to keep a fine tip. 5. Y. "@type": "ImageObject", Silvery metallic element belonging to the lanthanoids. "@context": "http://schema.org", 5d. Filling Rules for Electron OrbitalsAufbau Principle: Electrons are added one at a time to the lowest energy orbitals available until all the electrons of the atom have been accounted for. Electron Configuration Br = 1s22s22p63s23p6 4s23d104p5 Nine known isotopes, Cm-247 has a half-life of 1.64x107 years. A chemical element with symbol Tc and atomic number 43.

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