Lawrencium

Lawrencium, ₁₀₃Lr

Lawrencium
Pípè	/ləˈrɛnsiəm/ ​(lə-REN-see-əm)
Ìhànsójú	unknown, probably silvery, white or metallic gray
nọ́mbà ìsújọ	[266]
Lawrencium ní orí tábìlì àyè
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson Lu ↑ Lr ↓ (Upt) nobelium ← lawrencium → rutherfordium
Nọ́mbà átọ̀mù (Z)	103
Ẹgbẹ́	group n/a
Àyè	àyè 7
Àdìpọ̀	Àdìpọ̀-d
Ẹ̀ka ẹ́límẹ́ntì	Actinide
Ìtò ẹ̀lẹ́ktrọ́nù	[Rn] 5f14 7s2 7p1
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2, 8, 18, 32, 32, 9, 2
Àwọn ohun ìní ara
Ìfarahàn at STP	solid presumably
Atomic properties
Oxidation states	+3
Other properties
Natural occurrence	synthetic
CAS Number	22537-19-5
Main isotopes of lawrencium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct 262Lr syn 3.6 h EC 262No 261Lr syn 44 m SF/EC? 260Lr syn 2.7 m alpha 8.04 256Md 259Lr syn 6.2 s 78% alpha 8.44 255Md 22% SF 258Lr syn 4.1 s alpha 8.68,8.65,8.62,8.59 254Md 257Lr syn 0.65 s alpha 8.86,8.80 253Md 256Lr syn 27 s alpha 8.62,8.52,8.32... 252Md 255Lr syn 21.5 s alpha 8.43,8.37 251Md 254Lr syn 13 s 78% alpha 8.46,8.41 250Md 22% EC 254No 253Lrm syn 0.57 s alpha 8.79 249Md 253Lrg syn 1.49 s 92% alpha 8.72 249Md 8% SF 252Lr syn 0.36 s alpha 9.02,8.97 248Md
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