Kùríọ̀m

Kùríọ̀m tabi Curium je apilese kemika alasopapo to ni ami-idamo Cm ati nomba atomu 96. Gege bi apilese teyinuraniom onide alagbararadio ti eseese aktinidi, kuriom nje mimuwaye nipa didigbolu plutonium pelu awon igbonwo alpha (awon ioni helium). O je sisoloruko fun Marie Skłodowska-Curie ati oko re Pierre.

Curium, ₉₆Cm

Curium
Pípè	/ˈkjʊəriəm/ ​(KEWR-ee-əm)
Ìhànsójú	silvery
nọ́mbà ìsújọ	[247]
Curium 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 Gd ↑ Cm ↓ (Uqh) americium ← curium → berkelium
Nọ́mbà átọ̀mù (Z)	96
Ẹgbẹ́	group n/a
Àyè	àyè 7
Àdìpọ̀	Àdìpọ̀-f
Ẹ̀ka ẹ́límẹ́ntì	Actinide
Ìtò ẹ̀lẹ́ktrọ́nù	[Rn] 5f7 6d1 7s2
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2, 8, 18, 32, 25, 9, 2
Àwọn ohun ìní ara
Ìfarahàn at STP	solid
Ìgbà ìyọ́	1613 K ​({{{melting point C}}} °C, ​{{{melting point F}}} °F)
Ígbà ìhó	3383 K ​({{{boiling point C}}} °C, ​{{{boiling point F}}} °F)
Kíki (near r.t.)	13.51 g/cm3
Heat of fusion	? 15 kJ/mol
pressure P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 1788 1982
Atomic properties
Oxidation states	+3, +4, +5,[1] +6[2] Àdàkọ:Infobox element/symbol-to-oxidation-state/comment
Electronegativity	Pauling scale: 1.3
Atomic radius	empirical: 174 pm
Covalent radius	169±3 pm
Spectral lines of curium
Other properties
Natural occurrence	synthetic
Crystal structure	​hexagonal close-packed (hcp)
Magnetic ordering	no data
CAS Number	7440-51-9
Main isotopes of curium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct 242Cm syn 160 days SF - - α 6.1 238Pu 243Cm syn 29.1 y α 6.169 239Pu ε 0.009 243Am SF - - 244Cm syn 18.1 y SF - - α 5.902 240Pu 245Cm syn 8500 y SF - - α 5.623 241Pu 246Cm syn 4730 y α 5.475 242Pu SF - - 247Cm syn 1.56×107 y α 5.353 243Pu 248Cm syn 3.40×105 y α 5.162 244Pu SF - - 250Cm syn 9000 y SF - - α 5.169 246Pu β− 0.037 250Bk
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