Mẹ̀ndẹ̀lẹ́fíọ̀m

Mẹ̀ndẹ̀lẹ́fíọ̀m tabi Mendelevium je apilese alasopapo to ni ami-idamo Md (Mv teletele) ati nomba atomu 101.

Mendelevium, ₁₀₁Md

Mendelevium
Pípè	/ˌmɛndᵻˈliːviəm/ ​(MEN-də-LEE-vee-əm)
Ìhànsójú	unknown, probably silvery, white or metallic gray
nọ́mbà ìsújọ	[258]
Mendelevium 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 Tm ↑ Md ↓ (Upu) fermium ← mendelevium → nobelium
Nọ́mbà átọ̀mù (Z)	101
Ẹgbẹ́	group n/a
Àyè	àyè 7
Àdìpọ̀	Àdìpọ̀-f
Ẹ̀ka ẹ́límẹ́ntì	Actinide
Ìtò ẹ̀lẹ́ktrọ́nù	[Rn] 5f13 7s2
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2, 8, 18, 32, 31, 8, 2
Àwọn ohun ìní ara
Ìfarahàn at STP	solid
Ìgbà ìyọ́	1100 K ​(827 °C, ​1521 °F)
Atomic properties
Oxidation states	+2, +3
Electronegativity	Pauling scale: 1.3
Other properties
Natural occurrence	synthetic
Magnetic ordering	no data
CAS Number	7440-11-1
Main isotopes of mendelevium
Iso­tope Abun­dance Half-life (t1/2) Decay mode Pro­duct 257Md syn 5.52 h ε 0.406 257Fm α 7.558 253Es SF - - 258Md syn 51.5 d ε 1.230 258Fm 260Md syn 31.8 d SF - - α 7.000 256Es ε - 260Fm β− 1.000 260No