Sódíọ̀mù

Sódíọ̀mù, ₁₁Na

Àdàkọ:Infobox element/symbol-to-top-image/caption
Sódíọ̀mù
Ìhànsójú	silvery white metallic
Ìwúwo átọ̀mù Ar, std(Na)	22.98976928(2)Àdàkọ:CIAAW2013
nọ́mbà ìsújọ	Na:
Sódíọ̀mù 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 Li ↑ Na ↓ K nẹ́ọ̀nù ← sódíọ̀mù → magnésíọ̀mù
Nọ́mbà átọ̀mù (Z)	11
Ẹgbẹ́	group 1: H and alkali metals
Àyè	àyè 3
Àdìpọ̀	Àdìpọ̀-s
Ẹ̀ka ẹ́límẹ́ntì	Àdàkọ:Infobox element/category format
Ìtò ẹ̀lẹ́ktrọ́nù	Àdàkọ:Infobox element/symbol-to-electron-configuration
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2,8,1
Àwọn ohun ìní ara
Ìfarahàn at STP	solid
Ìgbà ìyọ́	370.87 K ​(97.72 °C, ​207.9 °F)
Ígbà ìhó	1156 K ​(883 °C, ​1621 °F)
Kíki (near r.t.)	0.968 g/cm3
when liquid (at m.p.)	0.927 g/cm3
Critical point	(extrapolated) 2573 K, 35 MPa
Heat of fusion	2.60 kJ/mol
Heat of	97.42 kJ/mol
Molar heat capacity	28.230 J/(mol·K)
pressure Àdàkọ:Infobox element/vapor pressure table
Atomic properties
Oxidation states	Àdàkọ:Infobox element/symbol-to-oxidation-state
Electronegativity	Pauling scale: 0.93
energies	(more)
Atomic radius	empirical: 186 pm
Covalent radius	166±9 pm
Van der Waals radius	227 pm
Àdàkọ:Infobox element/spectral lines
Other properties
Natural occurrence	Àdàkọ:Infobox element/symbol-to-occurrence
Crystal structure	​Àdàkọ:Infobox element/crystal structure Àdàkọ:Infobox element/crystal structure
Speed of sound thin rod	3200 m/s (at 20 °C)
Thermal expansion	71 µm/(m·K) (at 25 °C)
Thermal conductivity	142 W/(m·K)
Electrical resistivity	47.7 n Ω·m (at 20 °C)
Magnetic ordering	paramagnetic
Young's modulus	10 GPa
Shear modulus	3.3 GPa
Bulk modulus	6.3 GPa
Mohs hardness	0.5
Brinell hardness	0.69 MPa
CAS Number	7440-23-5
History
Discovery	Humphry Davy (1807)
First isolation	Humphry Davy (1807)
Main isotopes of sódíọ̀mù
Àdàkọ:Infobox element/isotopes table

Sódíọ̀mù jẹ́ ẹ́límẹ̀ntì kẹ́míkà kan tó ní àmí-ìdámọ̀ Na (láti Látìnì: natrium) lórí tábìlì ìdásìkò àwọn ẹ́límẹ̀ntì àti nọ́mbà átọ̀mù 11. O je metali riro, alawo fadaka funfun to untete sedarapo, beesini o je ikan ninu awon metali alkali; Isotopu re nikan to fesemule ni ²³Na. Metali yi ko da wa fun ra ara re nikan ni idaye, sugbon be o wa ni adapo; o koko je pipinsoto latowo Humphry Davy ni 1807 pelu elektrolisisi haidroksidi sodiumu. Sodiomu ni elimenti ikefa to gbale julo ninu ipele-igbele Aye, o si wa ninu opo awon alumoni bi feldspar, sodalaiti ati iyo okuta. Opo awon iyo sodiomu ni won je yiyo somi daada, be sini sodiomu won ti je yiyo jade latowo omi to fi je pe kloridi ati sodiomu ni awon elimenti to wopo ni wuwo ninu awon omi okun Ile-Aye.