Sodio

Sodium
	11Na
	neon ← sodium → magnesium
Panagway
	silvery white metallic; ; ; Spectral lines of sodium
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	sodium, Na, 11
Paglitok	/ˈsoʊdiəm/ [[Help:Pronunciation respelling key\|Plantilya:Smallcaps all-dee-əm]]
Kategoriyang elemento	puthaw
Group, period, block	1, 3, s
Gibug-aton sa atomo	22.98976928(2)
Kontorno sa elektron	[Ne] 3s1; 2,8,1 Electron shells of sodium (2,8,1)
History
Pagkadiskobre	Humphry Davy (1807)
First isolation	Humphry Davy (1807)
Physical properties
Phase	magahi
Density (near r.t.)	0.968 g·cm−3
Liquid density at m.p.	0.927 g·cm−3
Melting point	370.87 K, 97.72 °C, 207.9 °F
Boiling point	1156 K, 883 °C, 1621 °F
Critical point	(extrapolated); 2573 K, 35 MPa
Heat of fusion	2.60 kJ·mol−1
Heat of vaporization	97.42 kJ·mol−1
Molar heat capacity	28.230 J·mol−1·K−1
Vapor pressure
Atomic properties
Oxidation states	+1, -1; (strongly basic oxide)
Electronegativity	0.93 (Pauling scale)
Ionization energies; (more)	1st: 495.8 kJ·mol−1
	2nd: 4562 kJ·mol−1
	3rd: 6910.3 kJ·mol−1
Atomic radius	186 pm
Covalent radius	166±9 pm
Van der Waals radius	227 pm
Miscellanea
Crystal structure	body-centered cubic
Magnetic ordering	paramagnetic
Electrical resistivity	(20 °C) 47.7 nΩ·m
Thermal conductivity	142 W·m−1·K−1
Thermal expansion	(25 °C) 71 µm·m−1·K−1
Speed of sound (thin rod)	(20 °C) 3200 m·s−1
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 registry number	7440-23-5
Most stable isotopes
	Main article: Isotopes of sodium
	v; t; e; · r

Ang sodio (Iningles sodium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Na ug kaiphan nga atomik 11. Ang sodio mao ang puthaw.

Ang mga gi basihan niini

Galeriya sa hulagway