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Sodium
| Neon ← Sodium → Magnesium | |
| Apparentia | |
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| metallic argentee-blanc | |
| Proprietates atomic | |
| Nomine, symbolo, numero | Sodium, Na, 11 |
| Serie chimic | metallo alcalin |
| Gruppo, periodo, bloco | 1, 3, s |
| Configuration electronic | [Ne] 3s1 |
| Electronegativitate | 0,93 |
| Proprietates physic | |
| Stato | solido |
| Massa molar | 22,98976928(2) g·mol−1 |
| Densitate | 0,968 g·cm-3 |
| Densitate liquide al p.f. | 0,927 g·cm-3 |
| Puncto de fusion | 370,87 K, 97,72 °C, 207.9 °F |
| Puncto de ebullition | 1156 K, 883 °C, 1621 °F |
| Puncto critic | 2573 K, 35 MPa (extrapolava) |
| Calor de fusion | 2,60 kJ·mol−1 |
| Calor de vaporisation | 97,42 kJ·mol−1 |
| Calor specific | 28,230 J·mol−1·K−1 |
| Resistivitate electric | (20 °C) 47,7 nΩ·m |
| Conductivitate thermal | 142 W·m−1·K−1 |
| Expansion thermal | (25 °C) 71 µm·m−1·K−1 |
| Velocitate de sono | (20 °C) 3200 m·s−1 |
| Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario. | |
Sodium o natrium es un elemento chimic de symbolo Na e numero atomic 11. Illo es un metallo molle, argentee-blanc, e multo reactive. Su unic isotopo stabile es 23Na. Es plus communmente incontrate in le forma de chloruro de sodium, sal commun.
Pecietta de chimia
Iste articulo es ancora in stato embryonic: illo es un pecietta. Nos te invita cordialmente a completar lo pro meliorar Wikipedia in interlingua.
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