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Nitrogeno

CarbonNitrogenoOxygeno
Apparentia
Proprietates atomic
Nomine, symbolo, numero Nitrogeno, N, 7
Serie chimic nonmetallo
Gruppo, periodo, bloco 15, 2, p
Configuration electronic [He] 2p3
Electronegativitate 3,04
Proprietates physic
Stato gas
Massa molar 14,0067(2) g·mol−1
Densitate 1,251 g/L (0 °C, 101,325 kPa)
Densitate liquide al p.e. 0,808 g·cm−3
Puncto de fusion 63,15 K, -210,00 °C, -346.00 °F
Puncto de ebullition 77,36 K, -195,79 °C, -320,33 °F
Puncto triple 63,1526 K (-210 °C), 12,53 kPa
Puncto critic 126,19 K, 3,3978 MPa
Calor de fusion (N2) 0,72 kJ·mol−1
Calor de vaporisation (N2) 5,56 kJ·mol−1
Calor specific (N2) 29,124 J·mol−1·K−1
Conductivitate thermal 25,83 × 10−3
Velocitate de sono (gas, 27 °C) 353 m·s−1
Valores in unitates SI e in le conditiones normal del material (25 °C, 100 kPa) si non indica al contrario.


Nitrogeno, o azoto, es un elemento chimic de symbolo N e numero atomic 7. In su forma molecular, N2, illo es un gas a temperatura ambiente. Illo representa circa 78% del composition del atmosphera terrestre. Illo es un gas incolor, inodor e insipide.

Nota
Nota
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Stikstof AF Stickstoff ALS ናይትሮጅን AM Nitrocheno AN नाइट्रोजन ANP نيتروجين Arabic أزوط ARY نيتروجين ARZ নাইট্ৰ'জেন AS Nitróxenu AST

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