Nítrójìn, 7N |
Nítrójìn |
---|
Ìhànsójú | aláìláwọ̀ bóyá ó jẹ́ ẹ̀fúùfù, olómisísàn tàbí aláralíle |
---|
Ìwúwo átọ̀mù Ar, std(N) | [14.00643, 14.00728] conventional: 14.007 |
---|
Nítrójìn ní orí tábìlì àyè |
---|
|
Nọ́mbà átọ̀mù (Z) | 7 |
---|
Ẹgbẹ́ | group 15 (pnictogens) |
---|
Àyè | àyè 2 |
---|
Àdìpọ̀ | Àdìpọ̀-p |
---|
Ẹ̀ka ẹ́límẹ́ntì | Reactive nonmetal |
---|
Ìtò ẹ̀lẹ́ktrọ́nù | [He] 2s2 2p3 |
---|
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan | 2, 5 |
---|
Àwọn ohun ìní ara |
---|
Ìfarahàn at STP | gas |
---|
Ìgbà ìyọ́ | 63.15 K (-210.00 °C, -346.00 °F) |
---|
Ígbà ìhó | 77.36 K (-195.79 °C, -320.33 °F) |
---|
Kíki (at STP) | 1.251 g/L |
---|
when liquid (at b.p.) | 0.808 g/cm3 |
---|
Triple point | 63.1526 K, 12.53 kPa |
---|
Critical point | 126.19 K, 3.3978 MPa |
---|
Heat of fusion | (N2) 0.72 kJ/mol |
---|
Heat of | (N2) 5.56 kJ/mol |
---|
Molar heat capacity | (N2) 29.124 J/(mol·K) |
---|
pressure
P (Pa)
|
1
|
10
|
100
|
1 k
|
10 k
|
100 k
|
at T (K)
|
37
|
41
|
46
|
53
|
62
|
77
|
|
Atomic properties |
---|
Oxidation states | −3, −2, −1, +1, +2, +3, +4, +5 Àdàkọ:Infobox element/symbol-to-oxidation-state/comment |
---|
Electronegativity | Pauling scale: 3.04 |
---|
energies | |
---|
Covalent radius | 71±1 pm |
---|
Van der Waals radius | 155 pm |
---|
Spectral lines of nítrójìn |
Other properties |
---|
Natural occurrence | primordial |
---|
Crystal structure | hexagonal |
---|
Speed of sound | (gas, 27 °C) 353 m/s |
---|
Thermal conductivity | 25.83 × 10−3 W/(m·K) |
---|
Magnetic ordering | diamagnetic |
---|
CAS Number | 7727-37-9 |
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History |
---|
Discovery | Daniel Rutherford (1772) |
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Named by | Jean-Antoine Chaptal (1790) |
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Main isotopes of nítrójìn |
---|
|
Àdàkọ:Category-inline | references |
Àdàkọ:Sandbox other
References
This reference list does not appear in the article.