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Compare Nitrogen vs Antimony

Comparing Nitrogen (N) and Antimony (Sb). Atomic numbers 7 and 51 with atomic masses 14.006 u and 121.76 u, classified as nonmetal and metalloid. Below: a side-by-side comparison of their physical, atomic, electron-configuration and historical properties, including density, melting and boiling points, ionization energies, oxidation states and discovery history.

vs
N
Nitrogen
#7
Sb
Antimony
#51

Periodic properties of the elements

NitrogenAntimony
SymbolNSb
Atomic number751
Group1515
Period25
Blockpp
Element categoryNonmetalMetalloid

Physical properties

NitrogenAntimony
Phase at STPGasSolid
Density1.251 g/cm36.697 g/cm3
Atomic weight14.0064 u121.76 u
Melting point63.15 K
-210 °C
-346 °F		903.78 K
630.63 °C
1167.134 °F
Boiling point77.355 K
-195.795 °C
-320.431 °F		1908 K
1634.85 °C
2974.73 °F

Atomic properties

NitrogenAntimony
Electronegativity (Pauling Scale)3.042.05
Electron affinity-6.8 kJ/mol101.059 kJ/mol
Oxidation states−3, −2, −1, +1, +2, +3, +4, +5
(a strongly acidic oxide)		−3, −2, −1, 0, +1, +2, +3, +4, +5
(an amphoteric oxide)
Ionization energies
  1. 1402.3 kJ/mol
  2. 2856 kJ/mol
  3. 4578.1 kJ/mol
  4. 7475 kJ/mol
  5. 9444.9 kJ/mol
  6. 53266.6 kJ/mol
  7. 64360 kJ/mol
  1. 834 kJ/mol
  2. 1594.9 kJ/mol
  3. 2440 kJ/mol
  4. 4260 kJ/mol
  5. 5400 kJ/mol
  6. 10400 kJ/mol

Electron configuration

NitrogenAntimony
Shorthand configuration[He] 2s2 2p3 [Kr] 4d10 5s2 5p3
Full configuration1s2 2s2 2p3 1s2 2s2 2p6 3s2 3p6 3d10 4s2 4p6 4d10 5s2 5p3
Electrons per shell2, 52, 8, 18, 18, 5

History

NitrogenAntimony
DiscoveryDaniel Rutherford (1772)Jabir ibn Hayyan (intentional isolation) (850)
First isolationDaniel Rutherford (1772)
Named byJean-Antoine Chaptal (1790)
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