From Infogalactic: the planetary knowledge core
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Nitrogen
N
Atomic Number: 7
Atomic Weight: 14.0067
Melting Point: 63.29 K
Boiling Point: 77.36 K
Specific mass: 0.0012506 g/cm3
Electronegativity: 2.55
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Phosphorus
P
Atomic Number: 15
Atomic Weight: 30.973762
Melting Point: 317.25 K
Boiling Point: 553 K
Specific mass: 1.82 g/cm3
Electronegativity: 2.19
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Arsenic
As
Atomic Number: 33
Atomic Weight: 74.92160
Melting Point: 1090.15 K
Boiling Point: 887 K
Specific mass: 5.776 g/cm3
Electronegativity: 2.18
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Antimony
Sb
Atomic Number: 51
Atomic Weight: 121.760
Melting Point: 904.05 K
Boiling Point: 1860 K
Specific mass: 6.685 g/cm3
Electronegativity: 2.05
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Bismuth
Bi
Atomic Number: 83
Atomic Weight: 208.98040
Melting Point: 544.67 K
Boiling Point: 1837 K
Specific mass: 9.807 g/cm3
Electronegativity: 2.02
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Ununpentium
Uup
Atomic Number: 115
Atomic Weight: [288]
Melting Point: ? 700 K
Boiling Point: ? 1400 K
Specific mass: ? 11 g/cm3
Electronegativity: ?
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