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nitrogen
Atomic Number: 7
Atomic mass: 14.0067
Melting point: -210 °C
Boiling point: -195.8 °C
Electronegativity: 3.0
discoverer: Rutherford
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Description:
Nitrogen is a colorless, non-metal gas. It has five electrons in its outer shell, so it is trivalent in most compounds.
Atom model
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