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Question: Answered & Verified by Expert
In which of the following compounds, the nitrogen atom exhibits negative oxidation state?
Chemistryp Block Elements (Group 15, 16, 17 & 18)NEET
Options:
  • A Sodium nitrate
  • B NO
  • C Sodium azide
  • D Sodium nitrite
Solution:
1805 Upvotes Verified Answer
The correct answer is: Sodium azide
Sodium azide is NaN3 . In azide (N3-) ion the average oxidation number of N is -1/3.
In NO the oxidation number of Nitrogen is +2.
In sodium nitrate (NaNO3) the oxidation number of nitrogen is +5.
In sodium nitrite (NaNO2) the oxidation number of nitrogen is +3.

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