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MHT CET2018Chemistryp Block Elements (Group 15, 16, 17 & 18)

In which substance does nitrogen exhibit the lowest oxidation state?

Options

  1. ANitrogen gas
  2. BAmmonia
  3. CNitrous oxide
  4. DNitric oxide

Correct answer

B. Ammonia

Step-by-step solution

Nitrous oxide N 2 O N 2 ⇒ 2 x = 0 x = 0 N H 3 = x + 3 ( + 1 ) = 0 x = − 3 N 2 O ⇒ 2 x + 1 ( − 2 ) = 0 x = + 1 N O ⇒ x + 1 ( − 2 ) = 0 x = + 2

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