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Question: The oxidation number of nitrogen in \(NO_{3}^{-}\) is....

The oxidation number of nitrogen in NO3−NO_{3}^{-} is.

A

– 1

B
  • 2
C
  • 3
D
  • 5
Answer
  • 5
Explanation

Solution

NO3−∗\overset{*}{NO_{3}^{-}}

x−2×3=−1x - 2 \times 3 = - 1; x=6−1=+5x = 6 - 1 = + 5.