What is the oxidation state of nitrogen in NaNO2? (1) +1 (3) +3 (2) +2 (4) +4

1 answer:

4 0

The answer is (3) +3. The Na ion usually has oxidation state of +1. The O ion usually has oxidation state of -2. And the total of oxidation state needs to be zero. Then we can calculate the oxidation state of nitrogen.

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