A 2.5 mol sample of N₂H₄ loses 25 mol of electrons in being converted

A 2.5 mol sample of N₂H₄ loses 25 mol of electrons in being converted to a new compound X, Assuming that all of the nitrogen appears in the new compound, what is the oxidation state of nitrogen in the compound

Options

(a) -1
(b) 2
(c) 3
(d) 4

Correct Answer:

2

Explanation:

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