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Brilliant_brown [7]
3 years ago
8

When an atom in a reactant gains electrons, what happens to its oxidation number?

Chemistry
1 answer:
skelet666 [1.2K]3 years ago
6 0

Answer:

Its oxidation number decreases.

Explanation:

Reduction is gaining electrons

Fe +3 + e = Fe+2

oxidation number went from 3 to 2

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