Question

12) ............... is defined as a
reaction in which oxidation
and reduction of the atom or
the ion of the same species
occurs simultaneously. *
a) Proportionation
b) Disproportionation
c) Comproportionation
d) none of above​

Answer 1

Answer:

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Answer 2

Answer:

None of above

All redox reactions occur with a simultaneous change in the oxidation numbers of some atoms. At least two elements must change their oxidation numbers. When an oxidation number of an atom is increased in the course of a redox reaction, that atom is being oxidized.

Explanation:

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