Chemistry-Oxidation Number

NEET Chemistry Oxidation Number MCQ Question

Type: MCQ-conceptual-Medium-Class 11

Which of the following statements about oxidation numbers is correct?

A

Fractional oxidation numbers are sometimes observed in compounds like C3O2 and Na2S4O6.

B

Oxidation numbers can never be fractional in any chemical compound.

C

Oxidation numbers only apply to metals and not to non-metals in compounds.

D

The oxidation number of an element is always a whole number in every compound.

Correct Answer

Option A

Detailed Explanation

Fractional oxidation numbers, as mentioned in the NCERT context, can be seen in certain compounds, such as C3O2 where carbon has an oxidation number of (4/3).

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