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Assigning Oxidation Numbers

One of the fo...

Question

One of the following always exhibits only $- 1$ oxidation state in all its compounds, it is:

A

hydrogen

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B

sodium

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C

fluorine

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D

oxygen

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Solution

The correct option is C fluorine
Fluorine is the most electronegative element and does not have d-orbital.

Therefore, it can exhibit oxidation state of $- 1$ only.

Option C is correct.

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