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Question

Oxidation number of sodium in sodium amalgam is:

A
2
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B
1
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C
-3
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D
0
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Solution

The correct option is D 0
Amalgams are not compounds but mixtures. So, there is no chemical combination of mercury and metal. Therefore, the oxidation state of metal in amalgam is always zero. Therefore, the oxidation number of sodium in sodium amalgam is zero.

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