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S Block Elements

Which of the ...

Question

Which of the following metal has more than one oxidation state?

A

Zn

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B

Mn

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C

Sr

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D

Ca

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Solution

The correct option is A Mn
Alkaline earth metal(Sr, Ca) shows +2 oxidation state.
Zn shows +2 oxidation state but Mn shows variable oxidation states +2,+3,+4,+5,+6,+7.

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