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The oxidation number of an element in a ...

The oxidation number of an element in a compound is evaluated on the basis of certain rules. Which of the following rules is not correct in this respect ?

A

The oxidation number of hydrogen is always +1.

B

The algbric sum of all the oxidation numbers in a compound is zero.

C

An element in the free or the uncombined state bears oxidation number zero.

D

In all of its compounds , the oxidation number of fluorine is -1.

Text Solution

Verified by Experts

O.N of h is always +1 is a wrong statement since it is +1 hydrogen halides -1 in hydrdes and zero in the `H_(2)` molecule
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