The oxidation number of an element in compound is evaluated on the basic of certain rules which of the following rules is not correct in this respect ?

The oxidation number of an element in compound is evaluated on the bas

1.	The oxidation number of an element in compound is evaluated on the basic of certain rules which of the following rules is not correct in this respect ?
Answer» Solution :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