1.

A compound contains atoms of three elements in A, B C. If the oxidation number of A is +2, B is +5 and that of C is -2, the possible formula of the compound is

Answer»

`A_(3)(BC_(4))_(2)`
`A_(3) (B_(4) C)_(2)`
`ABC_(2)`
`A_(2) (BC_(3))_(2)`

SOLUTION :`A_(3)(BC_(4))_(2)=3xx2+[5+(-2xx4)]_(2)=0`


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