1.

A compound contains atoms X, Y, Z. The oxidation number of X is +2 , Y is +5, and Z is -2. The possible formula of the compound is :

Answer»

`XY_1Z_2`
`Y_2(XZ_3)_2`
`X_3(YZ_4)_2`
`X_3(Y_4Z)_2`

ANSWER :C


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