1.

Which of the following statementsis correct ?

Answer»

OXIDATION number of oxygen in `K_(2)O` is + 1
The SPECIFIC CONDUCTANCE of an electrolyte solution DECREASES with increase in dilution
`Sn^(2+)` oxidises `Fe^(3+)`
`Zn|ZnSO_(4)` is reference electrode .

Solution :(a) O.N. of O = `-2` (c) `Fe^(3+)` oxidises `Sn^(2+)`
(d) `Zn |ZnSO_(4)` is not reference electrode .


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