1.

KCl can be used in salt bridge as an electrolyte in which of the following cells ?

Answer»

`Zn| ZnCl_2 ||AgNO_3 |Ag`
`Pb|Pb(NO_3)_2 ||CU (NO_3)_2|Cu`
` CU|CuSO_4||AuCl_3|Au`
` Fe|FeSO_4||Pb(NO_3)_2)|Pb`

Solution :KCl can MAKE pereiptiate with ` AgNO_3, Pb(NO_3)_2` so can`t be USED ALONG these electrolytes.


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