1.

How many compounds show conductivity HCl(aq), HCl (molten), AlCl_(3) (molten), AlF_(3) (molten), Graphite, Na(s) AlCl_(3) (aq)

Answer»

4
5
6
3

Solution :`HCl (AQ) to H^(+) +CL^(-)`
`AlF_(3)` molten `to Al^(+3) +F^(-)`
Graphite `to` delocalised of `.PI.` electron
`Na(s) to` METALLIC solid (free electron)
`AlCl_(3)(aq) to Al^(+3)+Cl^(-)`


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