1.

Which of the following pairs of cations can be separated by using dilute HCl in cold conditions?

Answer»

`AG^(+), Cu^(2+)`
`Ag^(+), Hg_(2)^(2+)`
`Ag^(+), Pb^(2+)`
`Pb^(2+), Hg_(2)^(2+)`

ANSWER :A


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