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A white percipitate of AgCl dissolves in...

A white percipitate of AgCl dissolves in excess of
`I) NH_(3)(aq)" " II)Na_(2)S_(2)O_(3)" "III)NaCn`

A

III only

B

I,II,III

C

I,II

D

I only

Text Solution

Verified by Experts

The correct Answer is:
B
due to formation of dissolved compl
`underset((aq))(AgCl+NH_(3))rarrunderset(("soluble"))([Ag(NH_(3))_(2)]^(+)Cl^(-))`
`AgCl+Na_(2)S_(2)O_(3)rarrAg_(2)(S_(2)O_(3))`
`AgCl+NaCNrarrunderset(("soluble"))(Na[Ag(CN)_(2)])`
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