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In the following reaction sequence in aq...

In the following reaction sequence in aqueous solution, the species X,Y and Z, respectively
`S_(2)O_(3)^(2-)overset(Ag^(+))(rarr)underset("clear solution")(X)overset(Ag^(+))(rarr)underset("white precipitate")(Y)overset("withtime")(rarr)underset(" black precipitate")(Z)`

A

`[Ag(S_(2)O_(3))_(2)]^(3-),Ag_(2)S_(2)O_(3),Ag_(2)S`

B

` [Ag(S_(2)O_(3))_(3),Ag_(2)SO_(3),Ag_(2)S`

C

`[Ag(SO_(3))_(2)]^(3-),Ag_(2)S_(2)O_(3),Ag`

D

`[Ag(SO_(3))_(3)]^(3-),Ag_(2)SO_(4),Ag`

Text Solution

Verified by Experts

The correct Answer is:
A
`Ag^(+)+S_(2)O_(3)^(2-)rarrunderset((X))([Ag(S_(2)O_(3))_(2)]^(3-))overset(Ag^(+))(rarr)(darr)overset("Withtime")(rarr)underset("balck (Z))(Ag_(2)S)`
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