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Metal halide X,Y respectively...

Metal halide
`X,Y` respectively

A

`I_(2),I^(-)`

B

`I^(-) , I_(2)`

C

`I_(2),KI_(3)`

D

`Br_(2),KBr_(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
`underset("(X)") ( 4KI) + 2CuSO_(4) rarr underset("Brown ppt. (Y)")(Cu_(2)I_(2)+I_(2)+2K_(2)SO_(4))`
`underset("(Y)")(I_(2))+underset("Hypo")(2Na_(2)S_(2)O_(3)) rarr underset("Colourless")(2NaI + Na_(2)S_(4)O_(6))`
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