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Colourless salt (X) overset(Delta) to (Y...

Colourless salt `(X) overset(Delta) to (Y) overset(Cu^(2+),Delta) to ` coloured bead (Z). (X) can be

A

Borax

B

Microcostric salt

C

Copper sulphate

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
a,b
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