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A solution of a salt in concentrated sul...

A solution of a salt in concentrated sulphuric acid `H_(2)SO_(4)` acid produced a deep blue colour with starch iodide solution.The salt may be

A

chloride

B

carbonate

C

acetate

D

bromide

Text Solution

Verified by Experts

The correct Answer is:
D
`Br+H_(2)SO_(4)toHBr+HSO_(4)^(-),HBr+H_(2)SO_(4)toBr_(2)+SO_(2)+2H_(2)O`
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