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A and B are two salts. A with dilute HCl...

`A` and `B` are two salts. A with dilute `HCl` and `B` with con. `H_(2)SO_(4)` react to give reddish brown vapours, hence `A` and `B` respectively are :

A

`NaBr, NaNO_(3)`

B

`BaNO_(3), NaBrO_(3)`

C

`NaBr , Na_(2) SO_(4)`

D

`NaNO_(2), NaBr `

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The correct Answer is:
D
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