Q1.
Choose the correct answer from the options given below:
Match List-$I$ with List-$II$:
| List-$I$ Solid salt treated with dil. $H_2SO_4$ | List-$II$ Anion detected |
| $A.$ Effervescence of colourless gas | $I.$ $NO_2^-$ |
| $B.$ Gas with smell of rotten egg | $II.$ $CO_3^{2-}$ |
| $C.$ Yellowish green gas with pungent and suffocating smell | $III.$ $S^{2-}$ |
| $D.$ Brown fumes | $IV.$ $Cl^{-}$ |
Choose the correct answer from the options given below:
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