Select the correct match for the separation of anions using the given reagent.
- A$CO_3^{2-}, SO_3^{2-} - BaCl_2$
- B$CO_3^{2-}, HCO_3^{-} - CaCl_2$
- C$SO_3^{2-}, SO_4^{2-} - (CH_3COO)_2Pb$
- D$Cl^{-}, Br^{-} - AgNO_3$
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Which of the following gives a precipitate with $Pb(NO_3)_2$ but not with $Ba(NO_3)_2$?
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The incorrect statement in respect of the chromyl chloride test is:
Choose the correct matching $:-$
Column-$I$ Column-$II$ $P$. $NaBr + \text{Conc. } H_2SO_4 \rightarrow$ $A$. Colourless gas $Q$. $Na_2S + \text{dil. } HCl \rightarrow$ $B$. Brown colour $R$. $NaNO_2 + \text{dil. } HCl \rightarrow$ $C$. Rotten egg smell $S$. $NaNO_3 + \text{Conc. } H_2SO_4 \rightarrow$ $D$. Paramagnetic
| Column-$I$ | Column-$II$ |
|---|---|
| $P$. $NaBr + \text{Conc. } H_2SO_4 \rightarrow$ | $A$. Colourless gas |
| $Q$. $Na_2S + \text{dil. } HCl \rightarrow$ | $B$. Brown colour |
| $R$. $NaNO_2 + \text{dil. } HCl \rightarrow$ | $C$. Rotten egg smell |
| $S$. $NaNO_3 + \text{Conc. } H_2SO_4 \rightarrow$ | $D$. Paramagnetic |
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