$A$ salt solution is treated with chloroform drops. Then it is shaken with chlorine water. The chloroform layer becomes violet. The solution contains:
- A$NO_2^-$ ion
- B$NO_3^-$ ion
- C$Br^-$ ion
- D$I^-$ ion
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Similar Questions
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 |
Difficult
View SolutionChoose the correct matching:-
Column-$I$
Column-$II$
$(P) NaBr + \text{conc. } H_2SO_4 \rightarrow$
$(A) \text{Colourless gas}$
$(Q) Na_2S + \text{dil. } HCl \rightarrow$
$(B) \text{Brown colour}$
$(R) NaNO_2 + \text{dil. } HCl \rightarrow$
$(C) \text{Rotten smell}$
$(S) NaNO_3 + \text{conc. } H_2SO_4 \rightarrow$
$(D) \text{Paramagnetic}$
| Column-$I$ | Column-$II$ |
|---|---|
| $(P) NaBr + \text{conc. } H_2SO_4 \rightarrow$ | $(A) \text{Colourless gas}$ |
| $(Q) Na_2S + \text{dil. } HCl \rightarrow$ | $(B) \text{Brown colour}$ |
| $(R) NaNO_2 + \text{dil. } HCl \rightarrow$ | $(C) \text{Rotten smell}$ |
| $(S) NaNO_3 + \text{conc. } H_2SO_4 \rightarrow$ | $(D) \text{Paramagnetic}$ |
Medium
View SolutionWhich anion of a sodium salt gives a white precipitate upon heating with a magnesium salt?
Medium
View SolutionWhich reagent is used to remove $SO_4^{2-}$ and $Cl^{-}$ ions from a solution?
Medium
View Solution$A$ mixture is heated with dilute $H_2SO_4$ and the lead acetate paper turns black due to the evolved gases. The mixture contains:
Medium
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