Which of the following is correctly matched?
- A$NaCl + \text{dil. } H_2SO_4 : \text{Red vapours}$
- B$NaCl + AgNO_3 : \text{White ppt.}$
- C$CO_3^{2-} \xrightarrow{\text{dil. } H_2SO_4} : CO \text{ gas}$
- D$SO_3^{2-} \xrightarrow{\text{dil. } H_2SO_4} : \text{Brown gas}$
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Similar Questions
$X + H_2SO_4 \to Y$ (a colorless gas with a pungent smell).
$Y + K_2Cr_2O_7 + H_2SO_4 \to$ green colored solution.
What are $X$ and $Y$?
$Y + K_2Cr_2O_7 + H_2SO_4 \to$ green colored solution.
What are $X$ and $Y$?
Medium
View SolutionWhich of the following ions produces violet vapors upon reaction with concentrated $H_2SO_4$?
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View Solution$Na_2CO_3$ cannot be used to identify which of the following ions?
Medium
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-$II$ |
|---|---|
| $(P) NaBr + \text{conc. } H_2SO_4 \rightarrow$ | $(A) \text{Colourless gas}$ |
| $(Q) Na_2S + \text{dil. } HCl \rightarrow$ | $(B) \text{Brown colour}$ |
| $(R) NaNO_2 + \text{dil. } HCl \rightarrow$ | $(C) \text{Rotten smell}$ |
| $(S) NaNO_3 + \text{conc. } H_2SO_4 \rightarrow$ | $(D) \text{Paramagnetic}$ |
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View SolutionWhen $BaCl_2$ is added to a clear solution of compound $(X)$,a heavy white precipitate is formed,which is insoluble in dilute $HCl$. What is compound $(X)$?
Easy
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