Which statement is not true with respect to the nitrate ion test?
- A$A$. $A$ dark brown ring is formed at the junction of two solutions.
- B$B$. The ring is formed due to a nitroferrous sulphate complex.
- C$C$. The brown complex is $[Fe(H_2O)_5(NO)]SO_4$.
- D$D$. Heating the nitrate salt with conc. $H_2SO_4$,light brown fumes are evolved.
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Similar Questions
Formation of $Na_4[Fe(CN)_5NOS]$,a purple coloured complex formed by addition of sodium nitroprusside in sodium carbonate extract of salt indicates the presence of $:$
$A$ reagent consisting of $1$-naphthylamine and sulphanilic acid in acetic acid is used for the detection of:
$[X] + H_2SO_4 \rightarrow [Y]$ (a colorless gas with a pungent smell). $[Y] + K_2Cr_2O_7 + H_2SO_4 \rightarrow$ green solution. What are $[X]$ and $[Y]$?
Medium
View Solution$A$ mixture when heated with conc. $H_2SO_4$ and $MnO_2$ produces brown fumes due to the presence of:
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-$II$ |
|---|---|
| $(P) NaBr + \text{conc. } H_2SO_4 \rightarrow$ | $(A) \text{Colourless gas}$ |
| $(Q) Na_2S + \text{dil. } HCl \rightarrow$ | $(B) \text{Brown colour}$ |
| $(R) NaNO_2 + \text{dil. } HCl \rightarrow$ | $(C) \text{Rotten smell}$ |
| $(S) NaNO_3 + \text{conc. } H_2SO_4 \rightarrow$ | $(D) \text{Paramagnetic}$ |
Medium
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