Assign $A, B, C, D$ from the given type of reaction.
$K_2Cr_2O_7 + 2NaOH \longrightarrow 2K_2CrO_4 + H_2O$
Identify the nature of the product $CrO_4^{2-}$ formed in the reaction.
$K_2Cr_2O_7 + 2NaOH \longrightarrow 2K_2CrO_4 + H_2O$
Identify the nature of the product $CrO_4^{2-}$ formed in the reaction.
- Afor coloured ppt./Black ppt.
- Bfor coloured solution.
- Cfor clear/colourless solution
- Dfor white ppt.
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Similar Questions
Match the following columns:-
Column-$I$ [Type of reaction] Column-$II$ [Example] $I$. Intermolecular redox reaction $A$. $CH_4 + 2O_2 \rightarrow CO_2 + 2H_2O$ $II$. Intramolecular redox reaction $B$. $NH_4NO_2 \rightarrow N_2 + 2H_2O$ $III$. Disproportionation reaction $C$. $2H_2O_2 \rightarrow 2H_2O + O_2$ $IV$. Comproportionation reaction $D$. $KClO_3 \rightarrow KCl + \frac{3}{2}O_2$
| Column-$I$ [Type of reaction] | Column-$II$ [Example] |
|---|---|
| $I$. Intermolecular redox reaction | $A$. $CH_4 + 2O_2 \rightarrow CO_2 + 2H_2O$ |
| $II$. Intramolecular redox reaction | $B$. $NH_4NO_2 \rightarrow N_2 + 2H_2O$ |
| $III$. Disproportionation reaction | $C$. $2H_2O_2 \rightarrow 2H_2O + O_2$ |
| $IV$. Comproportionation reaction | $D$. $KClO_3 \rightarrow KCl + \frac{3}{2}O_2$ |
Medium
View SolutionWhat is the oxidation state of chromium in the final product when $KI$ reacts with acidified potassium dichromate solution?
Hot concentrated sulphuric acid is a moderately strong oxidizing agent. Which of the following reactions does not show oxidizing behaviour?
MediumNEET 2016
View Solution$KMnO_4$ reacts with oxalic acid according to the equation:
$2MnO_4^- + 5C_2O_4^{2-} + 16H^+ \to 2Mn^{2+} + 10CO_2 + 8H_2O$
Here $20 \ mL$ of $0.1 \ M \ KMnO_4$ is equivalent to:
$2MnO_4^- + 5C_2O_4^{2-} + 16H^+ \to 2Mn^{2+} + 10CO_2 + 8H_2O$
Here $20 \ mL$ of $0.1 \ M \ KMnO_4$ is equivalent to:
DifficultAIIMS 2013
View SolutionWhich of the following compounds does not produce a green-coloured product on thermal decomposition?
Difficult
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