Assertion $(A)$: Ferricyanide ion oxidises $H_2O_2$ to $H_2O$ in basic medium.
Reason $(R)$: Oxidation product of $H_2O_2$ is $O_2$. Which of the following is true?
Reason $(R)$: Oxidation product of $H_2O_2$ is $O_2$. Which of the following is true?
- ABoth $(A)$ and $(R)$ are true and $(R)$ is the correct explanation of $(A)$
- BBoth $(A)$ and $(R)$ are true,but $(R)$ is not correct explanation of $(A)$
- C$(A)$ is true,but $(R)$ is false
- D$(A)$ is false,but $(R)$ is true
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Similar Questions
If stoichiometric quantities of a $KMnO_4$ and $K_2Cr_2O_7$ mixture are added for the oxidation of $Fe^{2+}$ to $Fe^{3+}$ in an acidic medium,then $Fe^{2+}$ will be oxidized:
$H_2O_2$ with $KMnO_4$ in acidic medium gives a manganese compound '$X$' and in basic medium gives another manganese compound '$Y$'. The oxidation state of manganese in $X$ and $Y$,respectively are
Assign $A$,$B$,$C$,$D$ from the given type of reaction.
$2BaCrO_4 \downarrow + 4HCl \longrightarrow 2BaCl_2 + H_2Cr_2O_7 + H_2O$
$2BaCrO_4 \downarrow + 4HCl \longrightarrow 2BaCl_2 + H_2Cr_2O_7 + H_2O$
Medium
View SolutionAssign $A, B, C, D$ from the given type of reaction: $2NaNO_3 + H_2SO_4(conc.) \xrightarrow{Hot} Na_2SO_4 + 2NO_2 + \frac{1}{2}O_2 + H_2O$. (Note: The reaction is a thermal decomposition redox reaction).
Easy
View SolutionMatch the following types of reactions in List-$I$ with their corresponding unbalanced equations in List-$II$.
List-$I$ (Type of reaction) List-$II$ (Unbalanced equation) $A$. Combination reaction $(i)$ $AgNO_3 + CaCl_2 \longrightarrow AgCl + Ca(NO_3)_2$ $B$. Decomposition reaction $(ii)$ $Cl_2 \longrightarrow Cl^- + ClO_3^-$ $C$. Disproportionation reaction $(iii)$ $Mg + N_2 \longrightarrow Mg_3N_2$ $D$. Displacement reaction $(iv)$ $KClO_3 \xrightarrow{\Delta} KCl + O_2$
| List-$I$ (Type of reaction) | List-$II$ (Unbalanced equation) |
|---|---|
| $A$. Combination reaction | $(i)$ $AgNO_3 + CaCl_2 \longrightarrow AgCl + Ca(NO_3)_2$ |
| $B$. Decomposition reaction | $(ii)$ $Cl_2 \longrightarrow Cl^- + ClO_3^-$ |
| $C$. Disproportionation reaction | $(iii)$ $Mg + N_2 \longrightarrow Mg_3N_2$ |
| $D$. Displacement reaction | $(iv)$ $KClO_3 \xrightarrow{\Delta} KCl + O_2$ |
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