Identify the substance oxidised,reduced,oxidising agent,and reducing agent for each of the following reactions:
$(a)$ $2AgBr_{(s)} + C_6H_6O_{2(aq)} \to 2Ag_{(s)} + 2HBr_{(aq)} + C_6H_4O_{2(aq)}$
$(b)$ $HCHO_{(l)} + 2[Ag(NH_3)_2]^+_{(aq)} + 3OH^-_{(aq)} \to 2Ag_{(s)} + HCOO^-_{(aq)} + 2NH_{3(aq)} + 2H_2O_{(l)}$
$(c)$ $HCHO_{(l)} + 2Cu^{2+}_{(aq)} + 5OH^-_{(aq)} \to Cu_2O_{(s)} + HCOO^-_{(aq)} + 3H_2O_{(l)}$
$(d)$ $N_2H_{4(l)} + 2H_2O_{2(l)} \to N_{2(g)} + 4H_2O_{(l)}$
$(e)$ $Pb_{(s)} + PbO_{2(s)} + 2H_2SO_{4(aq)} \to 2PbSO_{4(s)} + 2H_2O_{(l)}$
$(a)$ $2AgBr_{(s)} + C_6H_6O_{2(aq)} \to 2Ag_{(s)} + 2HBr_{(aq)} + C_6H_4O_{2(aq)}$
$(b)$ $HCHO_{(l)} + 2[Ag(NH_3)_2]^+_{(aq)} + 3OH^-_{(aq)} \to 2Ag_{(s)} + HCOO^-_{(aq)} + 2NH_{3(aq)} + 2H_2O_{(l)}$
$(c)$ $HCHO_{(l)} + 2Cu^{2+}_{(aq)} + 5OH^-_{(aq)} \to Cu_2O_{(s)} + HCOO^-_{(aq)} + 3H_2O_{(l)}$
$(d)$ $N_2H_{4(l)} + 2H_2O_{2(l)} \to N_{2(g)} + 4H_2O_{(l)}$
$(e)$ $Pb_{(s)} + PbO_{2(s)} + 2H_2SO_{4(aq)} \to 2PbSO_{4(s)} + 2H_2O_{(l)}$
(N/A)
| Reaction | Oxidised Species | Reduced Species | Oxidising Agent | Reducing Agent |
|---|---|---|---|---|
| $(a)$ | $C_6H_6O_{2(aq)}$ | $AgBr_{(s)}$ | $AgBr_{(s)}$ | $C_6H_6O_{2(aq)}$ |
| $(b)$ | $HCHO_{(l)}$ | $[Ag(NH_3)_2]^+_{(aq)}$ | $[Ag(NH_3)_2]^+_{(aq)}$ | $HCHO_{(l)}$ |
| $(c)$ | $HCHO_{(l)}$ | $Cu^{2+}_{(aq)}$ | $Cu^{2+}_{(aq)}$ | $HCHO_{(l)}$ |
| $(d)$ | $N_2H_{4(l)}$ | $H_2O_{2(l)}$ | $H_2O_{2(l)}$ | $N_2H_{4(l)}$ |
| $(e)$ | $Pb_{(s)}$ | $PbO_{2(s)}$ | $PbO_{2(s)}$ | $Pb_{(s)}$ |
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Similar Questions
For the reaction: $4Fe + 3O_2 \rightleftharpoons 4Fe^{3+} + 6O^{2-}$,which of the following statements is $NOT$ correct?
Medium
View Solution$KMnO_4$ reacts with ferrous ammonium sulphate according to the equation
$MnO_4^- + 5Fe^{2+} + 8H^+ \to Mn^{2+} + 5Fe^{3+} + 4H_2O$
Here $10 \ mL$ of $0.1 \ M$ $KMnO_4$ is equivalent to:
$MnO_4^- + 5Fe^{2+} + 8H^+ \to Mn^{2+} + 5Fe^{3+} + 4H_2O$
Here $10 \ mL$ of $0.1 \ M$ $KMnO_4$ is equivalent to:
Easy
View SolutionMatch 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 SolutionThe number of moles of $KMnO_4$ reduced by $1 \ mol$ of $KI$ in basic medium is .............
Difficult
View SolutionAssign $A$,$B$,$C$,$D$ from the given type of reaction.
$BaSO_3(s) + H_2SO_4(aq) \longrightarrow BaSO_4(s) + SO_2(g) + H_2O(l)$
$BaSO_3(s) + H_2SO_4(aq) \longrightarrow BaSO_4(s) + SO_2(g) + H_2O(l)$
Medium
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