Redox Reactions PYQs - Last 10 Years
NEET / Chemistry / Physical Chemistry / 12 recent questions
ChemistryPhysical Chemistry2017-2026
Practice 12 NEET Chemistry questions from Redox Reactions. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
12
PYQs on Page
Chemistry / Physical Chemistry
2018-2026
Year Range
Based on indexed question metadata
8
Last 5 Years
2022-2026
12
Last 10 Years
2017-2026
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12PYQs
MCQ100%
Difficulty Mix
#1 Unknown9
#2 Easy3
8 in last 5 years12 in last 10 years
Last 10 Years Redox Reactions Questions
Showing 12 of 12 filtered questions.
1Redox Reactions
The correct decreasing order of oxidation state of the \(\underline{\mathrm{underlined\, atom}}\) in each molecule is
MCQ+4 / -12026
2Redox Reactions
In an acidic medium, 10 mL of 0.25 M oxalic acid is titrated with $\mathrm{KMnO}_4$ solution. If the volume of $\mathrm{KMnO}_4$ solution required to reach end point is 10 mL , the strength of the $\mathrm{KMnO}_4$ solution is
MCQ+4 / -12026
3Redox Reactions
Consider the following compounds :
${\mathrm{\underline{K}O}}_2, \mathrm{H}_2 \underline{\mathrm{O}}_2$ and $\mathrm{H}_2 \underline{S }O_4$
The oxidation state of the underlined elements in them are, respectively,
${\mathrm{\underline{K}O}}_2, \mathrm{H}_2 \underline{\mathrm{O}}_2$ and $\mathrm{H}_2 \underline{S }O_4$
The oxidation state of the underlined elements in them are, respectively,
MCQ+4 / -12025
4Redox Reactions
The oxidation states not shown by Mn in given reaction is :
\(3 \mathrm{MnO}_4^{2-}+4 \mathrm{H}^{+} \longrightarrow 2 \mathrm{MnO}_4^{-}+\mathrm{MnO}_2+2 \mathrm{H}_2 \mathrm{O}\)
A. +6
B. +2
C. +4
D. +7
E. +3
Choose the most appropriate...
\(3 \mathrm{MnO}_4^{2-}+4 \mathrm{H}^{+} \longrightarrow 2 \mathrm{MnO}_4^{-}+\mathrm{MnO}_2+2 \mathrm{H}_2 \mathrm{O}\)
A. +6
B. +2
C. +4
D. +7
E. +3
Choose the most appropriate...
MCQ+4 / -12024
5Redox Reactions
Which reaction is NOT a redox reaction?
MCQ+4 / -12024
6Redox Reactions
The correct option for a redox couple is:
MCQ+4 / -12023
7Redox Reactions
On balancing the given redox reaction,
$$\mathrm{aCr}_{2} \mathrm{O}_{7}^{2-}+\mathrm{bSO}_{3}^{2-}(\mathrm{aq})+\mathrm{cH}^{+}(\mathrm{aq}) \rightarrow 2 \mathrm{aCr}^{3+}(\mathrm{aq})+\mathrm{bSO}_{4}^{2-}(\mathrm{aq})+\frac{\mathrm{c}}{...
$$\mathrm{aCr}_{2} \mathrm{O}_{7}^{2-}+\mathrm{bSO}_{3}^{2-}(\mathrm{aq})+\mathrm{cH}^{+}(\mathrm{aq}) \rightarrow 2 \mathrm{aCr}^{3+}(\mathrm{aq})+\mathrm{bSO}_{4}^{2-}(\mathrm{aq})+\frac{\mathrm{c}}{...
MCQ+4 / -12023
8Redox Reactions
Which of the following reactions is a decomposition redox reaction?
MCQ+4 / -12022
9Redox Reactions
What is the change in oxidation number of carbon in the following reaction?CH4(g) + 4Cl2(g) \(\to\) CCl4(l) + 4HCl(g)
MCQ+4 / -12020
10Redox Reactions
Which of the following reactions are disproportionation reaction?
(a) 2Cu+ \(\to\) Cu2+
+ Cu0
(b) 3MnO42- + 4H+ \(\to\) 2MnO4- + MnO2 + 2H2O
(c) 2KMnO4 \(\buildrel \Delta \over \longrightarrow\) K2MnO4 + MnO2 + O2
(d) 2MnO4- + 3Mn2+...
(a) 2Cu+ \(\to\) Cu2+
+ Cu0
(b) 3MnO42- + 4H+ \(\to\) 2MnO4- + MnO2 + 2H2O
(c) 2KMnO4 \(\buildrel \Delta \over \longrightarrow\) K2MnO4 + MnO2 + O2
(d) 2MnO4- + 3Mn2+...
MCQ+4 / -12019
11Redox Reactions
The correct order of N-compounds in its
decreasing order of oxidation states is
decreasing order of oxidation states is
MCQ+4 / -12018
12Redox Reactions
For the redox reaction,
MnO4–
+ C2O4
2– + H+ \(\to\) Mn2+ + CO2
+ H2O
The correct coefficients of the reactants for
the balanced equation are
MnO4–
+ C2O4
2– + H+ \(\to\) Mn2+ + CO2
+ H2O
The correct coefficients of the reactants for
the balanced equation are
MCQ+4 / -12018