Redox Reactions PYQs - Last 5 Years
MHT CET / Chemistry / Physical Chemistry / 60 recent questions
ChemistryPhysical Chemistry2022-2026
Practice 60 MHT CET Chemistry questions from Redox Reactions. Use the year-wise and type-wise breakdown to prioritize recent PYQs, then continue into the question list below.
60
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Chemistry / Physical Chemistry
2022-2026
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60
Last 5 Years
2022-2026
60
Last 10 Years
2017-2026
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Last 5 Years Redox Reactions Questions
Showing 10 of 60 filtered questions.
1Redox Reactions
What is the oxidation state of carbon in \(\mathrm{CaC}_2\) and \(\mathrm{K}_2 \mathrm{C}_2 \mathrm{O}_4\) respectively?
MCQ+1 / -02023
2Redox Reactions
What is the number of moles of electrons gained by one mole oxidizing agent in following redox reaction?
\(\mathrm{Zn_{(s)}+2HCl_{(aq)}}\) \(\longrightarrow\) \(\mathrm{ZnCl_2+H_2}\)
\(\mathrm{Zn_{(s)}+2HCl_{(aq)}}\) \(\longrightarrow\) \(\mathrm{ZnCl_2+H_2}\)
MCQ+1 / -02023
3Redox Reactions
Which among the following species is reduced by tin easily?
MCQ+1 / -02023
4Redox Reactions
What is the change in oxidation number of selenium in the following redox reaction?
$$\mathrm{SeO}_{3(\text { (a) })}^{2-}+\mathrm{Cl}_{2(\mathrm{~g})}+2 \mathrm{OH}^{-} \longrightarrow \mathrm{SeO}_{4(\text { (a) })}^{2-}+2 \mathrm{Cl}_{(\...
$$\mathrm{SeO}_{3(\text { (a) })}^{2-}+\mathrm{Cl}_{2(\mathrm{~g})}+2 \mathrm{OH}^{-} \longrightarrow \mathrm{SeO}_{4(\text { (a) })}^{2-}+2 \mathrm{Cl}_{(\...
MCQ+1 / -02023
5Redox Reactions
Which from following elements exhibits usual tendency to undergo reduction?
MCQ+1 / -02023
6Redox Reactions
What is the change in oxidation number of \(\mathrm{Cr}\) in the following redox reaction?
$$3 \mathrm{H}_2 \mathrm{O}_{2(\mathrm{aq})}+\mathrm{Cr}_2 \mathrm{O}_{7 \text { (aq) }}^{2-}+8 \mathrm{H}_{(\mathrm{aq})}^{+} \longrightarrow 3 \mat...
$$3 \mathrm{H}_2 \mathrm{O}_{2(\mathrm{aq})}+\mathrm{Cr}_2 \mathrm{O}_{7 \text { (aq) }}^{2-}+8 \mathrm{H}_{(\mathrm{aq})}^{+} \longrightarrow 3 \mat...
MCQ+1 / -02023
7Redox Reactions
What is the oxidation number of sulfur in \(\mathrm{H}_2 \mathrm{SO}_5\) ?
MCQ+1 / -02023
8Redox Reactions
What is the value of \(x\) in order to balance following redox reaction?
\(\mathrm{Mn}_{(\mathrm{aq})}^{2+}+x \mathrm{ClO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{MnO}_{2(\mathrm{~s})}+x \mathrm{ClO}_{2(\mathrm{aq})}\)
\(\mathrm{Mn}_{(\mathrm{aq})}^{2+}+x \mathrm{ClO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{MnO}_{2(\mathrm{~s})}+x \mathrm{ClO}_{2(\mathrm{aq})}\)
MCQ+1 / -02023
9Redox Reactions
Identify the elements undergoing reduction and oxidation respectively in the following redox reaction.
$$3 \mathrm{H}_3 \mathrm{AsO}_{3(\mathrm{aq})}+\mathrm{BrO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{Br}_{(\mathrm{aq})}^{-}+3 \mathrm{H}...
$$3 \mathrm{H}_3 \mathrm{AsO}_{3(\mathrm{aq})}+\mathrm{BrO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{Br}_{(\mathrm{aq})}^{-}+3 \mathrm{H}...
MCQ+1 / -02023
10Redox Reactions
Which one of the following conversions does NOT involve either oxidation or reduction?
MCQ+1 / -02022