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Practice Redox Reactions - Physical Chemistry - Chemistry previous year questions organised from real papers, with year-wise coverage and clear topic navigation.
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Year-wise coverage for Redox Reactions. Each bar uses a separate theme-derived color.
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| Paper | Year / session | Questions in this view | Open |
|---|---|---|---|
| MHT CET (PCB) 2025 9th April Evening Shift | 2025 | 1 | View paper |
| MHT CET 2025 19TH APRIL EVENING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 19TH APRIL MORNING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 20TH APRIL EVENING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 20TH APRIL MORNING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 21ST APRIL EVENING SHIFT | 2025 | 2 | View paper |
| MHT CET 2025 21ST APRIL MORNING SHIFT | 2025 | 2 | View paper |
| MHT CET 2025 22ND APRIL EVENING SHIFT | 2025 | 2 | View paper |
| MHT CET 2025 22ND APRIL MORNING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 23RD APRIL EVENING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 23RD APRIL MORNING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 25TH APRIL EVENING SHIFT | 2025 | 2 | View paper |
| MHT CET 2025 25TH APRIL MORNING SHIFT | 2025 | 2 | View paper |
| MHT CET 2025 26TH APRIL EVENING SHIFT | 2025 | 1 | View paper |
| MHT CET 2025 26TH APRIL MORNING SHIFT | 2025 | 1 | View paper |
| MHT CET (PCB) 2024 22th April Evening Shift | 2024 | 1 | View paper |
| MHT CET 2024 10TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 10TH MAY MORNING SHIFT | 2024 | 2 | View paper |
| MHT CET 2024 11TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 11TH MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 15TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 15TH MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 16TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 16TH MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 2ND MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 3RD MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 3RD MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 4TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 4TH MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 9TH MAY EVENING SHIFT | 2024 | 1 | View paper |
| MHT CET 2024 9TH MAY MORNING SHIFT | 2024 | 1 | View paper |
| MHT CET 2023 10TH MAY EVENING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 10TH MAY MORNING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 11TH MAY EVENING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 12TH MAY EVENING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 13TH MAY EVENING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 13TH MAY MORNING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 14TH MAY EVENING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 14TH MAY MORNING SHIFT | 2023 | 1 | View paper |
| MHT CET 2023 9TH MAY MORNING SHIFT | 2023 | 1 | View paper |
| MHT CET 2022 11TH AUGUST EVENING SHIFT | 2022 | 1 | View paper |
| MHT CET 2021 20TH SEPTEMBER EVENING SHIFT | 2021 | 1 | View paper |
| MHT CET 2021 20TH SEPTEMBER MORNING SHIFT | 2021 | 1 | View paper |
| MHT CET 2021 21TH SEPTEMBER MORNING SHIFT | 2021 | 1 | View paper |
| MHT CET 2021 22TH SEPTEMBER EVENING SHIFT | 2021 | 1 | View paper |
| MHT CET 2021 22TH SEPTEMBER MORNING SHIFT | 2021 | 1 | View paper |
| MHT CET 2021 24TH SEPTEMBER EVENING SHIFT | 2021 | 2 | View paper |
| MHT CET 2021 24TH SEPTEMBER MORNING SHIFT | 2021 | 1 | View paper |
| MHT CET 2020 16TH OCTOBER EVENING SHIFT | 2020 | 1 | View paper |
| MHT CET 2020 16TH OCTOBER MORNING SHIFT | 2020 | 1 | View paper |
| MHT CET 2020 19TH OCTOBER EVENING SHIFT | 2020 | 1 | View paper |
| MHT CET 2019 2ND MAY EVENING SHIFT | 2019 | 3 | View paper |
| MHT CET 2019 2ND MAY MORNING SHIFT | 2019 | 1 | View paper |
| MHT CET 2019 3RD MAY MORNING SHIFT | 2019 | 3 | View paper |
Practice every matching question in batches of 20, with every available option.
The ionic charges of manganate and permanganate ion are respectively
The oxidation number of sulphur in $\mathrm{S}_8$ molecule is
The oxidation state of sulphur in $\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_7$ is
$$\begin{aligned} & \text { In the reaction, } \\ & \mathrm{MnO}_4^{-1}(a q)+\mathrm{Br}^{-1}(a q) \longrightarrow \mathrm{MnO}_2(s)+\mathrm{BrO}_3^{-1}(a q) \end{aligned}$$
,the correct change in oxidation number of the species involved is
Oxidation state of nitrogen in nitric oxide is
Which of the following oxides can act both as an oxidising agent as well as reducing agent?
In which among the following compounds, oxidation number of nitrogen is +5 ?
Which among the following is used as an oxidising agent to bleach wood pulp into white paper?
What is the oxidation number of As in H\(_3\)AsO\(_3\) ?
What is the oxidation number of Mn in MnO$^{2-}_4$ ion?
What is the value of '\(\mathrm{x}\)' in order to balance the following redox reaction by ion electron method? \(\quad \mathrm{x} \mathrm{H}_2 \mathrm{O}_2+\mathrm{ClO}_4 \rightarrow \mathrm{xO}_2+\mathrm{ClO}_2+2 \mathrm{H}_2 \mathrm{O}\)
Identify reductant in following reaction.
$$\mathrm{{C_2}O_4^{2 - } + MnO_4^ - + {H^ + } \longrightarrow M{n^{2 + }} + C{O_2} + {H_2}O}$$
Oxidation state of Cr in potassium dichromate is
Identify reducing agent in following reaction
$$\mathrm{H}_2 \mathrm{O}_{2(\mathrm{ag})}+\mathrm{ClO}_{4(\mathrm{aq})}^{-} \rightarrow \mathrm{ClO}_{2(\mathrm{aq})}^{-}+\mathrm{O}_{2(\mathrm{g})}$$
Identify reductant in following reaction.
$$\mathrm{H}_2 \mathrm{~S}+\mathrm{NO}_2 \rightarrow \mathrm{H}_2 \mathrm{O}+\mathrm{NO}+\mathrm{S}$$
Which among the following reactions exhibits the reducing property of ozone?
Which of following is NOT a redox reaction?
What is the change in oxidation number of nitrogen in following conversion?
$$\mathrm{NO}_3^{-} \longrightarrow \mathrm{NO}_2$$
Which one of the following conversions does NOT involve either oxidation or reduction?
Identify the elements undergoing reduction and oxidation respectively in the following redox reaction.
$$3 \mathrm{H}_3 \mathrm{AsO}_{3(\mathrm{aq})}+\mathrm{BrO}_{3(\mathrm{aq})}^{-} \rightarrow \mathrm{Br}_{(\mathrm{aq})}^{-}+3 \mathrm{H}_3 \mathrm{AsO}_4$$
Showing 20 of 65 questions