Chemistry · JEE

Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number and balancing of redox reactions Previous Year Questions for JEE

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Q1ChemistryUnit 7: Redox Reactions and Electrochemistry
H2O2\boldsymbol{H}_{2} \boldsymbol{O}_{2} is:
Q2ChemistryUnit 7: Redox Reactions and Electrochemistry
An oxidation process involves:
Q3ChemistryUnit 7: Redox Reactions and Electrochemistry
The reaction that takes place when Cl2C l_{2} gas is passed through conc. NaOH solution is :
Q4ChemistryUnit 7: Redox Reactions and Electrochemistry
Which of the following statements is correct for oxidation reaction?
Q5ChemistryUnit 7: Redox Reactions and Electrochemistry
The other name of comproportionation is:
Q6ChemistryUnit 7: Redox Reactions and Electrochemistry
The correct arrangement of following acids of phosphorus in the increasing order of oxidation state of phosphorous ¡S:
Q7ChemistryUnit 7: Redox Reactions and Electrochemistry
When sodium hydroxide solution is added to a freshly prepared solution of ferrous sulphate, a green precipitate of ferrous hydroxide is formed which on standing turns brown because:
Q8ChemistryUnit 7: Redox Reactions and Electrochemistry
In the atmosphere of industrial smog, copper corrodes to form: This question has multiple correct options

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Why practise PYQs for Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number and balancing of redox reactions?

PYQs reveal recurring concepts, common traps, and the difficulty level JEE expects. Solving them builds exam temperament and time management.

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Our bank includes exam-style MCQs aligned with JEE Main Chemistry syllabus for Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number and balancing of redox reactions, covering the same topics as previous year papers.

How should I use PYQs for Redox Reactions and Electrochemistry?

Solve timed sets, review every explanation, note weak subtopics, then revisit with focused practice on Goodmarks.

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Yes. Every question includes the correct answer and a detailed explanation showing the reasoning.