The CBSE Class 12 Chemistry exam requires precision and a thorough understanding of Electrochemical Cells. This article provides a set of CBSE Class 12 PYQs on Electrochemical Cells to help you understand the topic and improve your skills with the help of detailed solutions, ensuring conceptual clarity, which will help you in the CBSE Class 12 2026 exam.
Whether you're revising the basics or testing your knowledge, these CBSE Class 12 PYQs will serve as a valuable practice resource.
The CBSE Class 12 2026 exam is likely to continue on the same pattern as CBSE Class 12 2025. One of the best ways to improve your preparation is to practise CBSE Class 12 previous year questions (PYQs), which include a fair mix of questions from all topics.
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CBSE Class 12 PYQs on Electrochemical Cells
1.
Assertion (A): Cu cannot liberate \( H_2 \) on reaction with dilute mineral acids.
Reason (R): Cu has positive electrode potential.- Assertion (A) is false, but Reason (R) is true.
- Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
- Assertion (A) is true, but Reason (R) is false.
- Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
2.
Assertion (A): Cu cannot liberate \( H_2 \) on reaction with dilute mineral acids. Reason (R): Cu has positive electrode potential.- Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of the Assertion (A).
- Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
- Assertion (A) is true, but Reason (R) is false.
- Assertion (A) is false, but Reason (R) is true.
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