CBSE-COMPARTMENT-XII SERIES
Chemistry

Electrochemistry

5 previous year questions.

Volume: 5 Ques
Yield: Medium

High-Yield Trend

4
2025
1
2024

Chapter Questions
5 MCQs

01
PYQ 2024
easy
chemistry ID: cbse-com

The standard electrode potential for Ni²⁺/Ni couple is -0.25 V and for Ag⁺/Ag couple is 0.80 V. These two couples are connected to make an electrochemical cell. The redox reaction is spontaneous. The cell potential will be:

1

+ 1.05 V

2

-1.05 V

3

+ 0.55 V

4

-0.55 V

02
PYQ 2025
easy
chemistry ID: cbse-com
What type of cell is mercury cell? Why is it more advantageous than dry cell?
03
PYQ 2025
hard
chemistry ID: cbse-com
The standard electrode potential for Sn /Sn couple is and for Cu /Cu couple is . These two couples are connected to make an electrochemical cell. The redox reaction is spontaneous. The cell potential will be:
1
2
3
4
04
PYQ 2025
medium
chemistry ID: cbse-com

What type of battery is the lead storage battery? Write the anode and the cathode reactions and the overall reaction occurring in a lead storage battery when current is drawn from it.

05
PYQ 2025
medium
chemistry ID: cbse-com
The electrical resistance of a column of 0.05 M NaOH solution of cell constant is . Calculate its resistivity, conductivity and molar conductivity.

About Electrochemistry - CBSE-COMPARTMENT-XII

Electrochemistry is a vital chapter for CBSE-COMPARTMENT-XII aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.

By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.

Frequently Asked Questions

Why focus on Electrochemistry PYQs?

Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.

How to best use this analysis?

Review the topic breakdown to see which sub-topics within Electrochemistry carry the most weight. Then, tackle the questions iteratively to solidify your understanding.