# The emf of a Deniell cell “Zn | Zn2+ || Cu2+ | Cu” can be increased by _____ ? with Answer - Chemical Engineering Mcqs | TestPrep

> Solved MCQ: The emf of a Deniell cell “Zn | Zn2+ || Cu2+ | Cu” can be increased by _____ ? Correct Answer: D. Increasing the concentration of copper sulphate solution. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# The emf of a Deniell cell “Zn | Zn2+ || Cu2+ | Cu” can be increased by _____ ?

Direct Answer & Quick Reference

The correct option is **D. Increasing the concentration of copper sulphate solution**.

A. Decreasing the surface area of the electrodes

B. Increasing the concentration of zinc sulphate solution

C. Increasing the surface area of the electrodes

D. Increasing the concentration of copper sulphate solution **(Correct Answer)**

✨ Explain with AI

Verified Key: D. Increasing the concentration of copper sulphate solution
Solved by 4,699+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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