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Electrochemistry Quiz

Class XII
Chemistry
Electrochemistry
11 questions
MEDIUM

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1. What is the unit of electrochemical potential?

Joule · Volt · Coulomb · Ampere

2. Which of the following is a primary cell?

Lead-acid battery · Nickel-cadmium battery · Zinc-carbon battery · Lithium-ion battery

3. In a galvanic cell, the anode is the electrode where:

Reduction occurs · Oxidation occurs · No reaction occurs · Both reduction and oxidation occur

4. The Nernst equation relates the cell potential to:

Temperature and pressure · Concentration and temperature · Concentration and pressure · Voltage and current

5. Which of the following statements is true for electrolytic cells?

They produce electrical energy · They require an external voltage · They operate spontaneously · They are always exothermic