Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

What is the product formed at the cathode in the electrolysis of aqueous CuSO4?

A. Copper metal
B. Oxygen gas
C. Hydrogen gas
D. Sulphur
Answer» B. Oxygen gas
Discussion
2.

What is the product formed at the cathode in the electrolysis of aqueous Na2SO4?

A. Sodium metal
B. Oxygen gas
C. Hydrogen gas
D. Sulphur
Answer» D. Sulphur
Discussion
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