CBSE Past Year MCQ Quiz

Question 1 of 5

CBSE Past Year 2026

On reaction with dilute HCl, which of the following pair of metals will evolve hydrogen gas ?

A copper and zinc B copper and iron C silver and magnesium D magnesium and aluminium

Select one option. Answers are shown after the test.

Timed test. Answer every question before time runs out. Correct answers and solutions appear after submission.

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