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Acids, Bases and Salts — quick quiz

5 MP TET-pattern questions on Acids, Bases and Salts. Instant scoring and solutions, no signup — see where you stand in a few minutes.

Question 1 of 5

Hard

A teacher wants to demonstrate the effect of acids on metals. She takes three test tubes containing dilute hydrochloric acid and adds zinc metal to the first, copper metal to the second, and magnesium metal to the third. In which test tube(s) will hydrogen gas be evolved?