Question

A solution in a test tube A turns red litmus blue, evolves hydrogen gas on reaction with zinc and doesnot react with sodium carbonate. Whereas, solution in test tube B turns blue litmus red, liberates hydrogen gas on reaction with zinc and evolves carbondioxide gas with sodium carbonate. Identify A and B. A is an acid and B is base b. A is a base and B is an acid C. Both A and B are bases d. Both A and B are acids a.​

Answer 1

Answer:

A is the correct answer

Explanation:

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Answer 2

Answer:

option b

Explanation:

bases turn red litmus to blue while acids turn blue litmus to red