Question

URGENT!!!

Explain the difference in observation.

(a) When Mohan puts zinc piece into hydrochloric acid. (b) When Mohan puts sulphur into hydrochloric acid.

ANSWER IN BRIEF:

What happens when ferrous sulphate solution is kept in a zinc container? Give reasons for your answer.

Vruntha found four elements namely, A, B, C and D. She carried out various tests on these elements and noted down the results as depicted in the table. Help Vruntha to analyze these results and select the metal out of these four elements. Justify your selection.​

Answer 1

Answer:

A) Hydrogen gas is released.

B) Hydrogen gases released again.

Answer in brief:

1) Zinc sulphate is formed and iron particles go to the bottom of the container.

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