8. Dilute hydrochloric acid is added to granulated zinc taken in a test tube. The following observations are recorded. Point out the correct observation.
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(a) The surface of metal becomes shining
(b) The reaction mixture turns milky
(c) Odour of a pungent smelling gas is recorded
(d) A colopurless and odourless gas is evolved
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Answer:
d
Explanation:
the c colorless and odorless gas is hydrogen
Answered by
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A colopurless and odourless gas is evolved
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