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A piece of zinc metal is dropped in dilu...

A piece of zinc metal is dropped in dilute solution of hydrochloric acid. Answer the following:
How will you test the presence of the gas evolved?

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MODERN PUBLICATION-ACID, BASES AND SALTS-EXERCISE
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  2. A piece of zinc metal is dropped in dilute solution of hydrochloric ac...

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  3. A piece of zinc metal is dropped in dilute solution of hydrochloric ac...

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  11. What is universal indicator?

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  16. When a few drops of universal indicator were added to a dilute solutio...

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  18. Which gas is produced when Al metals reacts wth NaOH solution?

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