Question

please answer it.. class 10 ch 2​

Answer 1

Answer:

The answer will be d ) ii and IV

Explanation:-

a) copper is less reactive than hydrogen so the reaction will not take place

b) Iron is more reactive than hydrogen so it will react to form metal salt and hydrogen gas

c) Magnesium is more reactive than hydrogen so reaction will take place and hydrogen gas will be evolved ( but in question it say no formation of hydrogen gas)

d) Zinc reacts more reactive than hydrogen so the reaction will take place and hydrogen gas is evolved .

From the above calculations we can conclude that only option (I) and ( IV) is correct.

Hope it helped u...

Thank you.

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