Question

The following questions are

based on the lab preparation of hydrogen gas. [5]

a) Name the acid used in the preparation of hydrogen.

b) Give an equation for the above

preparation (reaction).

c)Which impurities from the above

reaction can be removed, by passage through lead nitrate solution.

d) How is hydrogen gas collected?

e) What is the function​

Answer 1

Answer:

(a) hydrochloride acid

(b)zn+2hcl--zncl2+h2

(c)zinc granules

(d)help of delivery tube

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Answer 2

Answer:

I hope it's help u how are u