Question

12. Correct the following statements :
(a) Hydrogen is separated from CO2 by passing the mixture
through caustic potash solution.
(b) All metals react with acids to give hydrogen.
(c) Hydrogen is dried by passing it through conc. H2SO4
(d) Very dilute nitric acid reacts with iron to produce
hydrogen.
(e) Conc. H2SO4 reacts with zinc to liberate hydrogen.​

Answer 1

Answer:

a)Compound CO2 not having particle of H

b) yes possible

c)no

d) no

e) yes when zinc react with sulphuric acid then zinc sulphate and hydrogen formed.

Answer 2

This it the answer of this question.

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