When zinc metal reacts with dilute sulphuric acid, a gas is evolved. Which one is a correct statement about the nature of this gas ?(1) colourless with suffocating odour(2) reddish brown and odourless(3) colourless and sweet smelling(4) colourless and odourless

When zinc metal reacts with dilute sulphuric acid, a gas is evolved. W

1.	When zinc metal reacts with dilute sulphuric acid, a gas is evolved. Which one is a correct statement about the nature of this gas ?(1) colourless with suffocating odour(2) reddish brown and odourless(3) colourless and sweet smelling(4) colourless and odourless
Answer» When zinc metal reacts with dilute sulphuric acid, a gas is evolved. Which one is a correct statement about the nature of this gas ? (1) colourless with suffocating odour (2) reddish brown and odourless (3) colourless and sweet smelling (4) colourless and odourless