Dilute hydrochloric acid is added to granulated zinc taken in a test tube. The following observations are recorded. Point out the correct observation. (a) The surface of metal becomes shining (b) The reaction mixture turns milky (c) Odour of a pungent smelling gas is recorded (d) A colourless and odourless gas is evolved

Dilute hydrochloric acid is added to granulated zinc taken in a test t

1.	Dilute hydrochloric acid is added to granulated zinc taken in a test tube. The following observations are recorded. Point out the correct observation. (a) The surface of metal becomes shining (b) The reaction mixture turns milky (c) Odour of a pungent smelling gas is recorded (d) A colourless and odourless gas is evolved
Answer» (d) A colourless and odourless gas is