What do you observe when acetic acid is added to : (a) sodium bicarbonate, (b) ethyl alcohol in the presence of sulphuric acid, (c) neutral FeCl3 solution?
What do you observe when:
Dilute hydrochloric acid is added to sodium thiosulphate
What would you observe on adding dilute hydrochloric acid to (i) sodium bicarbonate placed in a test tube? (ii) zinc metal in a test tube?