Question

What happens when :

(a) A lit splinter is introduced into a jar containing carbon dioxide?

(b) Moist blue litmus paper is placed in a jar containing carbon dioxide?

(c) Carbon dioxide is passed through lime water first in small amounts and the excess?

(d) A baking mixture containing baking powder is heated?

(e) A soda water bottle is opened?

Answer 1

(a) Lit splinter extinguishes.
(b) Blue litmus paper turns red.
(c) When carbon dioxide is passed through lime water in a small amount, it turns milky, when passed in excess, milkiness disappears.
(d) Carbon dioxide is formed.
(e) When the pressure is released the bottled gas escapes with a bristling effervescence that adds to the drink.