(a) What will be the action of gas on
(i) dry litmus paper? (ii) moist litmus paper?
(b) Write a balanced chemical equation for the reaction taking place.
Answer:
(a) When sulphur is heated in air, sulphur dioxide gas is formed.
(i) The gas has no effect on dry litmus paper.
(ii) The gas turns the moist blue litmus to red. On prolonged contact with the gas, the litmus paper gets decolorized.
(b)
You need to login to perform this action.
You will be redirected in
3 sec
