Question

Give one chemical test to distinguish between

i. Sulphur Dioxide and hydrogen sulphide.Give one chemical test to distinguish between

Nitrogen Dioxide and Carbon dioxide.​

Answer 1

Answer:

(i) so2+H2s - HS+S02  is the reaction between the reactanta

(ii )Preparation of, and Testing for, Some Common Gases

When CO2(g) is bubbled through colourless limewater (Ca(OH)2(aq)) the limewater turns milky due to the formation of a calcium carbonate (CaCO3(s)) precipitate. ... Nitrogen dioxide is a red-brown gas which is soluble in water and has a pungent odour.

hope it helps....