Question

method of preparation and characteristics of the following gases:1.hydrogen 2.oxygen 3.carbon dioxide 4.chlorine 5.hydrogen chloride 6.ammonia 7.sulphur dioxide 8.hydrogen sulphide 9.Water vapour 10.Nitrogen dioxide


pls fast​

Answer 1

Answer:

(a)Give only one suitable chemical test to identify the following gases.

(i)Ammonia

(ii)Sulphur dioxide

(iii)Hydrogen Chloride

(iv)Chlorine

(v)Carbon Dioxide

(vi)Oxygen

(vii)Hydrogen

(b)Select a basic gas mentioned in Q.1 (a). How is the basic nature suspected?

(c)Select acidic gases from the gases mentioned in Q.1 (a). How is the acidic nature suspected?

(d)The two gases A and B are bleaching agents. A is greenish yellow and bleaches due to its oxidizing property while B is colourless gas that bleaches due to reduction. Identify A and B?

(e)Which gas turn blue cobalt chloride paper light pink?

Give one similarity in test between (i)Cl2 and HCl (ii) SO2 and CO2.