Chemistry
Identify the gas that is produced in each of the following cases:
(i) sodium propionate is heated with soda lime.
(ii) potassium sulphite is treated with dilute hydrochloric acid.
(iii) Sulphur is treated with concentrated nitric acid.
(iv) a few crystals of KNO3 are heated in a hard glass test tube.
(v) concentrated hydrochloric acid is made to react with manganese dioxide.
Analytical Chemistry
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Answer
(i) Ethane gas [C2H6]
(ii) Sulphur dioxide gas [SO2]
(iii) Nitrogen dioxide gas [NO2]
(iv) Oxygen gas [O2]
(v) Chlorine gas [Cl2]
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