Identify the gases in each case:
(i) A gas that turns lead acetate paper black.
(ii) A gas that causes acid rain.
(iii) A colourless odourless gas that relights a glowing splint.
(iv) A gas that turns orange potassium dichromate paper green.
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Answer:
1) HYDROGEN SULPHIDE
2)SULFUR DIOXIDE
3)OXYGEN
4) SULPHUR DIOXIDE
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The gases in each case are mentioned as follows:
(i) A gas that turns lead acetate paper black.
Hydrogen Sulphide
(ii) A gas that causes acid rain.
Sulphur Dioxide
(iii) A colourless odourless gas that relights a glowing splint.
Oxygen
(iv) A gas that turns orange potassium dichromate paper green.
Sulphur Dioxide
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