Match the gases in column I with their odour in column II.
|
Column I |
Column II |
|
A. CO2 |
1. Colourless gas with the smell of rotten eggs |
|
B. H2S |
2. A colourless, odourless gas |
|
C. SO2 |
3. Colourless gas with a pungent smell |
Answer & explanation
Correct answer: option 2
The correct answer is option 2. A - 2, B - 1, C - 3.
Here is the reason for the matching:
A. \(CO_2\) (Carbon Dioxide) - 2. A colourless, odourless gas
Carbon dioxide is a colorless and odorless gas. It is commonly found in the Earth's atmosphere and is a natural component of air.
B. \(H_2S\) (Hydrogen Sulfide) - 1. Colourless gas with the smell of rotten eggs
Hydrogen sulfide is a colorless gas that has a distinct smell resembling rotten eggs. It is often produced by decaying organic matter and is known for its unpleasant odor.
C. \(SO_2\) (Sulfur Dioxide) - 3. Colourless gas with a pungent smell
Sulfur dioxide is a colorless gas with a pungent and irritating smell. It is commonly produced during the combustion of sulfur-containing fuels, such as in industrial processes and some types of fossil fuel combustion.
So, the correct match is A - 2, B - 1, C - 3.