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The gas which has a rotten egg smell is:...

The gas which has a rotten egg smell is:

A

Hydrogen sulphide

B

Ammonia

C

Sulphur dioxide

D

Hydrogen chloride

Text Solution

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The correct Answer is:
**Step-by-Step Solution:** 1. **Identify the Options**: The question provides four options for the gas with a rotten egg smell: - Hydrogen sulfide - Ammonia - Sulfur dioxide - Hydrogen chloride 2. **Recall Characteristics of Each Gas**: - **Hydrogen Sulfide (H₂S)**: Known for its distinct rotten egg smell. It is a colorless gas produced from decaying organic matter. - **Ammonia (NH₃)**: Has a sharp, pungent smell, often associated with cleaning products. - **Sulfur Dioxide (SO₂)**: Has a sharp, irritating smell, often related to volcanic eruptions and industrial processes. - **Hydrogen Chloride (HCl)**: Produces a choking sensation and has a strong, pungent odor. 3. **Analyze the Smells**: - Among the options, hydrogen sulfide is specifically known for its rotten egg smell, while the other gases have different characteristic odors. 4. **Conclude the Answer**: Based on the analysis, the gas that has a rotten egg smell is **Hydrogen Sulfide**. 5. **Final Answer**: The correct answer is **Hydrogen Sulfide**. ---
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