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The irritant red haze in the traffic and...

The irritant red haze in the traffic and congested places is due to presence of which of the following ?
(i) Oxides of sulphur
(ii) Oxides of nitrogen
(iii) Carbon dioxide
(iv) Mists, smoke and dust
(v) Smog

A

(i), (iv) and (v)

B

(iii) only

C

(ii) only

D

(ii) and (v)

Text Solution

AI Generated Solution

The correct Answer is:
To solve the question regarding the irritant red haze in traffic and congested places, we will analyze each option provided: 1. **Oxides of Sulphur**: These gases, such as sulfur dioxide (SO2), can contribute to air pollution and can cause respiratory problems, but they are not typically associated with a red haze. 2. **Oxides of Nitrogen**: This includes nitrogen dioxide (NO2), which is known for its reddish-brown color. NO2 is a significant air pollutant, especially in urban areas with heavy traffic. It can react with other substances in the atmosphere to form a reddish haze. 3. **Carbon Dioxide**: CO2 is a colorless gas and does not contribute to the red haze. It is a greenhouse gas but not an irritant or a contributor to haze. 4. **Mists, Smoke, and Dust**: While these can contribute to haze in general, they do not specifically cause a red haze. They are more associated with general air quality issues rather than a specific color. 5. **Smog**: Smog is a type of air pollution that can include various pollutants, but it does not specifically refer to the red haze caused by nitrogen oxides. Based on this analysis, the correct answer is: **(ii) Oxides of Nitrogen**. ### Step-by-Step Solution: 1. **Identify the pollutants**: Review the options given and identify which pollutants are known to cause haze. 2. **Analyze the properties of each pollutant**: Look at the characteristics of each option, focusing on color and irritant properties. 3. **Focus on nitrogen oxides**: Recognize that nitrogen dioxide (NO2) is a reddish-brown gas that contributes to the red haze. 4. **Conclude the answer**: Determine that the irritant red haze in traffic and congested places is primarily due to the presence of oxides of nitrogen.

To solve the question regarding the irritant red haze in traffic and congested places, we will analyze each option provided: 1. **Oxides of Sulphur**: These gases, such as sulfur dioxide (SO2), can contribute to air pollution and can cause respiratory problems, but they are not typically associated with a red haze. 2. **Oxides of Nitrogen**: This includes nitrogen dioxide (NO2), which is known for its reddish-brown color. NO2 is a significant air pollutant, especially in urban areas with heavy traffic. It can react with other substances in the atmosphere to form a reddish haze. 3. **Carbon Dioxide**: CO2 is a colorless gas and does not contribute to the red haze. It is a greenhouse gas but not an irritant or a contributor to haze. ...
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