Question

What are the characteristics of Nitrogen Dioxide (NO2)?

1. Nitrogen dioxide (NO2) is a reddish-brown gas.
2. It is insoluble in water.
3. It acts as a weak oxidant.
4. NO2 is a strong oxidant.

• A. 1, 4
• B. 1 only
• C. 4 only
• D. All

Answer 1

Answer:

A. 1, 4

• Nitrogen dioxide (NO2) is a reddish-brown gas that is soluble in water, and a strong oxidant.

• Ambient sources of NO2 results from high temperature combustion of fuels in processes such as those used for heating, transportation, industry and power generation.

• Household sources of nitrogen oxides (NOx) include equipment that burn fuels such as furnaces, fireplaces and gas stoves and ovens.