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Question
What are their harmful effects?
Solution
Harmful effects of the oxide of nitrogen:
Nitrogen dioxide is very harmful to plants and animals.
It causes irritation in the mucous membrane.
Large concentrations of NO2 may cause serious lung diseases.
Nitrogen dioxide causes serious injury to vegetation; it damages plant leaves.
In sunlight, nitrogen dioxide oxidises hydrocarbons to form photochemical smog. Photochemical smog causes eye irritation, asthma attacks, and nasal and throat infections.
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