Though liquid ammonia itself is a fertiliser (with 82% nitrogen content) yet it is commonly not used as such in a tropical country like India, because it___________________?
Correct answer: D. Vaporises at normal temperature
- A. Has a pungent smell
- B. Is in short supply
- C. Is toxic and highly corrosive
- D. Vaporises at normal temperature
Explanation
Liquid ammonia has a high vapour pressure and readily vaporises at ordinary tropical temperatures, making storage, handling and application difficult without specialised equipment. Its pungent smell and toxicity are hazards, but vaporisation is the main reason given here.
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