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प्रश्न
State one use of the following non-metal:
Nitrogen
अति संक्षिप्त उत्तर
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उत्तर
- Nitrogen is used in the manufacture of ammonia, nitric acid and fertilisers.
- Liquid nitrogen is used to preserve foods (like this cake) by rapidly freezing them.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Metals and Non-metals - Exercise 1 [पृष्ठ १६६]
