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प्रश्न
Give two examples of the following substance.
Chemical war weapons
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उत्तर
Two examples of Chemical war weapons:
1. TNT
2. RDX
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संबंधित प्रश्न
What is the contribution of chemistry in following field?
Clothing
Name the scientists who discovered the following:
Oxygen
Name the scientists who discovered the following:
Safety lamp
Fill in the blank:
L.P.G. is used for ___________
Write True or False against the following statement.
D.D.T. is an important fertiliser:
Explain in brief the importance of Chemistry in agriculture.
State the contributions of Antoine Lavoisier
State the contributions of John Dalton – towards the development of Chemistry.
Explain the term ‘cosmetics’ ‘talc’. Name a few main ingredients in cosmetics the role they play.
Give reasons for the following
Polyester is added to natural fiber cotton, to give terylene.
