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प्रश्न
Choose the correct alternative from the choices given below for the following statement:
Trinitrotoluene is used as
पर्याय
a preservative
a fertiliser
a fuel
an explosive
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उत्तर
an explosive
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संबंधित प्रश्न
What is alchemy?
Name six such products, which we use daily.
What is the contribution of chemistry in the following field?
National Defence
Write True or False against the following statement.
Gunpowder is an insecticide:
State why a round bottom flask is preferred to a flat bottom flask – during the preparation of gases in the laboratory.
State the function of
The asbestos fixed at the center of the wire gauze.
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A long glass tube with a broad inlet at the top, which allows entry of the reactants into the round bottom flask, during laboratory preparations of gases.
