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प्रश्न
Write True or False against the following statement.
Gunpowder is an insecticide:
विकल्प
True
False
उत्तर
False
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संबंधित प्रश्न
What is the main difference between alchemy and chemistry?
Give the basic difference between Inorganic Chemistry and Organic Chemistry.
State the functions of the following basic glass apparatus:
Hard glass boiling tube
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
‘Alchemists are older words for Chemists’. Discuss the statement in brief.
Select the correct name from the choices given below for the following case.
A substance which absorbs moisture and keeps the skin dry and free from rashes.
Select the correct name from the choices given below for the following case.
A chemical used as a preservative for jams, pickles, etc.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus resistant to chemicals, made of pyrex, and used for heating specific liquids.
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.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A modern apparatus with an air regulator, used for heating purposes.
