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प्रश्न
What is chemistry?
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उत्तर
“The branch of science that deals with the study of the composition and the physical and chemical properties of various forms of matter is called Chemistry.”
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संबंधित प्रश्न
What is alchemy?
Who is known as the Father of chemistry? Why?
Write True or False against the following statement.
Enzymes secreted by our body are chemicals:
State the function of
The asbestos fixed at the center of the wire gauze.
State the function of The tap at the base of a burette.
‘Alchemists are older words for Chemists’. Discuss the statement in brief.
Select the correct name from the choices given below for the following case.
The branch of Science which deals with the different forms of energy e.g. light and sound.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A long glass apparatus closed at one end used for collecting gases.
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 rectangular mesh with asbestos at its centre kept for initiating even distribution of heat to the bottom of the apparatus.
