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प्रश्न
What is chemistry?
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 kind of experiments did Alchemists do?
How is the knowledge of chemistry important to mankind?
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State the function of
The clamp mounted on the rod of a retort stand
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
For holding washed test tubes
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 modern apparatus with an air regulator, used for heating purposes.
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.
A philosopher’s stone is not exactly a stone.
