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प्रश्न
State the functions of the following basic glass apparatus:
Hard glass boiling tube
उत्तर
Hard glass boiling tube: It is resistant to chemicals and used for special purposes. It is made of pyrex
संबंधित प्रश्न
What is chemistry?
Choose the correct alternative from the choices given below for the following statement:
Used is an important
State why a round bottom flask is preferred to a flat bottom flask – during the preparation of gases in the laboratory.
State the method used for collecting the following gas:
Oxygen – a gas slightly soluble in water.
Select the correct name from the choices given below for the following case.
The branch of Chemistry which includes a study of specific carbon compounds – built up mainly carbon and hydrogen.
Select the correct name from the choices given below for the following case.
A Medicine to treat pain, fever & inflammation.
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 glass apparatus that measures liquid by sucking the liquid at one end up to the marked level and later pouring it out.
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.
Give reasons for the following
Alchemy was considered a pseudoscience.
