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प्रश्न
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
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उत्तर
The method used for collecting ammonia gas is the downward displacement of air. This method is used for gases like ammonia which is soluble in water and lighter than air.
संबंधित प्रश्न
What is science?
What is the main difference between alchemy and chemistry?
How is the knowledge of chemistry important to mankind?
What is the contribution of chemistry in the following field?
National Defence
Choose the correct alternative from the choices given below for the following statement:
Used is an important
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 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 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 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.
