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प्रश्न
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
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उत्तर
The method used for collecting SO2 is an upward displacement of air. This method is used for gases like SO2 which is soluble in water and heavier than air.
संबंधित प्रश्न
How is the knowledge of chemistry important to mankind?
State the functions of the following basic glass apparatus:
Hard glass boiling tube
State the functions of the following basic glass apparatus:
Beaker
State the function of
The wooden handle at the end of the test tube holder.
State the function of
The asbestos fixed at the center of the wire gauze.
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
Give a comparative difference between soaps and detergents. Give a reason. why detergents have an advantage over soap.
Select the correct name from the choices given below for the following case.
A water-soluble cleaning agent – not inactivated by hard water.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
For gas preparations where heating is required.
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.
