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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
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
State the functions of the following basic glass apparatus:
Beaker
State why a round bottom flask is preferred to a flat bottom flask – during the preparation of gases in the laboratory.
State the function of
The clamp mounted on the rod of a retort stand
State the function of
The air regulator in a Bunsen burner.
Select the correct name from the choices given below for the following case.
Predecessors to the modern Chemist who created the ‘Philosopher's stone’.
Select the correct name from the choices given below for the following case.
A synthetic fiber used in clothing.
Match the apparatus A to J shown below with their correct names 1 to 10 given below:
1. Delivery Tube
2. Pipette
3. Wire gauze
4. Bee-hive shelf
5. Thistle funnel
6. Flat bottom flask
7. Test tube stand
8. Burette
9. Retort
10. Conical flask
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.
A philosopher’s stone is not exactly a stone.
