Advertisements
Advertisements
प्रश्न
State the function of
The asbestos fixed at the center of the wire gauze.
Advertisements
उत्तर
The asbestos fixed at the centre of the wire gauze initiates even distribution of heat to the bottom of the apparatus. It also prevents glass apparatus from cracking
संबंधित प्रश्न
What is chemistry?
What kind of experiments did Alchemists do?
Who is known as the Father of chemistry? Why?
Choose the correct alternative from the choices given below for the following statement:
Trinitrotoluene is used as
State the function of
The clamp mounted on the rod of a retort stand
Select the correct name from the choices given below for the following case.
A Medicine to treat pain, fever & inflammation.
Select the correct name from the choices given below for the following case.
A chemical used as a preservative for jams, pickles, etc.
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 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 rectangular mesh with asbestos at its centre kept for initiating even distribution of heat to the bottom of the apparatus.
