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प्रश्न
State the function of
The asbestos fixed at the center of the wire gauze.
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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?
Choose the correct alternative from the choices given below for the following statement:
Trinitrotoluene is used as
State the functions of the following basic glass apparatus:
Beaker
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.
The scientist who formulated the Periodic Table.
Select the correct name from the choices given below for the following case.
Predecessors to the modern Chemist who created the ‘Philosopher's stone’.
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 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.
