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प्रश्न
Select the correct name from the choices given below for the following case.
The scientist who formulated the Periodic Table.
पर्याय
John Dalton
Daniel Rutherford
Demitri Mendeleev
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उत्तर
Demitri Mendeleev
संबंधित प्रश्न
What is alchemy?
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 wooden handle at the end of the test tube holder.
Give a comparative difference between soaps and detergents. Give a reason. why detergents have an advantage over soap.
State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
Select the correct name from the choices given below for the following case.
A Medicine to treat pain, fever & inflammation.
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.
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 modern apparatus with an air regulator, used for heating purposes.
