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प्रश्न
State the functions of the following basic glass apparatus:
Hard glass boiling tube
उत्तर
Hard glass boiling tube: It is resistant to chemicals and used for special purposes. It is made of pyrex
संबंधित प्रश्न
What is chemistry?
What kind of experiments did Alchemists do?
Match the following words in column A with those in column B:
| Column A | Column B | ||
| (a) | Clothing | (i) | toothpaste, cosmetics |
| (b) | Green Revolution | (ii) | nylon, wool |
| (c) | Building Material | (iii) | agriculture |
| (d) | Commodities of daily | (iv) | mortar, cement |
Write True or False against the following statement.
Enzymes secreted by our body are chemicals:
Give the basic difference between Inorganic Chemistry and Organic Chemistry.
State the function of
The air regulator in a Bunsen burner.
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.
A substance which absorbs moisture and keeps the skin dry and free from rashes.
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
A philosopher’s stone is not exactly a stone.
