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प्रश्न
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.
विकल्प
Tripod stand
Wire gauze
Retort stand
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उत्तर
Wire gauze
संबंधित प्रश्न
What is science?
What is the contribution of chemistry in the following field?
National Defence
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.
Chemistry plays an important role in the national economy:
State the function of
The air regulator in a Bunsen burner.
‘Alchemists are older words for Chemists’. Discuss the statement in brief.
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.
The branch of Chemistry which includes a study of specific carbon compounds – built up mainly carbon and hydrogen.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
For gas preparations where heating is required.
A philosopher’s stone is not exactly a stone.
