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प्रश्न
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.
विकल्प
Spirit lamp
Bunsen burner
Electric stove
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उत्तर
Bunsen burner
संबंधित प्रश्न
Match the following scientists in column A with their discoveries or contributions in column B.
| Column A | Column B | ||
| (a) | Marie Curie | (i) | Safety Lamp |
| (b) | John dalton | (ii) | Helium |
| (c) | William Ramsey | (iii) | Nobel Prize Winner (two times) |
| (d) | Sir Humphry Davy | (iv) | Atomic Theory |
State the function of
The asbestos fixed at the center of the wire gauze.
State the method used for collecting the following gas:
Oxygen – a gas slightly soluble in water.
‘Alchemists are older words for Chemists’. Discuss the statement in brief.
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 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 synthetic fiber used in clothing.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus resistant to chemicals, made of pyrex, and used for heating specific liquids.
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.
A philosopher’s stone is not exactly a stone.
