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प्रश्न
Choose the correct alternative from the choices given below for the following statement:
Used is an important
विकल्प
fuel
preservative
fertiliser
food item
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उत्तर
fertiliser
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संबंधित प्रश्न
Name six such products, which we use daily.
Write True or False against the following statement.
Chemistry plays an important role in the national economy:
Choose the correct alternative from the choices given below for the following statement:
Trinitrotoluene is used as
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 |
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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.
A synthetic fiber used in clothing.
Select the correct name from the choices given below for the following case.
A Medicine to treat pain, fever & inflammation.
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.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A long glass tube with a broad inlet at the top, which allows entry of the reactants into the round bottom flask, during laboratory preparations of gases.
