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प्रश्न
Mention one use of the following equipment
Mortar and pestle
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उत्तर
Morter and pestle is used to grind and crush solid substances into a pov
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संबंधित प्रश्न
Mention one use of the following equipment
Measuring cylinder
Mention one use of the following equipment
Glass tube
List any five precautions taken care of while performing an experiment in a chemistry laboratory.
Answer the following question in brief:
Why is chemistry known as an experimental science?
Fill in the blank:
A porcelain dish is used for _________.
Fill in the blanks:
The glass apparatus is made of _____ or _____ glass.
Match the words in Column A with their respective functions in Column B.
| Column A | Column B |
| (a) Iron stand | (i) To boil chemicals |
| (b) Test tube | (ii) To keep solution |
| (c) Funnel | (iii) To stir the solution |
| (d) Beaker | (iv) To support apparatus |
| (e) Glass rod | (v) To transfer the liquids |
Choose the correct alternative from the options given for the following statement.
The evaporating dish is made of
Choose the correct alternative from the options given for the following statement.
To prevent the escape of a gas from a gas jar, you will cover its mouth with
Write true or false against the following statement and correct it if false.
A round-bottom flask is used to store chemicals.
