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प्रश्न
Fill in the blanks:
The glass apparatus is made of _____ or _____ glass.
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उत्तर
The glass apparatus is made of Pyrex or borosil glass.
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संबंधित प्रश्न
Mention one use of the following equipment
Conical flask
Mention one use of the following equipment
Evaporating dish
Mention one use of the following equipment
Wire gauze
Mention one use of the following equipment
Glass tube
Answer the following question in brief:
Why are most apparatus made of 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 spirit lamp is made of
Choose the correct alternative from the options given for the following statement.
To pass gas from one vessel to another, you will use
Write true or false against the following statement and correct it if false.
A glass funnel is used to pour off liquids.
Write true or false against the following statement and correct it if false.
A mortar and pestle are used for evaporation.
