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प्रश्न
Fill in the blank:
_________ is used to hold the test tube while-it is heated.
उत्तर
A test tube holder is used to hold the test tube while-it is heated.
APPEARS IN
संबंधित प्रश्न
Mention one use of the following equipment
Test tube
Mention one use of the following equipment
Conical flask
Mention one use of the following equipment
Beaker
Mention one use of the following equipment
Glass tube
Mention one use of the following equipment
Reagent bottle
From what material is the following made up of?
Test tube rack
Answer the following question in brief:
Why is chemistry known as an experimental science?
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
Write true or false against the following statement and correct it if false.
A mortar and pestle are used for evaporation.
