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प्रश्न
Select the correct name from the choices given below for the following case.
A substance which dissolves grease & oil and is preferred as a – drain cleaner.
विकल्प
Glycerine
Sodium hydroxide
Hydrogen peroxide
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उत्तर
Sodium hydroxide
संबंधित प्रश्न
What is science?
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
Choose the correct alternative from the choices given below for the following statement:
Which one of the following is a pesticide?
State the functions of the following basic glass apparatus:
Hard glass boiling tube
State the function of
The air regulator in a Bunsen burner.
State the method used for collecting the following gas-
Ammonia – a gas highly soluble in water and lighter than air
State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A long glass apparatus closed at one end used for collecting gases.
