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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.
पर्याय
Glycerine
Sodium hydroxide
Hydrogen peroxide
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उत्तर
Sodium hydroxide
संबंधित प्रश्न
What is alchemy?
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:
Used is an important
State the functions of the following basic glass apparatus:
Retort
State the method used for collecting the following gas:
Oxygen – a gas slightly soluble in water.
State the method used for collecting the following gas:
Sulphur dioxide – a gas highly soluble in water and heavier than air
Give a comparative difference between soaps and detergents. Give a reason. why detergents have an advantage over soap.
State what are – ‘stain removals’. Name three important stain removers & give their prime functions.
Select the correct name from the choices given below for the following case.
A synthetic fiber used in clothing.
Select the correct apparatus from A, B, or C for the following functions of the apparatus given.
A glass apparatus that measures liquid by sucking the liquid at one end up to the marked level and later pouring it out.
