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Chemistry

Chemistry
Malathion is a/an

Fumigant
Insecticide
Preservative
Pesticide

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Chemistry
The polymerisation of which often following is used in manufacturing of polythene in industry ?

Acetylene
Styrene
Ethylene
Methane

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Chemistry
Cement containing excess amount of lime

Is quick setting
Cracks during setting
Is slow setting
Becomes more strong

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Chemistry
An emulsion is a colloidal solution of

Solid in Solid
Liquid in liquid
Gas in solid
Solid in liquid

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Chemistry
The monomer of polythene is

ethylene
vinyl chloride
ethyl alcohol
None of these

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Chemistry
Which of the following is not a chemical reaction'?

Digestion of food
Burning of paper
Burning of coal
Conversion of water into steam

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MORE MCQ ON Chemistry

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