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Chemistry

Chemistry
Rock salt is a mineral containing

Magnesium
Potassium
Sodium
Iron

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Chemistry
Normal rainwater is slightly acidic due to the presence of

None of these
Methane
Carbon dioxide
Sulphur dioxide

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Chemistry
The monomers of dacron are

Ethylene glycol and terephthalic acid
Decanone and decanol
Ethylene glygol and phthalic acid
Decane and decanol

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Chemistry
The element which is used for vulcanizing rubber

Bromine
Silicon
Sulphur
Phosphorus

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Chemistry
The material known in commerce as Terylene is a

Modified natural fibre
Natural fibre
Blend of cotton and silk
Synthetic fibre

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Chemistry
L.P.G. is mostly liquefied

Hydrogen
Methane
Oxygen
Butane

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MORE MCQ ON Chemistry

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