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Chemistry

Chemistry
Quartz is a crystalline form of

Alumina
Glass
Silica
Limestone

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Chemistry
Wood spirit is

Ethyl alcohol
Propyl alcohol
Butyl alcohol
Methyl alcohol

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Chemistry
The quality of petrol is expressed in terms of

Octane number
Cetane number
Gold number
Added unlead compounds

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Chemistry
Which one of the following is used as an anti-freeze for the automobile engines ?

Methanol
Ethanol
Propyl alcohol
Ethylene glycol

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Chemistry
Among the following, carbonate ore of Zinc is

Sphalerite
Calamine
Zincblende
Zincite

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Chemistry
Taj Mahal is greatly affected due to :

Deforestation
Acid rain
Tourists
Sound pollution

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MORE MCQ ON Chemistry

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