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Chemistry

Chemistry
The purest form of Iron is :

Cast iron
Pig iron
Wrought iron
Steel

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Chemistry
Which is not a green house gas ?

CH4
Chlorofluorocarbons
CO2
N2O

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Chemistry
Iodine value is used to estimate

Hydroxyl groups in oil
Carboxylic groups in oil
Unsaturation in oil
Alkali content in oil

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Chemistry
A matured mammalian cell without nucleus is

Spermatozoan
Erythrocyte
Oocyte
Lymphocyte

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Chemistry
The ‘Green House effect’ is produced due to the presence of excess amount of

Sulphur dioxide
Methane
Nitrogen dioxide
Carbon monoxide

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Chemistry
Candle is a mixture of

Bees wax and paraffin wax
Bees wax and stearic acid
Higher fatty acids and stearic acid
Paraffin was and stearic acid

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MORE MCQ ON Chemistry

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