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Chemistry

Chemistry
The chief constituent of vinegar is

Acetic acid
Formic acid
Salycylic acid
Oxalic acid

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Chemistry
Milk is

Foam
Gel
Suspension
Emulsion

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Chemistry
The gas produced in marshy places due to decomposition of vegetation is

Carbon monoxide
Sulphur dioxide
Carbon dioxide
Methane

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Chemistry
The iron ore magnetite consists of

Fe3OH4
Fe2O3
3Fe2O3 .. 3H2O
FeCO3

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Chemistry
Depletion of ozone layer causes

Breast cancer
Blood cancer
Lung cancer
Skin cancer

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Chemistry
Sea water can be purified by the process of

Filtration
Distillation
Evaporation
Fractional distillation

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MORE MCQ ON Chemistry

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