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Chemistry

Chemistry
Vinegar made by fermentation from cane sugar contains

Palmitic acid
Citric acid
Lactic acid
Acetic acid

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Chemistry
The most suitable unit for expressing nuclear radius is :

Fermi
Angstrom
Micron
Nanometre

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Chemistry
Hardness of the water is commonly measured in terms of

Calcium carbonate equivalents
Magnesium carbonate equivalents
Calcium sulphate equivalents
Magnesium sulphate equivalents

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Chemistry
The compound that has the least value for octane number is :

N-heptane
2-methyl heptane
Iso-octane
2,2-dimethyl hexane

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Chemistry
Baking soda is :

Potassium carbonate
Sodium bicarbonate
Sodium hydroxide
Sodium carbonate

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Chemistry
Philosopher’s Wool is

Zinc carbonate
Zinc oxide
Zinc blende
Zinc sulphate

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MORE MCQ ON Chemistry

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