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Chemistry

Chemistry
Curd is sour due to presenceof

Lactic acid
Tartaric acid
Oxalic acid
Acetic acid

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Chemistry
The absolute temperature of a gas is doubled and the pressure is reduced to half, the volume of the gas

Will be reduced to half
Remains unchanged
Will increase four-fold
Will be doubled

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Chemistry
The metal present in vitamin B12 is

Co
Mg
Mo
Fe

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Chemistry
Preparation of ‘Dalda or Vanaspati’ ghee from vegetable oil utilizes the following process :

Ozonolysis
Oxidation
Hydrogenation
Hydrolysis

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Chemistry
The fiber least prone to catch fire is

Nylon
Polyester
Terylene
Cotton

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Chemistry
________ is used for making vinegar.

Malic acid
Oxalic acid
Acetic acid
Tartaric acid

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MORE MCQ ON Chemistry

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