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Chemistry

Chemistry
The weight of 6.023 × 1022 atoms of carbon is

12 gms
1.2 gms
120 gms
0.12 gms

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Chemistry
Which one is the purest form of carbon

Graphite
Coal
Iron
Diamond

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Chemistry
Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition

Rotational spectroscopy
UV absorption spectroscopy
Infrared absorption spectroscopy
UV photoelectron spectroscopy

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Chemistry
Sour milk contains

Tartaric acid
Citric acid
Lactic acid
Acetic acid

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Chemistry
Iodine value is used to estimate

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

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Chemistry
The main source of carbon monoxide is

Industrial process
Solid waste disposal
Fuel combustion
Transportation

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MORE MCQ ON Chemistry

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