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Chemistry

Chemistry
Which of the following produces highest amount of energy upon oxidation?

Fat
Glucose
An alkane
Protein

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Chemistry
Match the List-I with List-II and select the correct answer using the codes given belowList-I (Vitamin)List-II(Chemical compound)F.Vitamin A1.ThiaminG.Vitamin B12.RetinolH.Vitamin C3.Ascorbic acidJ.Vitamin E4.TocopherolCodes :FGHJA.4132B.2314C.4312D.2134

A
B
C
D

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Chemistry
Atoms having the same number of protons but different number of neutrons are called :

Higgs-boson
Cations
Anions
Isotopes

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Chemistry
Ultraviolet radiation striking the earth is due to the depletion of

Carbon monoxide
Ozone
Carbon dioxide
Oxygen

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Chemistry
Which of the following in automobile exhaust can cause cancer?

Carbon monoxide
Oxides of nitrogen
Polyclinic hydrocarbons
Lead

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Chemistry
The element used for making solar cells is

Magnesium
Silicon
Calcium
Sodium

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