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Chemistry

Chemistry
The heat energy produced when the human body metabolises 1 gram of fat is

29 KJ
1 KJ
30 KJ
39 KJ

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Chemistry
The National Chemical Laboratory (India) is located in

Hyderabad
Bangaluru
Pune
Mumbai

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Chemistry
Iodine value is used to estimate

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

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Chemistry
The graphite rods in the nuclear reactor

react with U to release energy
undergo combustion which triggers the nuclear fission
convert fast moving neutrons into thermal neutrons
produce neutrons

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Chemistry
The main buffer system of the human blood is

NH2CONH2 - NH2CONH+
H2CO3 - HCO3
H2CO3 - CO32-
CH3COOH - CH3COO-

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Chemistry
Which of the following is a metallic ore ?

Galena
Quartz
Mica
Feldspar

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MORE MCQ ON Chemistry

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