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Chemistry

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

29 KJ
30 KJ
1 KJ
39 KJ

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Chemistry
Percentage of carbon in steel ranges from

0.1 to 1.5
4.0 to 6.0
3.0 to 4.0
1.5 to 3.0

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Chemistry
Which of the following substance is highly plastic ?

Mica
Quartz
Granite
Clay

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Chemistry
Maximum permissible concentration of total hardness in drinking water is

100
200
50
500

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Chemistry
The hardest form of carbon is

charcoal
graphite
coke
diamond

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Chemistry
'Atomic theory' of matter was given by

Pascal
Dalton
Avogadro
Newton

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MORE MCQ ON Chemistry

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