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Chemistry

Chemistry
Rusting of iron takes place due to

Carbonation
Exfoliation
Oxidation
Corrosion

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Chemistry
The gas used for artificial fruit ripening of green fruit is

Ethane
Acetylene
Methane
Ethylene

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Chemistry
The oil used in the froth floatation process is

olive oil
kerosene oil
pine oil
coconut oil

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Chemistry
Cyanide poisoning causes death in seconds because

It denatures enzymes of the heart/muscle
It causes cardiac arrest
It causes Lysis of red blood cells
It breaks the electron transport chain

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Chemistry
The percentage of carbon in cost iron is :

0.01 to 0.25
6 to 8
3 to 5
0.5 to 1.5

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Chemistry
Which gas emitted by power stations causes acid rain?

Sulphur dioxide
Carbon dioxide
Nitrogen
Helium

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MORE MCQ ON Chemistry

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