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Chemistry

Chemistry
The purest form of Iron is :

Cast iron
Wrought iron
Pig iron
Steel

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Chemistry
Iodine value is used to estimate

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

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Chemistry
One of the constituents of tear gas is

Chloropicrin
Ethanol
Ethane
Ether

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Chemistry
Inert gases are

Chemically very active
Not stable
Miscible with water
Chemically unreactive

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Chemistry
Which of the following gases will effuse out of football bladder most quickly ?

He
O2
N 2
H2

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Chemistry
Which of the inert gases can form compounds?

Helium
Krypton
Xenon
Argon

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MORE MCQ ON Chemistry

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