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Chemistry

Chemistry
Which is not a green house gas ?

CH4
N2O
CO2
Chlorofluorocarbons

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Chemistry
Which one is the lightest element in the periodic table

Carbon
Oxygen
Hydrogen
Helium

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Chemistry
Which is known as carbolic acid?

Oxalic acid
Acetic acid
Ethanol
Phenol

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Chemistry
The high reactivity of fluorine is due to

its high electro negativity
strong F - F bond
availability of d-orbitals
small size of fluorine atom

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Chemistry
Vinegar is ________ .

Glacial acetic acid
Diluted acetic acid
Glacial formic acid
Diluted formic acid

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Chemistry
Which one of the following is not a characteristic feature of alloys? They are

Homogeneous systems
Compounds
Mixtures
Solutions

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MORE MCQ ON Chemistry

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