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Chemistry

Chemistry
The main constituent of natural gas is

Ethane
Butane
Propane
Methane

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Chemistry
The coloured discharge tubes for advertisement mainly contain

Helium
Neon
Argon
Xenon

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Chemistry
The inherited traits of an organism are controlled by

enzymes
DNA molecules
RNA molecules
nucleotides

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Chemistry
The green colour seen in firework displays is due to the chloride salt of :

Sodium
Strontium
Calcium
Barium

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Chemistry
Which one of the following is extensively used for sterilizing water ?

Alum
Soda powder
Bleaching powder
Borax powder

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Chemistry
At room temperature, the metal that remains liquid is:

Platinum
Zinc
Lead
Mercury

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MORE MCQ ON Chemistry

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