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Chemistry

Chemistry
Which of the following is not present in RNA

Thymine
Phosphate
Ribose
Uracil

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Chemistry
Aluminium salt commonly used to stop bleeding is

Potash alum
Aluminium sulphate
Aluminium nitrate
Aluminium Chloride

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Chemistry
What is the maximum Water Vapour content in the atmosphere?

5 to 6 per cent
4 to 5 per cent
2 to 3 per cent
3 to 4 per cent

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Chemistry
The heaviest naturally occurring element is:

Thorium
Polonium
Uranium
Mercury

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Chemistry
Black lung disease occurs in people working in

Organic solvents industry
Electroplating industry
Coal mines
Paint manufacturing industry

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

Bleaching powder
Alum
Borax powder
Soda powder

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MORE MCQ ON Chemistry

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