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Chemistry

Chemistry
Number of hydrogen atoms in a Glucose molecule

6
12
8
14

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Chemistry
Which one of the following group of gases contributes to the 'Green House Effect'?

Carbon dioxide and Methane
Carbon monoxide and Sulphur dioxide
Carbon tetraflouride and Nitrous oxide
Ammonia and Ozone

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Chemistry
Isobars are lines joining places having equal

Population
Height above sea-level
Pressure
Rainfall

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Chemistry
Type metal used in printing press is an alloy of

Lead and bismuth
Lead and zinc
Lead and antimony
Lead and copper

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Chemistry
The chemical(s) most commonly used for cloud seeding or ‘artificial rainmaking’ is/are

Dry ice or frozen carbon dioxide
Silver Iodide
Sodium Chloride
All listed here

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Chemistry
The inherited traits of an organism are controlled by

RNA molecules
nucleotides
DNA molecules
enzymes

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MORE MCQ ON Chemistry

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