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Chemistry

Chemistry
Which of the following is an antidiabatic drug?

Insulin
Aspirin
Penicillin
Chloroquine

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Chemistry
What is a mixture of potassium nitrate, powdered charcoal and sulphur called?

Glass
Gun powder
Cement
Paint

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Chemistry
Which of the following elements is found in all organic compounds

Calcium
Nitrogen
Carbon
Oxygen

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Chemistry
Chemically ‘Quick Silver is known as

Aluminium
Silver
Mercury
Copper

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Chemistry
The mass number of an atom is equal to

the number of nucleons
the number of protons
the number of neutrons
the number of protons and electrons

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Chemistry
If water smells bad, then that odour can be removed by adding

Deactivated nitrogen
Alum
Activated carbon
Bleach

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MORE MCQ ON Chemistry

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