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Chemistry

Chemistry
Lead in water can cause

Kidney damage
Arthritis
Eye disease
Hair falling

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Chemistry
The half life period of an isotope is 2 hours. After 6 hours what fraction of the initial quantity of the isotope will be left behind?

1/8
1/6
1/4
1/3

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Chemistry
Chloroform can be used as

Antibiotic
Analgesic
Anaesthetic
Antimalarial

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Chemistry
Which one is not a pure form of carbon

Diamond
Coal
Gold
Graphite

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Chemistry
The purest form of water in nature is

Lake water
Sea water
Rain water
River water

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Chemistry
How many electrons in a Hydrogen atom

Two
Three
Four
One

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MORE MCQ ON Chemistry

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