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Chemistry

Chemistry
1 carat of diamond is equal to

100 g
200 g
200 mg
100 mg

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Chemistry
Electric fuse is an alloy of

Tin and lead
Copper and iron
Carbon and tin
Zinc and lead

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Chemistry
Milk tastes sour when kept in the open for sometime due to the formation of

Acetic acid
Lactic acid
Carbonic acid
Citric acid

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Chemistry
Except mercury which is the other metal that is liquid at standard conditions for temperature and pressure

Barium
Bromine
Lead
Magnesium

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Chemistry
Sulphur dioxide present in the industrial chimney exhaust causes

All of these
Respiratory and lung disease
Reduction in plant's productivity owing to acid rain
Corrosion building materials

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Chemistry
Which of the following is a monoatomic gas?

Fluorine
Nitrogen
Oxygen
Neon

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