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Chemistry

Chemistry
Isobars are lines joining places having equal

Height above sea-level
Rainfall
Population
Pressure

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Chemistry
The greenhouse effect is caused by the higher level of which gas in the atmosphere ?

Carbon dioxide
Sulphur dioxide
Nitrous oxide
Carbon monoxide

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Chemistry
Which of the following is an iron ore ?

Nitrite
Magnetite
Lignite
Bauxite

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Chemistry
The temperature of oxy-acetylene flame is around

4000°C
3600°C
2800°C
3200°C

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Chemistry
Aluminium salt commonly used to stop bleeding is

Aluminium nitrate
Aluminium Chloride
Aluminium sulphate
Potash alum

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Chemistry
Which one of the following is not present in cement ?

Alum
Clay
Gypsum
Alumina

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MORE MCQ ON Chemistry

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