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Chemistry

Chemistry
If all bullets could not be removed from gun shot injury of a man, it may cause poisoning by

Arsenic
Lead
Iron
Mercury

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Chemistry
Bauxite is an alloy of which of the following metals ?

Tin
Iron
Silver
Aluminium

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Chemistry
The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is

oxygen
carbon
hydrogen
nitrogen

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Chemistry
Which one is a sublime substance?

Sugar
Potassium Iodide
Iodine
Table salt

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Chemistry
The process of removing calcium and magnesium from hard water is known as

Filtration
Flocculation
Sedimentation
Water softening

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Chemistry
The trans-uranium elements are the chemical elements with atomic numbers greater than

89
92
96
86

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MORE MCQ ON Chemistry

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