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Chemistry

Chemistry
Main source of lead pollution is from

Tobacco
Leaded gasoline
Sewage
Insecticides

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Chemistry
The main constituent of natural gas is

Ethane
Butane
Propane
Methane

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Chemistry
'All the four quantum numbers of two electrons in an atom are not the same.' It is the law of –

Hund's rule of maximum multiplicity
Uncertainty Principle of Hiesenberg
Avogadro's Law
Exclusion Principle of Pauli

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Chemistry
Warming Ammonium chloride with sodium hydrochloride in a test tube is an example of

Open system
Isobaric system
Closed system
Isothermal system

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Chemistry
Which of the following is used to make light weight, but strong plastic ?

Polyvinyl Chloride
Polythene
Methyl Methacrylate
Nylon

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Chemistry
Which of the following acids serves as an electrolyte in a lead storage battery?

Sulphuric acid
Lactic acid
Hydrochloric acid
Nitric acid

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MORE MCQ ON Chemistry

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