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Chemistry

Chemistry
Who developed the model of atomic structure ?

Alfred Nobel
Bohr and Rutherford
Volta
Faraday

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Chemistry
Acid rain is caused due to emission of which of the following in to the atmosphere ?

Oxides of nitrogen and sulphur
Ozone and carbon dioxide
Carbon monoxide and nitrogen
Carbon dioxide and carbon monoxide

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Chemistry
Black lung disease occurs in people working in

Coal mines
Electroplating industry
Paint manufacturing industry
Organic solvents industry

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Chemistry
Sodium Carbonate is commonly known as

Baking Soda
Caustic Potash
Washing Soda
Caustic Soda

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Chemistry
Which substance is used to retard the setting action of cement?

CaSO4, 2H2O
Na2O + K2O
Al2O3
CaO

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Chemistry
Alcohol prepared by the distillation of wood is :

Methyl alcohol
Glycerol
Ethyl alcohol
Propyl alcohol

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