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Chemistry

Chemistry
White lung cancer' is caused by

Textiles
Paper
Silica
Asbestos

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Chemistry
Gelatin is mostly used in making ice–creams in order to

Stabilise the colloid and prevent crystallisation
Stabilise mixture
Enrich the aroma
Prevent making a colloid

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Chemistry
Which of the following is a renewable source of energy ?

Uranium
Coal
Geothermal powder
Natural gas

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Chemistry
Adding Cl2 to benzene in the presence of AlCl3 is an example of :

None of the options
Elimination reaction
Addition reaction
Substitution reaction

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Chemistry
The chemical used for cloud seeding for artificial rains is

Silver Nitrate
Silver Iodide
Potassium Bromide
Potassium Nitrate

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Chemistry
Oxide of sulphur present in the atmosphere are washed down by rains to cause :

Lowering of pH of soil
Depletion of fossil fuel reserves
Industrial smog formation
Eutrophication in lakes

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MORE MCQ ON Chemistry

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