Petrol consists mainly of

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Which of the following alkanes has the highest boiling point?

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The liquid product of the destructive distillation of coal is

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Which of the following can undergo both addition reactions and substitution reactions?

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A device used in the laboratory for intermittent production of gases without heating is

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Metals are said to be malleable because they

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Aluminium is extracted from

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Rusting of iron is an example of

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Two metallic ions commonly present in hard water are

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The spontaneity of a chemical reaction is determined by the change in the

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Which of the following can be added to dissolve the precipitate formed in the reaction represented by the following equation?

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Pipe-borne water is usually chlorinated in order to

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