ICSE ICSE Class 6 - CISCE Question Bank Solutions for Chemistry

Indicate whether the following statement is true or false:
All elements are artificially prepared

Indicate whether the following statement is true or false:
Molecules can exist independently.

Indicate whether the following statement is true or false:
Molecules combine to form atoms

Indicate whether the following statement is true or false:
Noble gases are high reactive

Indicate whether the following statement is true or false:
Ozone is a triatomic molecule

Tick (√) the correct alternative from the choice given for the following statement.
All pure substances have

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Sugar is a compound which consists of the elements

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Atoms of different kinds combine to form molecules of

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Sulphur and carbon are

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Gold is used to make jewellery because

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The most abundant elements in the universe are

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The compound used as common salt is

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Brass and bronze are

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Sand is a compound of

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A metal which is brittle

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A non-metal which is a good conductor of electricity.

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The hardest naturally occurring substance

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The most ductile metal.

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A gaseous non-metal.

Classify substances into pure and impure substances in the form of a chart or tabulation.