Chemistry
Define:
(a) Elements
(b) Compounds.
Elements, Compounds & Mixtures
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Answer
(a) An element is defined as a pure substance made up of only one kind of atoms that cannot be converted into anything simpler than itself by any physical or chemical process.
(b) Compounds are pure substances formed by the chemical combination of two or more elements in a definite proportion by mass.
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Related Questions
Define a pure substance.
Name the types of pure substances you know.
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(a) Non-metals which are solids
(b) Metals which are soft
(e) Non-metals which are lustrous
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(e) Inert gases
Name the elements present in the following compounds.
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(b) Ammonia
(c) Marble
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