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Nature of Matter: Elements, Compounds, and Mixtures — Science STD 8 — Question

Gujarat BoardEnglish MediumSTD 8ScienceNature of Matter: Elements, Compounds, and Mixtures2 Marks
Question
Define:
(a) Elements
(b) Compounds
✓

Answer

(a) An element is a pure substance that cannot be converted into anything simpler than itself by any physical or chemical process. It is made up of only one kind of atom.
(b) A compound is a pure substance composed of two or more elements combined chemically in a definite proportion by mass.

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