Question

explain the differences between an element and a compound.give examples.

Answer 1

A compound contains atoms of different elements chemically combined together in a fixed ratio whereas an element is a pure chemical substance made of same type of atom.Compounds contain different elements in a fixed ratio arranged in a defined manner through chemical bonds.

Examples of elements:  oxygen, hydrogen, sodium, chlorine, lead, iron.
Examples of compounds: water ( or hydrogen oxide ) H2O; and Sodium Chloride.

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Answer 2

An element is a substance which cannot be split up into two or more simpler substances by the usual chemical methods of applying heat,light or electric energy
like= copper,iron etc