Question

Define the following term:

(c)Element

Answer 1

Element:

• Any pure substance which cannot be broken into two or more pure substances by any chemical means is called an element.
• Chemists have discovered 118 elements so far. Among these 94 occur naturally on earth, and the remaining 24 are synthetic elements.
• Examples of elements $\mathrm{Hydrogen}\left(\mathrm{H}\right),\mathrm{Helium}\left(\mathrm{He}\right),\mathrm{Lithium}\left(\mathrm{Li}\right),\mathrm{Beryllium}\left(\mathrm{Be}\right),\mathrm{Boron}\left(\mathrm{B}\right),\mathrm{Carbon}\left(\mathrm{C}\right)\mathrm{etc}.$