Class 9 Science
On the basis of Dalton’s Atomic Theory
The smallest particles of matter are called Atoms".
For convenience elements are represented by unique symbols. For example: Hydrogen is represented by ‘H’.
Oxygen is represented ‘O’.
Nitrogen is represented by ‘N’.
Iron is represented by ‘Fe’.
For these marvelous work Berzilius, together with John Dalton, Antoine Lavoisier, and Robert Boyle is considered as the Father of Modern Chemistry.
Symbol of many elements are taken from their English name, while symbol of many elements are taken from their Greek or Latin names.
Symbol of some element which are derived from their Latin name
|English name||Symbol||Latin name|
Several elements are named after the place where they discovered'
Example ‘Copper is discovered in Cyprus. Thus, it got its name similar to Cyprus.
Some elements are named after their colour
Example ‘Gold’ which means yellow.
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