What is the significance of John Dalton’s work about atom?

In 1808, an English school teacher, John Dalton, recognized that ‘the law of conservation of matter’ and ‘the law of definite proportions’ could be explained by the existence of atoms. He developed an atomic theory, the main postulate of which is that ‘all matter is composed of atoms of different elements, which differ in their properties’.

Leave a Reply

Your email address will not be published. Required fields are marked *