Question

ANSWER IN DETAIL

State the postulates of the Dalton’s atomic theory.

Answer 1

1. All matter is made up of minute particles called atoms.
2. Atom are indivisible. They can neither be created nor destroyed.
3. All atoms of a given element are identical in mass and size.
4. The atoms of one element are different from the atoms of other elements.
5. During a chemical reaction, the atoms of an element combine with atoms of another element in a fixed ratio.