Question

Postulates of Dalton's atomic theory?

Answer 1

1.matter is made up of small particles called atom
2.atom are indivisible particles,which cannot be created or destroyed
3.atoms of a given elements are identical in mass and chemical properties
4.atoms combine in the ratio of small whole numbers to form compound

Answer 2

Dalton's Atomic theory provides the law of conservation of mass and law of definite proportion.

The postulates of this theory are :

1. Atoms are the smallest indivisible particles.
2. Atoms of an element are alike but only of the same element not for different elements.
3. Atoms of elements take part in chemical reactions.
4. Atoms are indestructible i.e can neither be created nor be destroyed.
5. Atoms have characteristic mass but are structure - less.