Question

4 postulates of dalton atomic theory which of his postulate does not hold correct at present

Answer 1

Postulates of Dalton's Atomic Theory. The matter is made up of indivisible particles known as atoms. ... This can also be stated as all the atoms of an element have identical mass while the atoms of different elements have different masses. Atoms of different elements combine in fixed ratios to form compounds.

Answer 2

'atoms are indivisible particles that cannot be created nor be destroyed in a chemical reaction' is the dalton's postulate which is not true at present.