DALTON ‘S ATOMIC THEORY
|Main postulates of Dalton atomic theory are as follows:|
IN DALTON’S THEORY:
DEFECT NO: 1
Atom can be divided into a number of sub-atomic particles such as electron, proton and neutron etc.
DEFECT NO: 2
Atoms of an element may be different in their masses.
1H1, 1H2, 1H3
DEFECT NO: 3
All compounds do not have small number of atoms.
DEFECT NO: 4
Atom can be destroyed by fission process in
|On the basis of above defects, Dalton's atomic theory has failed now.|
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