Question

Which of the following statement made by Dalton has not under gone any change

a. Elements are made up of atoms
b. All atoms of an elements are alike
c. Atoms cannot be broken
d. Atoms combine in small hole numbers to form compounds ​

Answer 1

• The indivisibility of an atom was proved wrong: an atom can be further subdivided into protons, neutrons and electrons. However an atom is the smallest particle that takes part in chemical reactions.

According to Dalton, the atoms of same element are similar in all respects.