Question

What is/are the postulates of the modern atomic theory?

• A. Atoms are indivisible
• B. An atom can be created and destroyed by Fusion or Fission.
• C. Laws of chemical combination may not always be followed
• D. Atoms of an element are all alike

Answer 1

Answer: (B), (C)

The correct options are
B

An atom can be created and destroyed by Fusion or Fission.

C

Laws of chemical combination may not always be followed

Postulates of the modern atomic theory-

i) Atoms are divisible into sub-atomic particles.

ii) Atom can be created and destroyed by fusion or fission.

iii) Laws of chemical combination may not always be followed.

iv) The atoms of an element may not be alike in all aspects - isotopes.