Q. The radius of an electron orbit in a hydrogen atom is of the order of
A) $10^{- 8}m$
B) $10^{- 9}m$
C) $10^{- 11}m$
D) $10^{- 13}m$
Explanation
(c) The radius of an electron in a hydrogen atom is of the order of $10^{- 11}\ m$. The value of Bohr’s radius is $5.29 \times 10^{- 11}m$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.