The radius of hydrogen atom, in the ground state is of the order of
A. 10-18 cm
B. 10-7 cm
C. 10-6 cm
D. 10-4 cm
Answer:A
The radius of hydrogen atom, in the ground state is of the order of
A. 10-18 cm B. 10-7 cm C. 10-6 cm D. 10-4 cm