Q: The radius of electron’s second stationary orbit in Bohr’s atom is R. The radius of the third orbit will be

(a) 3 R

(b) 2.25 R

(c)9 R

(d) R/3

Ans: (b)

Science and Education

Q: The radius of electron’s second stationary orbit in Bohr’s atom is R. The radius of the third orbit will be

(a) 3 R

(b) 2.25 R

(c)9 R

(d) R/3

Ans: (b)