Q: The velocity of an electron in the second orbit of sodium atom (atomic number = 11) is v. The velocity of an electron in its fifth orbit will be
(a) v
(b) 22/5v
(c) 5/2v
(d)2/5v
Ans: (d)
Science and Education
Q: The velocity of an electron in the second orbit of sodium atom (atomic number = 11) is v. The velocity of an electron in its fifth orbit will be
(a) v
(b) 22/5v
(c) 5/2v
(d)2/5v
Ans: (d)