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Question

Question: An electron in the ground state of hydrogen has an angular momentum L<sub>1</sub>, and an electron i...

An electron in the ground state of hydrogen has an angular momentum L1, and an electron in the first excited state of lithium has an angular momentum L2 :

A

L1 = L2

B

L1 = 4L2

C

L2 =2L1

D

L1 = 2L2

Answer

L2 =2L1

Explanation

Solution

L = mvr = nh2π\frac{nh}{2\pi}