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Question

Physics Question on Atoms

Angular momentum of hydrogen atom: angular momentum of Li++Li^{++} ion is

A

1:11:1

B

1:31:3

C

3:13:1

D

1:21:2

Answer

1:11:1

Explanation

Solution

According to Bohr's quantisation condition Angular momentum, L=nh2πL =n \frac{h}{2\pi} where hh is the Planck's constant LHLLi++=1\therefore\, \frac{L_{H}}{L_{Li^{++}}}=1