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Questions  

Angular momentum (L) and radius (r) of a hydrogen atom are related as

a
Lr= constant
b
Lr2= constant
c
Lr4= constant
d
Lr-12=constant

detailed solution

Correct option is D

r=ε0n2h2e2πm =ε0(2πL)2ε2πm L=nh2π or nh=2πL ∴ Lr−12= constant

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