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The radius of innermost electron orbit o...

The radius of innermost electron orbit of a hydrogen atom is `5.3xx10^(-11)m`. What are the radii of n=2 and n=3 orbits.?

A

`1.01 xx 10^(-10) m`

B

`1.59 xx 10^(-10)m`

C

`2.12 xx 10^(-10) m`

D

`4.77 xx 10^(-10) m`

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