If r is the radius of the first orbit, t...

If r is the radius of the first orbit, the radius of nth orbit of H-atom is given by

A

`rn^(2)`

B

`r n`

C

`r//n`

D

`r^(2)n^(2)`

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The correct Answer is:

A

If r is the radius of first orbit, the radius of `n^(th)` orbit of the H atom `= r n^(2)`

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