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The radius of the orbit of an electron ...

The radius of the orbit of an electron in the ground state of hydrogen atom is `a_0`. Then

A

the radius of the orbit of an electron in the second energy state of `He^(+)` ion (Z=2) is `2a_0`

B

the radius of orbit of an electron in the third energy state of `He^(+)` ion (Z=2) is `3a_0`

C

the radius orbit of an electron in the ground state of `Li^(2+)` ion (Z=3) is `(a_0)/(3)`

D

the radius of orbit of an electron in the third energy state of `Li^(2+)` ion (Z=3) is `3a_0`

Text Solution

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The correct Answer is:
A, C
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