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If radius of second stationary orbit (in...

If radius of second stationary orbit (in Bohr's atom) is R then radius of third orbit will be :

A

`R//3`

B

`9R`

C

`R//9`

D

`2.25R`

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Knowledge Check

  • The radius of electron's second stationary orbit in Bohr's atom is R . The radius of the third orbit will be

    A
    `3R`
    B
    `2.25 R`
    C
    `9R`
    D
    `(R )/(3)`

  • If the radius of the first Bohr orbit of H atom is 0.5Å , the radius of third orbit will be

    A
    `45 Å`
    B
    `4.5 Å`
    C
    `1.5 Å`
    D
    `0.166 Å`

  • If the radius of 2nd Bohr orbit of hydrogen atoms is r_(2) . The radius of third Bohr orbit will be

    A
    `4/9r_(2)`
    B
    `4r_(2)`
    C
    `9/4r_(2)`
    D
    `9r_(2)`

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