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In a hydrogen like atom electron make tr...

In a hydrogen like atom electron make transition from an energy level with quantum number `n` to another with quantum number `(n - 1)` if `n gtgt1` , the frequency of radiation emitted is proportional to :

A

`1/n^3`

B

`1/n`

C

`1/n^2`

D

`1/n^4`

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A
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Knowledge Check

  • In hydrogen atom, electron makes transition from n = 4 to n = 1 level. Recoil momentum of the H atom will be

    A
    `3.4 xx 10^(-27)N-sec`
    B
    `6.8 xx 10^(-27)N-sec`
    C
    `3.4 xx 10^(-24)N-sec`
    D
    `6.8 xx 10^(-24)N-sec`

  • In a hydrogen atom the electron makes a transition from (n+1)^(th) level to the n^(th) level .If n gt gt 1 the frequency of radiation emitted is proportional to :

    A
    `1/(n^(2))`
    B
    `1/n`
    C
    `1/(n^(3))`
    D
    `1/(n^(4))`

  • The maximum number of electrons in an atom with quantum number n=3, l=2 is

    A
    2
    B
    6
    C
    10
    D
    30

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