Home
Class 12
PHYSICS
Let lambda(21), lambda(31) and lambda(32...

Let `lambda_(21), lambda_(31) and lambda_(32)` be the wavelengths of the spectral lines for transition of electron in the energy levels `2 to 1, 3 to 1 and 3 to 2` of an atom. Then

A

`lambda_(21) gt lambda_(31)`

B

`lambda_(21) gt lambda_(32)`

C

`lambda_(31)lt lambda_(32)`

D

`lambda_(31)gt lambda_(32)`

Text Solution

Verified by Experts

The correct Answer is:
A, C
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ATOM

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE WITH SOLUTIONS (Comprehension type )|8 Videos

  • ATOM

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE WITH SOLUTIONS (Integer answer type)|8 Videos

  • ATOM

    CHHAYA PUBLICATION|Exercise EXAMINATION ARCHIVE WITH SOLUTIONS (Assertion- reason type)|7 Videos

  • ALTERNATING CURRENT

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|33 Videos

  • ATOMIC NUCLEUS

    CHHAYA PUBLICATION|Exercise CBSE SCANNER|14 Videos

Similar Questions

Explore conceptually related problems

An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let lambda_(n), lambda_(g) be the de Broglie wavelength of the electron in the n-th state and the ground state respectively. Let Lambda_(n) be the wavelength of the emitted photon in the transition from the n-th state to the ground state. For large n, (A, B are constants)

If z=(lambda+3)+isqrt(5-lambda^2) then the locus of Z is

Knowledge Check

  • An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let lambda_n, lambda_g be the de Broglie wavelength of the electron in the n-th state and the ground state respectively. Let Lambda_n be the wavelength of the emitted photon in the transition from the n-th state to the ground state. For large n,(A,B are constants)

    A
    `Lambda_n^2~~A+Blambda_n^2`
    B
    `Lambda_n^2~~lambda`
    C
    `Lambda_n~~A+B/lambda_n^2`
    D
    `Lambda_n~~A+Blambda_n`

  • What will be the number of spectral lines(N) observed if an electron undergoes transition from n_(2) excited level to n_(1) excited level in an atom of hydrogen-

    A
    `N=((n_(2)-n_(1))(n_(2)-n_(1)+1))/(2)`
    B
    `N=((n_(1)+n_(2))(n_(2)-n_(1)+1))/(2)`
    C
    `N=((n_(2)+1)(n_(1)+n_(2)+1))/(2)`
    D
    `N=2(n_(1)-n_(2))(n_(2)+n_(1)-1)`.

    • Similar Questions

    Explore conceptually related problems

    What is the wavelength of llight emitted when the electron in a hydrogen atom undergoes transition from an energy level with n=4 to an energy level with n=2 ?

    Show that if lambda_(1), lambda_(2), ...., lambda_(n) are n eigenvalues of a square matrix a of order n, then the eigenvalues of the matric A^(2) are lambda_(1)^(2), lambda_(2)^(2),..., lambda_(n)^(2) .

    x^2/(1-lambda)+y^2/(1-lambda)+1=0 ,the equation represent an ellipse if

    Show.that the de-Broglie wavelength lambda of electrons of energy E is given by the relation, lambda = h/sqrt(2mE) .

    Three ascending energy states of an atom are A,B,C. The wavelengths of emitted radiations due to transition from C to B and from B to A are lambda_1 and lambda_2 respectively. What will be the wavelength of emitted radiation due to transition from C to A ?

    The wavelength of photon of lambda is equal to the de-Broglie wave length of electron. Show that energy of photon =2lambdamc/hxx kinetic energy of electron .

    Home
    Profile