Home
Class 12
CHEMISTRY
Calculate the wavelength of a photon emi...

Calculate the wavelength of a photon emitted when an electron in `H-` atom maker a transition from `n=2` to `n=1`

Text Solution

Verified by Experts

`1/lambda=RZ^(2)[1/n_(1)^(2)-1/n_(2)^(2)]`
`:. 1/lambda=R(1)^(2)[1/1^(2)-1/2^(2)]`
`:. 1/lambda=(3R)/(4)` or `lambda=(4)/(3R)`
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR CHEMISTRY

    RESONANCE|Exercise MISCELLANEOUS SOLVED PROBLEMS (MSPs)|9 Videos

  • NUCLEAR CHEMISTRY

    RESONANCE|Exercise Board Level Exercise|39 Videos

  • NITROGEN CONTAINING COMPOUNDS

    RESONANCE|Exercise ORGANIC CHEMISTRY(Nitrogen containing Compounds)|30 Videos

  • P BLOCK ELEMENTS

    RESONANCE|Exercise PART -II|24 Videos

Similar Questions

Explore conceptually related problems

Calculate the wavelength of radiation emited when an electron in a hydrogen atom makes a transition from an energy level with n = 3 to a level with n= 2

Using Bohr's model , calculate the wavelength of the radiation emitted when an electron in a hydrogen atom make a transition from the fourth energy level to the second energy level

The wavelength of the photon emitted by a hydrogen atom when an electron makes a transition from n = 2 to n = 1 state is :

What is the energy, momentum and wavelength of the photon emitted by a hydrogen atom when an electron makes a transition from n=2 to n=1? Given that ionization potential is 13.6 eV

What is the colour corresponding to the wavelength of light emitted when the electron in a hydrogen atom undergoes transition from n = 4 to n = 2?

Calculate the change in magnetic dipole moment when the electron in a H- atom makes a transition from the n=4 orbit to the n=3 orbit. Suppose that the atoms is in a magnetic field of induction. Calculate the change in energy when it makes the same transition and the corresponding change in frequency of the emitted photon due to the magnetic field.

During one of its ambitious project ''ISRP" gathered information through its stallites for a planet in another galaxy. As far as structure of atoms is considered , it is very similar to the structure of an atom in our planet except that energy of an orbit in which electron resides is (E_(n))=(45xxZ)/(n=1) eV//"atom". Calculate wavelength ("in""Å") of photon emitted when electron makes transition from 7th excited state to 1st excited state in H-atom of that planet:

Calculate the two highest wavelength of the radiation emitted when hydrogen atoms make transition from higher state to n = 2