Home
Class 11
CHEMISTRY
The energies E1 and E2 of two radiations...

The energies `E_1` and `E_2` of two radiations are `25 eV` and `50 e V` respectively. The relation between their wavelengths, i.e., `lamda_1` and `lamda_2` will be.

A

`lambda_1=1/2 lambda_2`

B

`lambda_1 =lambda_2`

C

`lambda_1 = 2lambda_2`

D

`lambda_1=4lambda_2`

Text Solution

Verified by Experts

The correct Answer is:
C
`lamda_1=2lambda_2`
Promotional Banner

Topper's Solved these Questions

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Dual nature of electron|28 Videos

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Uncertainty principle and Schrodinger wave equation|22 Videos

  • ATOMIC STRUCTURE

    ERRORLESS |Exercise Atomic number, Mass number, Atomic species|56 Videos

  • SURFACE CHEMISTRY

    ERRORLESS |Exercise JEE Section (Matching Column)|2 Videos

Similar Questions

Explore conceptually related problems

The first, second and third ionization energies (E_(1),E_(2)&E_(3)) for an element are 7eV, 12.5 eV and 42.5 eV respectively. The most stable oxidation state of the element will be:

An electron and proton are accelerated through same potential, then lamda_e // lamda_p will be

A dye absorbs a photon of wavelength lamda and re-emits the same energy into two photns of wavelength lamda_(1) and lamda_(2) respectively. The wavelength lamda is related to lamda_(1) and lamda_(2) as :

What is the wavelength of the radiation with photon energy which is the mean value of photon energies of radiations with wavelength lamda_1 = 4000 Å and lamda_2 = 6000 Å ?

Consider the following changes A to A^(+) + e^- , E_1 and A^+ to A^(2+) + e^- : E_2 The energy required to pull out the two electrons are E_1 and E_2 respectively. The correct relationship between two energies would be

The first, second and third ionisation potentials (E1, E2, and E3) for an element are 7eV, 12.5eV and 142.3ev respectively. The most stable oxidation state of the element will be

ERRORLESS -ATOMIC STRUCTURE-Atomic models and Plancks quantum theory
  1. The energy absorbed by each molecule (A2) of a substance is 4.4 xx 10^...

    Text Solution

    |

  2. The total number of atomic orbitals in fourth energy level of an atom ...

    Text Solution

    |

  3. The energies E1 and E2 of two radiations are 25 eV and 50 e V respecti...

    Text Solution

    |

  4. What is the value of electron gain enthalpy of Na^+ if IE1 of Na = ...

    Text Solution

    |

  5. According to Bohr theory, which of the following transition in hydroge...

    Text Solution

    |

  6. Calculate the energy in joule corresponding to light of wavelength 45 ...

    Text Solution

    |

  7. The spectrum of He is expected to be similar to that of

    Text Solution

    |

  8. Which one of the following is not the characteristic of Planck's quant...

    Text Solution

    |

  9. The energy equivalent of 2.0 mg mass defect is

    Text Solution

    |

  10. Wave length associated with electron motion

    Text Solution

    |

  11. Ratio of radii of second and first Bohr orbits of H atom

    Text Solution

    |

  12. According to the bohr's atomic model, the relation between principal q...

    Text Solution

    |

  13. When beryllium is bombarded with alpha-"particles", extremely penetrat...

    Text Solution

    |

  14. When an electron drops from a higher energy level to a low energy leve...

    Text Solution

    |

  15. if electron falls from n=3 to n=2, then emitted energy is

    Text Solution

    |

  16. The positive charge of an atom is.

    Text Solution

    |

  17. The ratio of area covered by second orbital to the first orbital is.

    Text Solution

    |

  18. What is the packet of enegry called ?

    Text Solution

    |

  19. The energy of hydrogen atom in its ground state is -13.6 eV. The energ...

    Text Solution

    |

  20. Time taken by an electrons to complete one revolution in the Bohr orbi...

    Text Solution

    |