Practice Questions

  1. Home
  2. Free Resources
  3. Practice Questions
  4. 21132
TLS Online TPP Program

#Question id: 19930

In the atomic spectrum of hydrogen, the spectral lines pertaining to electronic transition of
n = 4 to n = 2 refers to

#XL - P Chemistry
  1. Lyman lines
  2. Balmer lines
  3. Paschen lines
  4. Brackett lines
More Questions
TLS Online TPP Program

#Question id: 20169

#XL - P Chemistry

If the radius of first Bohr orbit be a0, then the radius of third Bohr orbit would be
TLS Online TPP Program

#Question id: 20170

#XL - P Chemistry

The first emission line in the atomic spectrum of hydrogen in the Balmer series appears at
TLS Online TPP Program

#Question id: 20171

#XL - P Chemistry

The ratio of specific charge of a proton and an Alpha particle is
TLS Online TPP Program

#Question id: 20172

#XL - P Chemistry

The de-Broglie wavelength of a particle with mass 1g and velocity 100 m/s is
TLS Online TPP Program

#Question id: 20173

#XL - P Chemistry

Which of the following sets of quantum numbers belongs to highest energy ?
TLS Online TPP Program

#Question id: 20174

#XL - P Chemistry

If wavelength of photon is 2·2 × 10–11 m, h = 6·6 × 10–34 Js, then momentum of photon is