Charge on an electron was shown by

A. J. J. Thomson

B. Kirchoff

C. Ohm

D. M.Planck

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  1. When the electron is excited from K level to M level we get
  2. Argon is isoelectronic with
  3. Which of the following has the highest mass?
  4. Which elements is represented by the following electronic configuration?
  5. For a given energy level the number of orbitals is equal to
  6. The angular momentum of the moving electron is equal to
  7. Among the following ions, which are has the highest paramagnetism?
  8. Frequency of the wave having wave number 20000 cm-1 is
  9. Isotones have same
  10. β rays are a stream of
  11. Which of the following atoms has a non-spherical outermost orbital.
  12. A dipositive ion Z++ has 2e- in the K shell, 8 e~ s in the L shell and 8e- in the M shell. Atomic number…
  13. If value of h is taken as 10-34 kg m2 sec-1, the de-Broglie wavelength of a particle…
  14. Isotopes have different
  15. In the nucleus of C20a40 there are
  16. The exchange of particles considered responsible for keeping the nucleons together are
  17. The atomic structure of an atom of an element is Is 1s2, 2s22p6, 3s23p6. The element is
  18. The maximum number of electrons that can be accommodated by an atom in g-sub-energy level are
  19. The interrelationship between matter and energy was given by
  20. The velocity of a photon is
  21. Electronic configuration of Cu+ is
  22. The maximum number of electrons in a sub-energy level is equal to
  23. Davisson and Germer gave an experimental evidence for
  24. Charge on an electron was shown by
  25. The size of nucleus is
  26. Bohr's concept of the orbit in an atom was contradicted by
  27. The fundamental particle that has least mass is
  28. Charge on fundamental particle neutrino is
  29. The possible values of l for an s orbital are
  30. The ion that is isoelectronic with CO is