Atomic Physics » Exercise - 19. The ionization energy of hydrogen atom is 13.6 eV. The ionization energy of helium atom would be : (a) 13.6 eV (b) 27.2 eV (c) 54.4 eV (d) 62.8 eV
Atomic Physics » Exercise - 124. The value of 1 electron volt = ............... J. (a) 1.6 x 1019 J (b) 1.6 x 10–19 J (c) 1.6 x 1020 J (d) 1.6 x 10–20 J