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
Atomic Physics » Exercise - 120. The atomic number is equivalent to which of the following ? (a) The number of neutrons in the atom (b) The number of protons in the atom (c) The number of nucleons in the atom (d) The number of ?–particles in the atom