Atomic Physics » Exercise – 1
1. The size of the atom is of the order of :
(a) 10–14 m
(b) 10–10 m
(c) 10–8 m
(d) 10–6 m
2. The size of the nucleus is of the order of :
(a) 10–14 m
(b) 10–10 m
(c) 10–8 m
(d) 10–6 m
3. The ratio of atomic volume of nuclear volume is of the order of :
(a) 1015
(b) 10–15
(c) 1010
(d) 10–10
4. Nucleon is common name for :
(a) electron and neutron
(b) Proton and neutron
(c) neutron and Positron
(d) neufrom and neurtino
5. The nuclear 7N14 and 6C13 can be desribed as :
(a) Isobars
(b) Isotope
(c) Isomer
(d) Isotones
Related Posts
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 - 112. If 13.6eV energy is required to ionize the hydrogen atom the energy required to remove the electron form n=2 state is : (a) Zero (b) 3.4eV (c) 6.8eV (d) 10.2eV
- Atomic Physics » Exercise - 114. Ionization energy of hydrogen atom in ground state is : (a) 13.6 J (b) 13.6 eV (c) 13.6 MeV (d) 13.6 V
- 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
- Atomic Physics » Exercise - 17. Electron in atom are held in atom due to : (a) atomic force (b) nuclear force (c) coulombs force (d) none fo these