1. Anode rays were discovered by   E. Goldstein   E. Rutherford   J. J. Thomson   J. Chadwick   Hint Half-n-half Clue   2. The volume of the nucleus as compared to the volume of the atom is   75%   Negligible   25%   50%   Half-n-half Clue   3. The three fundamental particles of the atom are   Nucleus, Anti-quarks and Electrons   Mesons, Quarks and Anti-neutrino   Positron, Neutrino and Gamma Rays   Proton, Neutron and Electron   Half-n-half Clue   4. The charge by mass ratio for electrons of various elements   decreases with increase in atomic mass.   increases with increase in atomic number.   increases with increase in atomic mass.   is the same.   Half-n-half Clue   5. Electrons are   positively-charged particles with negligible mass.   negatively-charged particles with negligible mass.   positively-charged particles with mass.   negatively-charged particles with mass.   Half-n-half Clue   6. According to Rutherford, the atom consists of the following two parts   Protons and Neutrons   Nucleus and the extra-nuclear part   Neutrons and Electrons   Electrons and Protons   Half-n-half Clue   7. Neutrons are   positively-charged particles with mass.   negatively-charged particles with negligible mass.   positively-charged particles with negligible mass.   neutral particles with mass.   Half-n-half Clue