Q.1
Subatomic particle with a charge of 0
  • neutron
  • proton
  • electron
  • quark
Q.2
The nucleus of an atom is made of
  • electrons and protons
  • electrons and neutrons
  • protons and neutrons
  • empty space
Q.3
The mass defect of a nucleus of carbon-is 0.u. What is the mass defect per nucleon?
  • 0.016826 u
  • 0.014422 u
  • 1.312428 u
  • 0.007766 u
Q.4
The mass defect per nucleon for a hydrogen-3 nucleus is 0.u. Convert this to kg.
  • 5.038 x 10-30 kg
  • 4.856 x 10-22 kg
  • 2.732 x 1014 kg
  • 2.765 x 10-33 kg
Q.5
The mass defect per nucleon for a hydrogen-3 nucleus is 5.x 10-kg. What is the binding energy per nucleon in joules?
  • 1.511 x 10-21 J
  • 4.534 x 10-13 J
  • 1.360 x 10-4 J
  • 3.149 x 10-11 J
Q.6
The binding energy per nucleon for a hydrogen-3 nucleus is 4.x 10-J. Convert this to electron-volts.
  • 7.254 x 10-32 eV
  • 3.66 x 10-15 eV
  • 2.73 x 1014 eV
  • 2.83 x 106 eV
Q.7
A nucleus of carbon-contains
  • 6 protons and 6 neutrons
  • 6 protons and 7 neutrons
  • 7 protons and 6 neutrons
  • 7 protons and 7 neutrons
Q.8
Which equation links mass and energy?
  • E=mc
  • E=m2c
  • E=mc2
  • E=m2c2
Q.9
Which is a definition of mass defect?
  • The mass of an atom minus the mass of the electrons
  • The difference between the mass of a nucleus and the mass of the atom
  • The difference between the mass of a nucleus and the mass of the neutrons in the nucleus
  • The difference between the mass of the nucleus and the mass of nucleons when separated
  • The difference between the mass of an nucleus and the mass of the protons in the nucleus
0 h : 0 m : 1 s