CHE 17 Name

March 7, 1997

Quiz 2

 

  1. What subatomic particles are present in 23Na? Your answer should include how many particles of each type are present in this atom.

 

 

 

  1. Write the electron configuration for Cr, atomic number 24.

 

 

 

 

 

  1. What experimental evidence served as a basis of Bohrís atomic theory?
  1. magnetic measurements
  2. behavior of atoms at low temperatures
  3. atomic spectra
  4. atomic mass
  1. Explain how quantum theory is different from wave theory.

 

 

 

 

  1. Rutherfordís gold foil experiment provided evidence for what feature of atoms?
    1. nucleus
    2. electron
    3. proton
    4. neutron