2. What is the maximum number of electrons in an atom with n = 5 and ms= +1/2?
26 25 24 23 22
3. What is the ionization energy of He+?
5246 kJ/mol 1212 kJ/mol 4064 kJ/mol 1313 kJ/mol 7241 kJ/mol
4. Which element has the electron configurations 1s22s22p63s23p64s13d4?
Mo Cr V P Te
5. Which of the following is NOT determined by n, the quantum number?
the energy of the electron the minimum wavelength of the light needed to remove the electron from the atom the size of the corresponding atomic orbital(s) the shape of the corresponding atomic orbital(s) all of the above
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