Electron test review (on a separate sheet of paper)
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For lead (Pb), write the
o Orbital diagram.
o Ground state electron configuration.
o Noble gas configuration.
Write the excited state electron configuration for,
o nitrogen (N)
o fluorine (F)
o sulfur (S)
How many electrons are in the 4th energy level of lead?
If an atom has a completely filled 3rd energy level,
o Which orbitals are filled?
o How many electrons are in each one?
Draw the s, p, and d orbitals.
How does an atom of magnesium become Mg2+ ion?
How does an atom of fluorine become a F- ion?
For each of Sodium (Na), Aluminum (Al), Phosphorus (P), Chlorine (Cl), and Argon (Ar),
o write the number of valence electrons.
o the Lewis dot diagram.
o the ion charge.
o Why do they become those specific ions?
Electron test review (on a separate sheet of paper)

For lead (Pb), write the
o Orbital diagram.
o Ground state electron configuration.
o Noble gas configuration.
 Write the excited state electron configuration for,
o nitrogen (N)
o fluorine (F)
o sulfur (S)
 How many electrons are in the 4th energy level of lead?
 If an atom has a completely filled 3rd energy level,
o Which orbitals are filled?
o How many electrons are in each one?
 Draw the s, p, and d orbitals.
 How does an atom of magnesium become Mg2+ ion?
 How does an atom of fluorine become a F- ion?
 For each of Sodium (Na), Aluminum (Al), Phosphorus (P), Chlorine (Cl), and Argon (Ar),
o write the number of valence electrons.
o the Lewis dot diagram.
o the ion charge.
Why do they become those specific ions?
Electron test review
Write all 4 quantum numbers for each electron in an atom of silicon.
How many electrons in a silicon atom have the quantum numbers n=2, l=1, ms=+1/2?
Write the orbital diagram, the ground state electron configuration, and the noble gas configuration for
Lead (Pb).
Write the excited state electron configuration for nitrogen (N), fluorine (F), and sulfur (S).
The ground state electron configuration of chromium is 1s22s22p63s23p64s13d5. Which rule for writing
electron configurations does chromium break?
How many electrons are in the 4th energy level of lead?
If an atom has a completely filled 3rd energy level, which orbitals are filled and how many electrons are in
each one?
Why does the 4f sublevel fill up before the 6p sublevel?
Draw the s, p, and d orbitals.
How does an atom of magnesium become Mg2+ ion? How does an atom of fluorine become a F- ion?
For each of the following, write the number of valence electrons, the Lewis dot diagram, and the ion
charge. Sodium (Na), Aluminum (Al), Phosphorus (P), Chlorine (Cl), and Argon (Ar). Why do they
become those specific ions?
How is Schrodinger’s model of the atom (quantum model) different from Bohr’s atomic model (planetary
model)?
What is the relationship between Hund’s rule and Coulomb’s Law?
Electron test review
Write all 4 quantum numbers for each electron in an atom of silicon.
How many electrons in a silicon atom have the quantum numbers n=2, l=1, ms=+1/2?
Write the orbital diagram, the ground state electron configuration, and the noble gas configuration for
Lead (Pb).
Write the excited state electron configuration for nitrogen (N), fluorine (F), and sulfur (S).
The ground state electron configuration of chromium is 1s22s22p63s23p64s13d5. Which rule for writing
electron configurations does chromium break?
How many electrons are in the 4th energy level of lead?
If an atom has a completely filled 3rd energy level, which orbitals are filled and how many electrons are in
each one?
Why does the 4f sublevel fill up before the 6p sublevel?
Draw the s, p, and d orbitals.
How does an atom of magnesium become Mg2+ ion? How does an atom of fluorine become a F- ion?
For each of the following, write the number of valence electrons, the Lewis dot diagram, and the ion
charge. Sodium (Na), Aluminum (Al), Phosphorus (P), Chlorine (Cl), and Argon (Ar). Why do they
become those specific ions?
How is Schrodinger’s model of the atom (quantum model) different from Bohr’s atomic model (planetary
model)?
What is the relationship between Hund’s rule and Coulomb’s Law?