Name: ____________________________________________ Block: _________ Date: __________
Understanding Atomic Structure using a Periodic Table
Periodic Table
Using the periodic table given to you complete the following chart
Element
(ATOM)
Sodium
Atomic
Symbol
Atomic
Number
Atomic Mass
(round)
Proton #
Neutron #
Electron #
Beryllium
Nitrogen
Helium
Iodine
Silver
Bohr Models
Practice drawing Bohr Models for the following atoms (make sure to note the proton, neutron,
electron and valence number)
Li
F
Na
Ar
Complete the Chart
Fill in the following chart using your periodic table and what you have learned about groups and
periods
Element
Period in which the
element is located
Number of
Energy Levels
Group in which the
element is located
Number of Valence
Electrons
Sodium (Na)
Lithium (Li)
Carbon (C)
Silicon (Si)
Argon (Ar)
Covalent Bonding:
Show the sharing of electrons (using a Bohr model) to create a covalent bond between the following
atoms.
1. Hydrogen Atom
+
Hydrogen Atom
=
Hydrogen Molecule (H2)
Ionic Bonding:
Show the transfer of electrons to create an ionic bond using Bohr models.
2. Magnesium Chloride (MgCl2)