Name:
Block:
Covalent Bonds Practice
Introduction:
In this activity you will create electron dot diagrams.
illustrate one way that atoms can bond.
These diagrams will
Prelab:
Define the following terms.
1. Chemical Bond:
2. Valence Electrons:
3. Octet:
4. Covalent Bond:
Answer the following questions.
1. When chemical bonds form between atoms, what are the three things that
electrons do?
2. When is an atom chemically stable?
Compound #1
Element
Number
of valence
electrons
Electrons
needed to
form an
octet?
Electron
Dot
Diagram
of
Element
Structure
&
Compound
Formula
Electron Dot Diagram of
Compound
Fluorine
F
Fluorine
F
Element
Number of
valence
electrons
Electrons
needed to
form an
octet?
Compound #2
Electron
Structure
Dot
&
Diagram of
Compound
Element
Formula
Hydrogen
H
Hydrogen
H
Hydrogen
H
Hydrogen
H
Carbon
C
Compound #3
Electron Dot Diagram of
Compound
Element
Number of
valence
electrons
Electrons
needed to
form an
octet?
Electron
Dot
Diagram of
Element
Structure
&
Compound
Formula
Electron Dot Diagram of
Compound
Electrons
needed to
form an
octet?
Compound #4
Electron
Structure
Dot
&
Diagram
Compound
of
Formula
Element
Electron Dot Diagram of
Compound
Chlorine
Cl
Chlorine
Cl
Chlorine
Cl
Chlorine
Cl
Carbon
C
Element
Number of
valence
electrons
Hydrogen
H
Hydrogen
H
Oxygen
O
Post Lab Analysis Questions:
1) Do covalent bonds tend to form with metals, nonmetals, or metalloids? Explain.
2) Does hydrogen follow the octet rule? Explain.
3) How does covalent bonding differ from ionic bonding? Explain.