BONDING AND REACTIONS WEB-BASED ACTIVITIES
PSc.2.2.1 Infer valence electrons, oxidation number, and reactivity of an element based on its
location in the Periodic Table.
a. How do you predict the number of valence electrons based on groups in the periodic table?
Complete the following on odyssey:
The Periodic Table  Structure of the Periodic Table
i.Periods and Groups
ii. periods and groups activity Quiz
iii Categories of Elements
iv Categories of Elements activity quiz
Lesson Quiz on the structure of the periodic table. Record your grade here 
b. How do you predict the oxidation numbers of elements based on the periodic table?
Watch this video clip and then complete the chart below:
Protons
Neutrons
Electrons
Oxidation Number
He
Ca
Mg
O
F
Cl
What do you notice about elements in the same group of the periodic table, such as Cl and F?
PSc.2.2.2 Infer the type of chemical bond that occurs, whether covalent, ionic or metallic, in a given
substance.
a. What are the different types of chemical bonds?
Ionic
Covalent
How are covalent bonds alike and how are they different?
BONDING AND REACTIONS WEB-BASED ACTIVITIES
Describe a metallic bond
How is a metallic bond different from both ionic and covalent bonds?
b. How does one determine whether an atom forms an ionic, covalent, or metallic bond?
Using the information that you gained from the video determine whether the following will form ionic,
covalent or metallic bonds
1.
2.
3.
4.
Sodium + oxygen
Oxygen + oxygen
Iron + Lead
Calcium + nitrogen
PSc.2.2.3 Predict chemical formulas and names for simple compounds based on knowledge of bond
formation and naming conventions.
a. How do write the chemical formula for an ionic compound?
Learn how to write chemical formulas and how to name compounds by completing the
Formulas tutorial
If you think you’ve got it…write the formulas for these
i.
ii.
iii.
iv.
v.
Sodium chloride
Magnesium oxide
Calcium sulfide
Iron II oxide
Copper II sulfate
Nomenclature (naming ) sasinschools QL 46
does the naming convention differ for ionic and covalent compounds?
PSc.2.2.4 Exemplify the Law of Conservation of mass by balancing chemical equations.
BONDING AND REACTIONS WEB-BASED ACTIVITIES
a. What is the relationship between the reactants and products of a chemical reaction?
If you think you’ve got it –label the parts of the reaction below the reactions and products
A +B C+D
b. Try the Phet activity on balancing equations and then answer the question below:
***Why must a chemical equation be balanced?
c. How do you show the Law of Conservation of mass for chemical equations?
PSc.2.2.5 Classify types of reactions such as synthesis, decomposition, single replacement or double
replacement.
a. What are the different types of chemical reactions? QL 876
b. What are the indicators of a chemical reaction?