Name
______________________________________________________________________________________
Date _____________________
Unit 5 Exploration Guide
SOL: PS.4c & 5b: TSW investigate and understand simple compounds and chemical changes; PS.2: TSW investigate and
understand acids, bases, and salts.
Previous Unit Elements and
Periodic Table
11/9
11/10
11/11
11/12
11/1311/19
11/20
11/23
11/24
11/30
12/1-12/3
12/412/7
12/8
12/9
12/10
12/11
Current Unit
Chemical Changes, Acids and Bases
Unit Schedule
Introduction
Chemical Bonds
Review
Quiz
Chemical Reactions
Review
Review
Quiz
Properties of acids and bases
Indicator reactions
Acid/base neutralization
Neutralization lab
Review
Review
Test
Next Unit
Nuclear energy
Unit Map
Chemical Changes
Bonds
Ionic
Reactions
Covalent
Synthesis
Decomposition
Neutralization
Replacement
Salts
Acid
Water
Base
Critical Question
Explain how elements combine to form compounds.
Essential Vocabulary
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
24.
Bond
Ionic Bond
Covalent Bond
Compound
Molecule
Ion
Polar Bond
Nonpolar Bond
Chemical Reaction
Endothermic
Exothermic
Law of Conservation of Mass
Synthesis
Decomposition
Replacement
Reactant
Products
Subscript
Superscript
Coefficient
Acid
Base
Indicator
Neutralization
25. Salt
Essential Questions
1. Why do most elements form bonds with other
elements?
2. How do atoms become ions?
3. Compare and contrast ionic and covalent
compounds.
4. Use the periodic table to identify what type of
chemical bond is involved in each of these
compounds.
a. NaF
b. CBr4
c. NO2
d. MgS
5. Compare and contrast reactants and products
(use Venn diagrams).
6. Describe two physical and chemical properties
of acids.
7. Describe two physical and chemical properties
of bases.
8. Why are acids and bases electrolytes?
9. During neutralization, what are the reactants?
What are the products?
10. What does the pH of each of the following solutions indicate
about the solution?
a. Rainwater 5.8
b. Seawater 8.9
c. Pure water 7.0