Chemistry I Semester I Exam Study Guide
Topics 1 & 2: Chapter(s) 1, 2, 3, 12.4 and 15.1
1. Understand the process and stages of scientific (logical) problem solving
2. Understand the differences between law and theory.
3. Understand and be able to use standard form (scientific notation) for representing numbers
4. Recall and use some SI units
5. Recall, and be able to use the rules for determining significant figures and rounding off
6. Understand the difference between Precision and Accuracy
7. Be able to calculate % Error.
8. Be able to interconvert between units using conversion factors
9. Learn, and be able to use, formula for the conversion of the three different temperature units studied in this unit
10. Be able to calculate Heat values using the specific heat equation: Q = mcT
11. Learn, and be able to use the formula for density
12. Recall the three states of matter and their general properties
13. Recall the methods for converting between the three different states of matter
14. Know have to read a phase diagram and a heating/cooling curve (Section 12.4)
15. Understand and recall definitions for physical and chemical change and properties
16. Know the difference between elements, mixtures and compounds
Topic 3: Atoms, Elements, Molecules and Ions: Chapter(s) 3, 12.4 and 24
1. Recall a very brief history of Atomic Theory
2. Know and understand the main aspects of Dalton's Atomic Theory
3. Know the three particles that make up the atom and their relative charges, masses and positions in the atom
4. Be able to use and understand symbols and formula to represent elements and compounds
5. Know what the term isotope means and be able to calculate average atomic masses.
6. Be able to use the Atomic # and Mass # of an isotope to calculate the numbers of protons, neutrons and electrons
7. Know the 3 types of radiation (alpha, beta, gamma) and how they affect the nucleus
8. Be able to balance decay equations.
9. Know the concept of Half-Life. Be able to use the half-life equation. (p. 871)
Topic 4: Inorganic Nomenclature - Sections 7.3 and 8.2
1. Know how to combine those anions and cations in the correct proportions to form ionic compounds with no net charge
2. Know what is meant by a binary compound
3. Be able to name binary compounds of metals and non-metals
4. Understand and be able to use the system of Roman numerals indicating charge on metals of varying oxidation state
5. Know what is meant by the term polyatomic ion
6. Be able to write and name ionic compounds
7. Explain the concept of covalent bonding and the covalent bond
8. Generate the name of binary compounds of two non-metals using the prefix system of mono-, di-, tri- etc.
9. Explain how to name binary and oxyanion acids
Topic 5 Chemical Reactions and Equations
Chapter 9
1. Write and balance equations
2. Classify and identify the five categories of reactions