Welcome to Mr. Robinson's General Chemistry Pages.
The content of this site is maintained by Dale L. Robinson,
Assistant Professor of Chemistry. The primary purpose of this site is to assist students in Mr. Robinson's classes, but all visitors are welcome. If you have questions or comments about this site, please email Mr. Robinson at: To guard against spambots, the above email address is not clickable. But you can write down the address and physically type it into your email client to send me a message. |

To view semester-specific content, select a semester to view from the links below. Below the semester links (staying on this page) you will find general content that remains useful semester after semester. This includes things like practice problems, and general chemistry lecture notes.

Spring 2015 Spring 2016 Fall 2017

**GRAPHS THAT ILLUSTRATE CHEMICAL CONCEPTS**

Time evolution of evaporation and condenstation rates for a liquid in a closed container

Vapor Pressure of ideal and non-ideal solutions

Average, Instantaneous and Initial Rates

GENERAL CHEMISTRY LECTURE NOTES (NEW or REVISED)

Classification of Matter / Atoms and Subatomic Particles (FALL 2008)

Colligative Properties (SPRING 2015)

GENERAL CHEMISTRY LECTURE NOTES (ORIGINAL)

**MR. ROBINSON'S POWERPOINT PRESENTATIONS**

What is
Chemistry?

Concepts covered: Mixtures, substances, elements, and
compounds. Laws of chemical combination, including the law of definite
proportions, the law of multiple proportions, and conservation of mass.
Also, a look at the evidence that lead to our current model of the atom, the
nuclear model.

Vaporization

Covers evaporation of liquids from open containers, the establishment of
equilibrium vapor pressure in closed containers, boiling of liquids, and phase
diagrams.

Crystal
Structure

Covers the cubic crystal structures, which include simple cubic
(also known as primative cubic), body-centered cubic, and face-centered cubic
(also know as cubic close-packed)

Solutions

This is the PowerPoint set presented in class while
covering Chapter 12, on the chemistry of solutions.

Chemical
Kinetics

This is one of the PowerPoint sets presented in class while covering
chemical kinetics.

Chemical Kinetics

This is one
of the PowerPoint sets presented in class while covering chemical kinetics.

OLD EXAMS -- CHEM 1311

CHEM 1311.001 EXAM 1 from Summer I
1998 (Friday June 12, 1998)

CHEM 1311.001 EXAM 1 Friday September 18, 1999

This is a 40-question exam covering the scientific method, significant figures, the metric system, scientific notation, and conversion factors

Covers:

* Definitions of terms related to the scientific method (prob 1-6)

* Practical application of terms related to the scientific method (prob 7-10)

* Concepts related to the use of conversion factors (prob 11-13)

* Floating point and scientific notation numbers and conversions between these formats
(prob 14-17)

* The metric system (prob 18)

* Unit conversion calculations (prob 19-20)

* Significant figures in measurements and calculations; rules and concepts (prob 21-40)

CHEM 1311.001 EXAM 1 Friday February 12, 1999

This is a 40-question exam covering the scientific method, significant figures, classification of matter, and chemical nomenclautre

Covers:

* Scientific method -- basic definitions and practical applications (prob 1-7)

* Significant figures in data and calculation; rules and concepts (prob 8-21)

* Classification of matter (practical application) (prob 22-23)

* Formulas of ionic compounds containing only monatomic ions (prob 24-29)

* Formulas of ionic compounds containing polyatomic ions (prob 30-34)

* Names and formulas of ionic compounds containing transition metal cations (prob 35-38)

* Names of binary and oxoacids (prob 39-40)

CHEM 1311.001 EXAM 2 Friday
October 16, 1998

Covers definitions of Element, Compound, Substance, Mixture (Prob. 1-4)

Covers practical application of definitions in 1-4 (Prob. 5-10)

Covers formulas of ionic compounds containing only monatomic ions (Prob.
11-20)

Covers formulas of ionic compounds containing polyatomic ions (Prob. 21-25)

Covers formulas of ionic compounds containing transition metal cations
(Prob. 26-30)

Covers Classification of reactions by type (Prob. 31-37)

Covers predicting when precipitates will form (Prob. 38-40)

CHEM 1311.002
EXAM 3 Thursday November 12, 1998

Covers molecular, ionic, and net ionic equations (Prob. 1-17)

Covers mass percentages, empirical and molecular formulas, and stoichiometry
(Prob. 18-25)

CHEM 1311.001 EXAM 2 Friday
October 17, 1997

Covers formulas of ionic compounds containing only monatomic ions (Prob.
1-5)

Covers formulas of ionic compounds containing polyatomic ions (Prob. 6-8)

Covers mass percentages and empirical formulas (Prob. 9-10)

CHEM 1311.001 EXAM 2 Friday March 5, 1999

This is a 20-question exam about spectator ions, net ionic equations, and classifying reactions.

* Covers basic spectator ion concepts (prob 1-2)

* Covers predicting precipitate formation (prob 3-6)

* Covers spectator ions and net ionic equations (prob 7-10)

* Covers spectator ions in acid-base neutralization reactions (prob 11-13)

* Covers acid-base neutralization concepts (prob 14-15)

* Covers classifying reactions by type (prob 16-17)

* Covers vocabulary related to reaction types (prob 18-19)

* Covers classifying reactions by type (prob 20)

CHEM 1311.001 EXAM 3 Friday November 14,
1997

Covers the gas laws. This includes the empirical gas laws, the ideal gas
law and its variants (such as the gas density formula).

CHEM 1311.003 Exam 2 Fall 1993

Covers:

* Empirical formula calculation (using mass percentage data)

* Stoichiometry with limiting reactant concept

* Balancing chemical equations

* Gas law calculations

* Water solubility rules for ionic compounds

* Identifying spectator ions

* Predicting precipitate formation

* Classifying chemical reactions by type

SPECIAL FEATURES: A link is provided at the end of the test to a copy
with the answers marked in bold type. On the version with the answers,
selected problems have a link to a graphic image (jpg file) of the
instructor's handwritten solution

CHEM 1311.001 EXAM 3 Monday March 29, 1999

This is a 14-question exam covering stoichiometry of chemical formulas and chemical reactions.

* Covers calculation of mass percentages from a chemical formula (prob 1)

* Covers calculation of empirical formulas from percentage and mass data (prob 2-3)

* Covers stoichiometry of chemical reactions where the limiting reactant is known
(prob 4-6)

* Covers general concepts of limiting reactants (non-mathematical) (prob 7-9)

* Covers stoichiometry of chemical reactions where the limiting reactant is not initially known
(prob 10-13)

* Covers the percent yield concept (prob 14)

CHEM 1311.001 EXAM 4 Wednesday April 28, 1999

This is a 20-question exam about the gas laws

* Covers terminology and basic concepts (non-mathematical) (prob 1-9)

* Covers calculations involving the empirical gas laws (prob 10-14)

* Covers calculations involving the Ideal Gas Law and its variants (prob 15-20)

CHEM 1311.001 EXAM 4 Thursday July 2, 1998

This is a 20-question exam about thermochemistry

* Covers terminology (endothermic, exothermic) and basic principles (prob 1-7)

* Covers use of formula q = s ^{
.} m ^{
.}
Dt
(prob 8-12)

* Covers Hess' Law (prob 13-19)

* Covers Calorimetry (prob 20)

CHEM 1311.001 EXAM 4 Thursday July 3, 1997

This is a 16-question exam about thermochemistry

* Covers terminology (endothermic, exothermic) and basic principles (prob 1-4)

* Covers use of formula q = s ^{
.} m ^{
.}
Dt
(prob 5-9)

* Covers Hess' Law (simple) (prob 10-12)

* Covers Thermochemical Stoichiometry (prob 13)

* Covers Calorimetry (prob 14)

* Covers Hess' Law (advanced) (prob 15-16)

CHEM 1311.001 EXAM 4 Fri. Dec. 5, 1997

This is a 10-question exam about thermochemistry

Covers:

* Terminology and basic concepts (prob 1-3)

* Use of the formula q = s ^{
.} m ^{
.}
Dt
(prob 4-6)

* Advanced use of Hess' law to calculate
DH for a reaction
(prob 7-8)

* Use of the products - reactants formula (an application of Hess' Law) to calculate
DH for a reaction
(prob 9)

* Basic enthalpy concept (prob 10)

CHEM 1311.001 EXAM 3 Friday June 28, 1996

This is a 16-question exam about thermochemistry

* Covers terminology (endothermic, exothermic) and basic principles (prob 1-4)

* Covers use of formula q = s ^{
.} m ^{
.}
Dt
(prob 5-9)

* Covers Hess' Law (simple) (prob 10-12)

* Covers Thermochemical Stoichiometry (prob 13)

* Covers Calorimetry (prob 14)

* Covers Hess' Law (Advanced) (prob 15)

* Covers products minus reactants formula (an application of Hess' Law) (prob 16)

EXAM 4 Tuesday December 6, 1994

Covers thermochemistry and electronic structure and quantum mechanics

**PRACTICE PROBLEMS -- CHEM 1311**

Sample Exam on Gas Laws and Thermochemistry

This is the set of questions that was handed out in class on Monday November 30, 2009 and Tuesday December 1, 2009. The correct answers are highlighted in yellow on this document. The detailed answers (handwritten -- 22 pages) were delivered to the Science Learning Center (LL 115) at 5:55 PM on Monday November 30, 2009.

Crystal Structure Solution Concentrations and Conversions Chemical Kinetics Solubility and Acid / Base Equilibria

IN-CLASS HANDOUTS -- CHEM 1312

Sample
Kinetics Problems (30 multiple choice questions)

This handout was distributed in class Tuesday evening, February 24, 2009 for
CHEM 1312.200, Wednesday February 25, 2009 for CHEM 1312.001 and Thursday
February 26, 2009 for CHEM 1312.003 and CHEM 1312.004. The above link
points to a file in Microsoft Word 2003 format.

Representative Exam Questions on the Topic of Equilibrium:
Microsoft Word 2003 Format
PDF Format

Answers:
Word Format
PDF Format

CHEM 1312.001 EXAM 3 Wed. Apr 8, 1998

Covers chemical kinetics

CHEM 1312.001 EXAM 3 Wed. Apr 23, 1997

Covers chemical equilibrium including:

* What information can be determined from the equilibrium constant at a
glance

* Relationship between coefficients and exponents in elementray and
non-elementary reactions

* Calculation of equilibrium constants from equilibrium concentrations

* Calculation of equilibrium constants from ICE table constructions

* Calculation of K_{p} from K_{c} and K_{c} from
K_{p}

* Predicting direction of approach to equilibrium (Q_{c}
calculations)

CHEM 1312.001 EXAM 4 Fri. May 1, 1998

Covers chemical equilibrium including:

* Relationship between coefficients and exponents in elementray and
non-elementary reactions

* Predicting whether reactants or products are favored in a chemical
equilibrium

* Calculation of K_{c} from equilibrium concentrations

* Calculation of K_{c} from ICE table constructions

* Calculation of one equilibrium concentration given all the others

* Predicting direction of approach to equilibrium (Q_{c}
calculations)

**USEFUL LINKS FOR GENERAL CHEMISTRY STUDENTS
(EXTERNAL LINKS)**

Interactive Periodic Table from the American Chemical Society