Curated OER
Bond Type
At the top of the page are a reading passage and colorful diagram that depicts the tug-of-war that occurs between bonding molecules due to electronegativity. High school chemists fill in a chart with electronegativity values, the...
Curated OER
Unit 3 Bonding
An organized table charting the different types of chemical bonds arrays this resource. The octet rule, ionization energy, and the naming of compounds are also reviewed. Young chemists answer review questions in multiple choice fashion....
Curated OER
Chapter 6 - Bonds
Although there are only 16 questions here, this chemistry handout makes a terrific unit assessment. It queries youngsters on the properties of ionic and covalent compounds, relates bond length tho stability and enrgy, compares polar and...
Curated OER
The Nature of Covalent Bonding
In "The Nature of Covalent Bonding," chemistry hopefuls demonstrate an understanding of various types of covalent bonds, electron configuration, and resonance structures through fill in the blank, true or false, and matching questions....
Chemistry Collective
Inelastic Collisions
That's the way the ball bounces ... if the bonds cooperate! Young scholars use a simulation experiment to explore the bonds between atoms in bouncing balls. They adjust the bond strength of two balls to compare the reactions after the...
Curated OER
2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
Curated OER
Introduction to Bonding
In this chemistry worksheet, students create new and true statements while replacing false ones in order to properly define parts of the concept of bonding.
Curated OER
How Are The Properties of Covalent Compounds Influenced By Chemical Bonding?
Students work together to observe the bond lengths of single, double and triple bonds. They make their own predictions about the strength of the bonds and chemical reactions. They answer discussion questions to complete the lesson.
Science Geek
Intermolecular Forces of Attraction
Chemists love London (dispersion forces)! Presentation begins with an explanation of intermolecular forces including hydrogen bonding, dipole-dipole attraction, and London dispersion forces. It also covers polarity and the relative...
Curated OER
2005 U.S. National Chemistry Olympiad - Local Section Exam
National Chemistry Olympiad tests are released after their use each year, since they cannot use them again for this event. The result: outstanding comprehensive assessment resources for general chemistry classes! This 2005 version covers...
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Concord Consortium
Boiling Point
Is it getting hot in here? Observe boiling from inside a beaker in an engaging interactive. Chemistry scholars heat and cool polar and non-polar solids and observe how molecules react to temperature changes. Your class' misconceptions...
Curated OER
How is the Strength of an Acid Determined?
Students study acids and how they can be measured. In this acid lesson students distinguish the properties that create strong and weak electrolytes.Â
PBS
RNA VirtuaLab Game
Molecular engineers play with RNA to develop new therapies that could save lives. Young scientists fold RNA into specific shapes using the pairing rules. They apply knowledge about the relative strength of bonds and shape-shifting RNA...
Curated OER
Properties
In this properties instructional activity, learners review the properties of solutions, explain different physical properties, define hydrogen bonding. This instructional activity has 8 problems to solve.
Reed Novel Studies
A Wrinkle In Time: Novel Study
Fathers and daughters often create a bond of great strength. Is Meg's bond strong enough to save her father? A Wrinkle In Time follows Meg and her friends as they find themselves in a supernatural world; Meg just hopes she finds her...
Curated OER
Electronegativity
Students identify the type of bonding between two atoms of elements given their electronegativity values. They study the trend of electronegativity across the periodic table in small groups.
Curated OER
The Causes of Differences in Density
Students explore what causes differences in density. They observe an models depecting atoms, compounds, and molecules. Students determine if there is air in between atomic bonds. They study the structure and spacing of molecular bonds.
Curated OER
Weaker Dollar, Stronger Returns
In this economics worksheet, students read a 1-page article titled "Weaker Dollar, Stronger Returns," and then respond to 4 short answer questions about the article.
Curated OER
Drops on a Penny
A helpful worksheet describes an interesting demonstration on the surface tension of water. Learners guess how many drops of water the heads side of a penny will hold. This resource does a great job of describing just how a penny can...
Curated OER
The Chemical Context of Life
In this chemistry worksheet, students fill in the chart for question one. The chart is filled out examining the mass, protons, electrons, and neutrons for specific atoms.
Curated OER
Finding Oxidation States
In this chemistry worksheet, young scholars examine the oxidation state in order to apply it in the laboratory setting. The sheet includes in depth background information.
Biology Junction
Water Properties and More
Did you know many insects use cohesion or surface tension to walk on water? Using a presentation, scholars learn the more important properties of water. It extends into the concepts of solutions, suspensions, pH, and more.
Curated OER
Kinetics Challenge Problem
In this kinetics worksheet, students use date from two experiments to determine the reaction order, calculate the rate constant and activation energy, and predict the mechanism for the reaction. This worksheet has 7 problems to solve.