+
Lesson Plan
Beyond Benign

Electron Transitions

For Teachers 9th - 12th Standards
Ready for a lab with a lot of razzle-dazzle? Young chemists observe flame tests of common salts through an always-popular activity. The updated resource focuses on observation skills, collaboration, and green chemistry practices.
+
Interactive
Concord Consortium

Atom and Ion Builder

For Students 6th - 12th
Explore and control the building blocks of atoms! Physical science superstars add and remove subatomic particles to create atoms and ions with an easy-to-use interactive. An alternate activity includes an assignment that focuses on the...
+
Unit Plan
Columbus City Schools

To Measure its Mass or Volume?

For Teachers 6th Standards
Atoms, elements, and molecules, oh my! Teaching the fundamentals of chemistry to curious sixth graders has never been easier to accomplish. Here is a resource that pulls together everything needed to get them off to a good start,...
+
Interactive
PhET

Molecule Shapes

For Students 9th - Higher Ed Standards
The shape of a molecule is determined by the arrangement of atoms around the central atom and lone pairs of electrons. Scholars build models of molecules using single, double, and triple bonds. They can then see real molecules bond...
+
Lesson Plan
2
2
American Chemical Society

Energy Levels, Electrons, and Ionic Boding

For Teachers 6th - 8th Standards
Learners see how electrons are transferred in the bonding of NaCl. They then create models of NaCl using styrofoam balls and toothpicks to assist them in explaining the formation of ions and ionic bonding. 
+
Lesson Plan
2
2
American Chemical Society

The Periodic Table and Energy-Level Models

For Teachers 6th - 8th Standards
Teach your class to think of electrons as tiny packets of energy that travel in waves. Through a short video and diagram, participants see how electrons are located around the nucleus of an atom. They then get into groups and try to...
+
Lesson Plan
2
2
American Chemical Society

Protons, Neutrons, and Electrons

For Teachers 6th - 8th Standards
Atomic bombs harness the power in the nucleus of an atom, creating devastating power and damage. Classes review parts of an atom by charging a piece of plastic and holding it near their fingers, discussing what is happening and why....
+
PPT
Curated OER

History of the Atom

For Teachers 8th - 12th
This is a tremendous overview of the tiny atom. Journey through the history of human understanding of this basic building block of matter. Examine each of the sub-atomic particles in detail: neutrons, protons, electrons, quarks. Peruse...
+
PPT
Curated OER

Electronic Configuration

For Teachers 7th - 12th
The creator of this collection of chemistry slides is clever! Electron configuration is explained as, click-by-click, orbitals are displayed and then each is subsequently filled with the proper amount of electrons. After the progression,...
+
Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
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...
+
Assessment
Curated OER

2000 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
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...
+
Assessment
Curated OER

2000 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
+
Worksheet
Curated OER

Review of Ionic and Covalent Compounds and Transitioning from Ionic to Covalent Compounds

For Students 9th - 12th
Here is a unique assigment: compare and contrast ionic and covalent compounds in an extensive data table and then analyze Lewis dot structures in antoher. Three columns are to befilled in: "characteristic or feature," "applies to ionic...
+
Worksheet
Curated OER

Science Puzzlers, Twisters, and Teasers: Chemical Bonding

For Students 7th - 10th
What a cute approach to chemical bonding! Atoms all have human names and are attending at a dance. Who will pair up with whom? By reading the characteristics, and not the element name, chemistry whizzes figure out the bonding pairs....
+
Lesson Plan
Curated OER

This Little Light of Mine

For Teachers 3rd - 5th
Elementary schoolers discover how electricity travels and create an electron flow through a closed circuit. They work together to make a closed circuit and observe the electricity being made. This outstanding lesson plan is well worth...
+
Lesson Plan
Curated OER

Atomic Musical Chairs

For Teachers 5th - 8th
An engaging activity enlightens young chemists in this lesson on atomic structure. They play musical chairs through a series of concentric circles that represent electon orbitals. A laundry basket in the middle holds the protons and...
+
Worksheet
Curated OER

The Atoms Family ~ Atomic Math Challenge

For Students 5th - 8th
Bold boxes present parts of the periodic table, with some of the contents conveniently missing. Beginning chemists fill in the blanks, which may include the atomic number, atomic mass, atomic symbol, or element name. Beneath each box...
+
Lesson Plan
Curated OER

Evidence Revealing the Composition of the Atom

For Teachers 9th - 12th
Investigators use indirect evidence to guess what is occupying a sealed box. You could also use a set of plastic Easter eggs to encase the unknown items. Another terrific activity involves having high schoolers drop a pencil on a sheet...
+
PPT
Curated OER

Size of Atoms - Trends

For Teachers 9th - 12th
This compendious collection of slides leaves no questions when it comes to the concept of atomic size. Thorough and easy-to-read graphs, tables, and graphics explain atomic radii, the shielding effect, the octet rule, isoelectric...
+
Lesson Plan
Curated OER

Drawing Lewis Structures

For Teachers 12th - Higher Ed
In this drawing Lewis structures worksheet, students read about the 5 steps taken to draw Lewis structures for atoms and molecules. These include identifying the valence electrons, placing pairs of electrons between atoms to be bonded,...
+
Assessment
Curated OER

2001 U.S. National Chemistry Olympiad National Exam Part II

For Students 9th - 12th
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a local...
+
Lesson Plan
Curated OER

Regents High School Examination PHYSICAL SETTING CHEMISTRY 2007

For Teachers 9th - 12th
The University of the State of New York has designed a series of exams to be given to high schoolers. This chemistry exam is one of the most comprehensive and well-written that you will ever find. It consists of 84 questions in a variety...
+
Lesson Plan
Curated OER

Regents High School Examination PHYSICAL SETTING CHEMISTRY 2006

For Teachers 9th - 12th
The 2006 version of the Regents High School Exam is just as thorough as the rest of them! Assess chemistry learners on an entire year's curriculum when they take this thirteen page test. 
+
Worksheet
Curated OER

How Cells Harvest Energy

For Students 9th - Higher Ed
Survey the metabolism process from respiration through the production of the ATP molecule with this seven page AP biology worksheet. Pupils write short answers on the lines provided and label a diagram of the cellular respiration process.