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Assessment
Curated OER

2004 U.S. National Chemistry Olympiad Exam Part II

For Students 9th - 12th
In this National Chemistry Olympiad test, junior chemists answer eight problem solving questions on a variety of topics. These include calculating molarity of solutions, determining rates of reactions, calculating decay and discussing...
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Worksheet
Curated OER

Reactivity Series of Metals

For Students 10th
In this reactivity series worksheet, 10th graders complete 10 short answer questions on metals. They identify and balance chemical reactions.
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Lesson Plan
Curated OER

Laboratory: Ionic Compound Solubility

For Teachers 10th - 12th
In this solubility worksheet, students answer post activity questions about the lab work they completed with ionic compounds. They write sentences about solubility of cations from their lab work. They write chemical reactions for their...
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Worksheet
Curated OER

Chemical Equations

For Students 10th - Higher Ed
In this chemical equations activity, learners review chemical changes, define catalysts and coefficients, and review the five general types of reactions. This activity has 12 fill in the blank and 42 short answer questions.
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Worksheet
Curated OER

Worksheet - Net Ionic Equations

For Students 9th - 12th
Students will read a description of a chemical reaction. They will then start by writing the molecular equation and reduce it down to the net ionic equation.
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Worksheet
Curated OER

Molar Solubility

For Students Higher Ed
In this molar solubility learning exercise, students calculate the equilibrium constant when given the molar solubility of a chemical compound and calculate the molar solubility of a compounds at a given equilibrium constant. This...