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Assessment
Curated OER

2009 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...
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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...
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Assessment
Curated OER

2002 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
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Worksheet
Curated OER

Periodic Trends

For Students 10th - Higher Ed
Chemists compare the electronegativity, ionization energy, electron affinity, and ionic radius of different elements. This worksheet is composed of 11 multiple choice questions, and 8 written explanations. Critical thinking skills are...
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Organizer
Curated OER

Ionization Energies in Group I and Period 2

For Students 9th - Higher Ed
In this electron arrangement worksheet, learners complete 2 graphic organizers by determining the proton number of given elements from their first ionization energy. Students plot graphs of first ionization energy against the proton number.
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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...
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Assessment
Curated OER

2001 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...
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Worksheet
Curated OER

Periodic Trends

For Students 9th - 12th
Thorough explanations of the trends in the periodic table of elements make up the majority of this handout. Atomic and ionic size, ionization energy, electron affinity, and electronegativity are presented before giving chemistry...
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Worksheet
Curated OER

Trends in the Periodic Table

For Students 9th - 12th
For this trends in the periodic table worksheet, high schoolers plot the ionization energy vs. atomic number and they plot atomic radius vs. atomic number of the first 20 elements. Students analyze their graphs and answer questions about...
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Worksheet
Curated OER

What do Atoms Look Like?

For Students 9th - 12th
In this atoms worksheet, learners complete 58 questions about the atomic radius of atoms, the ionization energy, the valence electrons, metals, non-metals and semi-metals and the families of elements.
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Worksheet
Curated OER

What do Atoms Look Like?

For Students 9th - 12th
In this atom worksheet, students complete 60 questions about the trends in atoms such as ionization energy and atomic radius, about valence electrons, about the families of elements, about metals, non-metals and semi-metals, about the...
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Worksheet
Curated OER

Atomic Trend Practice

For Students 10th - 12th
In this atomic trend worksheet, students answer questions about trends in the periodic table such as ionization energy, atomic radii and electronegativity. They are given tables of elements and ions and they must identify which ones have...
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Worksheet
Curated OER

Properties of the Elements

For Students 10th - 12th
In this elements worksheet, students compare the properties of elements in the periodic table such as their atomic radii, valence electrons and ionization energy.
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Worksheet
Curated OER

Periodic Trends

For Students 10th - Higher Ed
For this periodic trends worksheet, students determine the trends of electronegativity in the periodic table. Students compare electronegativity and ionization energy. This worksheet has 6 problems to solve.
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Worksheet
Curated OER

Review Set

For Students 10th
The topics covered in these multiple choice questions are about atomic structure and bonding, state configurations, pressure and solution concentration, and energy graphs. This is a midterm review which could be used with the whole...
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Lesson Plan
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Kinetics of acetone iodination

For Teachers 11th - Higher Ed
In this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.
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Worksheet
Curated OER

Unit 3 Bonding

For Students 9th - 12th
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....
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Activity
It's About Time

Atoms with More Than One Electron

For Teachers 7th - 12th Standards
Provide young chemists with the ability to manipulate atoms and predict their results, in this sixth lesson. Pupils analyze energy patterns as they predict the amount of energy required to remove electrons from atoms. They compare trends...
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Worksheet
Curated OER

The Properties of Metals

For Students 9th - 12th
In this properties of metals worksheet, learners read about the history of metal use and their properties. Students read about metallic bonding and answer three questions about bonding in metals.
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Worksheet
Curated OER

Electron Configuration Worksheet

For Students 12th - Higher Ed
In this chemistry worksheet, students complete the table for each element by writing the electron configuration of the element and giving the values of the four quantum numbers. They also create an energy level diagram for their element...
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Organizer
Curated OER

Chemistry First Marking Period Review

For Students 10th - 12th
For this chemistry review worksheet, students review terms and concepts covered. Students practice metric conversions, factor labeling, temperature conversions, heat calculations, atomic structure, and gas laws. This worksheet has 3...
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Worksheet
Curated OER

Chemistry 1A Review

For Students 10th - Higher Ed
In this Chemistry 1A worksheet, students review, molecular weight, solubility, endothermic reactions, and number of protons, neutrons, and electrons for elements. Students review Lewis Structures and how to predict the amount of product...
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Worksheet
Curated OER

Periodic Table Quiz Review Sheet

For Students 9th - 12th
In this periodic table worksheet, students answer 10 questions about electronegativity, the groups of elements, atomic radius trends, electronegativity trends, ionization energy trends and properties of the elements.
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Worksheet
Curated OER

Organic Chemistry Problem Set Key

For Students Higher Ed
In this organic molecules worksheet, students solve nine problems involving reactions of organic molecules. They must draw and label reactions, explain the processes of the reactions and predict products of reactions