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Worksheet
Curated OER

Graham's Law

For Students 10th - Higher Ed
In this gas laws activity, students apply Graham's Law by completing 6 problems finding the velocity and molecular mass of gases.
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Worksheet
Curated OER

IB Chemistry 1

For Students 9th - 12th
In this chemistry overview worksheet, students compare atoms and molecules, intensive and extensive property, and physical and chemical change. This worksheet has 12 short answer questions and 3 problems to solve.
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Lesson Plan
Curated OER

Atomic Structure

For Teachers 9th - Higher Ed
In this atom worksheet, students define the atomic theory, compare an atom and a molecule, determine atomic number and number of protons for elements, and draw Bohr models for given elements. This worksheet has 4 graphic organizer, 8...
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Worksheet
Curated OER

Fractions and Chemistry

For Students 8th - 10th
In this fractions in chemistry worksheet, students solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation of...
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Worksheet
Curated OER

Water on the Moon!

For Students 9th - 11th
In this moon worksheet, students read about the data collected from the Deep Impact/EPOXI and Cassini missions to the moon that have detected the presence of hydroxyl molecules under the moon's polar craters. Students solve 4 problems...
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Worksheet
Curated OER

Molecular Mass and Percent Composition

For Students 9th - 12th
In this molecular mass and percent composition worksheet, students complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of 12 molecules...
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Worksheet
Curated OER

Gas, Atoms, and Molecules

For Students 6th - 12th
For this molecules worksheet, students will review the characteristics of gases and how temperature and pressure can change these characteristics. This worksheet has 10 fill in the blank, 6 true or false, and 5 short answer questions.
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Lesson Plan
Curated OER

Drawing Lewis Structures

For Teachers 12th - Higher Ed
In this drawing Lewis structures worksheet, learners 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,...
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Worksheet
Curated OER

Charge and Electricity

For Students 7th - 12th
In this charge and electricity instructional activity, students read about electric charges and how they are created in atoms. They also read about the unit of charge, called the Coulomb, conductors, and insulators. Emerging electricians...
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Worksheet
Curated OER

Predicting Molecular Shapes

For Students 9th - 12th
In this molecular shapes worksheet, high schoolers read about how to predict molecular shapes in molecules based on the number of electron pairs and the VSEPR theory. Students are given twelve molecules, they draw the Lewis structures...
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Worksheet
Curated OER

Periods and Groups; Valence Electrons; Masses

For Students 9th - 12th
In this periods, groups, valence electrons and masses worksheet, high schoolers are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
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Worksheet
Curated OER

Polarity Homework

For Students 9th - 12th
In this polarity worksheet, students are given 5 compounds and they draw the Lewis structure for each, they identify the bond angels, they write the molecular shape and they determine the polarity of the molecules. Honors students...
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Worksheet
Curated OER

Organic Worksheet

For Students Higher Ed
In this organic molecules worksheet, students solve twelve problems. They identify functional groups of organic molecules, they draw isomers, and they give structural and molecular formulas for compounds.
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Worksheet
Curated OER

The Mole

For Students 10th - 12th
In this moles worksheet, students read about mole and learn how to calculate the number of moles in specific mass of compounds. This worksheet has 14 problems to solve.
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Worksheet
Curated OER

Science Multiple Choice Words Worksheets

For Students 4th - 6th
In this science worksheet, learners choose the multiple choice science term that best matches the 15 definitions stated. Students circle their answers.
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Organizer
Curated OER

Thermochemistry

For Students 8th - 10th
In this thermochemistry activity, students indicate whether the given processes are endothermic or exothermic reactions. Students complete the phase change diagram as well as define a given set of vocabulary words. Students calculate...
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Worksheet
Curated OER

States of Matter

For Students 8th - 10th
For this states of matter worksheet, students are given 15 statements and they fill in the blank with terms related to solids, liquids and gases and the transition from one state to another. Students use the clues to complete a crossword...
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Worksheet
Curated OER

Chemistry of Food

For Students 9th - 10th
In this chemistry of food learning exercise, students complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...
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Lesson Plan
Curated OER

Heat Transfer & Phase Changes

For Teachers 7th - 10th
In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
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Worksheet
Curated OER

Chemical Elements and Compounds Crossword

For Students 10th - Higher Ed
In this elements worksheet, students complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
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Worksheet
Curated OER

Main Group: Properties and Reactivity

For Students 8th - 9th
In this main group activity, students apply their knowledge of the organization of the periodic table to correctly answer 30 multiple choice questions. Students relate information about the properties of the different groups and their...
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Worksheet
Curated OER

WS 8.1 Solutions

For Students 10th - 12th
In this solutions activity, students identify solutes and solvents from a list of solutions and they draw water molecules bonding to each other. They fill in the blanks with terms related to bonding in solutions, density of solutions and...
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Handout
National Institute of Open Schooling

Adsorption and Catalysis

For Students 9th - 12th Standards
Adsorption, not absorption, is when atoms stick to the surface of an object, like water sticking to a grain of sand. An informative lesson delves into adsorption, teaching physical and chemisorption and the factors that affect them....
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Organizer
Curated OER

Covalent and Ionic Bonding:Electron Dot Structures with Ionic Notation

For Students 10th - Higher Ed
After drawing the valence electron distribution of 13 basic elements, there are spaces to draw 18 more complicated molecules.  For each molecule, there is space for a Dot structure and Lewis structure that best describes the distribution...

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