Curated OER
Water and Diffusion
For this water and diffusion worksheet, students will explore the characteristics of water and the water molecule. Students will also answer questions about diffusion and the movement of materials due to concentration differences. This...
Curated OER
Energy Changes in Reactions
In this chemical bonds worksheet, students determine how much energy is needed to break bonds. Students classify reactions as exothermic or endothermic and identify a reaction as reversible. This worksheet has 4 problems to solve.
Curated OER
Water - the (Nearly) Universal Solvent
In this water worksheet, high schoolers explore the reasons why water is considered a universal solvent. Students compare different ways to change the dissolving rate of a solute. This worksheet has 11 fill in the blank and 8 matching...
Curated OER
Water, Water Everywhere
In this water instructional activity, students complete a five question multiple choice online interactive quiz about water. This is a more advanced quiz that includes chemistry questions.
Curated OER
Properties
For this properties worksheet, students review the properties of solutions, explain different physical properties, define hydrogen bonding. This worksheet has 8 problems to solve.
Curated OER
Water Quality Monitoring
Students comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
Curated OER
Chemistry 116 Exam 1, Spring 2009
This five-page exam was designed for a biochemistry and organic chemistry course. It covers the molecular geometry and properties of organic comounds. Test takers identify compounds, functional groups, and isomers. They draw Lewis...
Curated OER
Solubility and Intermolecular Forces
In this solubility and intermolecular force learning exercise, high schoolers are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.
Curated OER
Chemistry: The Case of the Sunken Ice Cube
Students examine a density demonstration involving ice cubes and beakers of water and alcohol. After observing how one ice cube floats in water and sinks in alcohol, they determine which mixture of the two would suspend the ice cube in...
Curated OER
Recognizing Polar Molecules
In this polar molecules activity, students complete a graphic organizer by writing in the bond type, electron dot diagram, and the type of compound for the chemical compounds given.
Curated OER
Water - the (Nearly) Universal Solvent
In this solvent worksheet, students explore why water is considered a universal solvent. Students explore what can change dissolving rates. This worksheet has 8 matching, 3 short answer, 11 fill in the blank, and 4 problems to solve.
Curated OER
Redwood Trees: How Does Water Get to the Top of the Tree
Students discuss photosynthesis. They explore and discuss surface tension, hydrogen bonding and capillary action with hands on experiments. They make journal entries and draw pictures of the different stages of the experiments.
Curated OER
Review Set
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...
Curated OER
WS 8.2 Formation of Solutions
In this solutions worksheet, students answer questions about the solubility of various substances in solvents such as oil in water and nitrogen gas in helium. They draw water molecules to show bonding between them and they diagram a...
Curated OER
Naming and Covalent Compounds
In this compounds worksheet, students practice naming compounds and classifying them as ionic, covalent, or polyatomic compounds. This worksheet has 12 fill in the blank and 12 problems to solve.
Curated OER
Molecular Forces at Work: Creating Soap Bubbles
Students investigate adhesion, cohesion and surface tension. For this molecular forces lesson plan, students observe multiple demonstrations that show surface tension, the attraction of water molecules to each other and the ability of...
Curated OER
Naming and Covalent Compounds
In this naming and covalent compounds learning exercise, students name 12 compounds using a chart of polyatomic ions if needed. They also draw covalent bonds in 6 compounds and answer 6 questions about ionic bonds, covalent bonds and...
Curated OER
Organic Chemistry Problem Set Key
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
Virginia Department of Education
Predicting Products and Writing Equations
A chemistry lesson presents 14 chemical reactions for scholars to observe, write the equation, and balance the equations. Additionally, it provides ways to extend the activity as it relates to catalysts.
Curated OER
Activity #19 Oxygen For Yeast
Students observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...
Curated OER
Surface Tension (Soap Boat)
Young scholars investigate the affect of soap and water temperature on surface tension.
Curated OER
Organic Chemistry Reactions
In this organic chemistry reactions worksheet, students are given a table with 8 different types of reactions that occur with organic molecules. Students answer 3 questions about the reactions given in the table and indicate which...
Curated OER
Combining Atoms
In this atoms worksheet, students explore the different types of bonds, name compounds, and determine charges of molecules. This worksheet has 8 true or false, 9 fill in the blank, and 5 short answer questions.
Curated OER
Atoms or Molecules?
In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.