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Earth and Beyond
In this earth and beyond worksheet, students answer short answer questions about the atmosphere, the chemical compounds in Earth's atmosphere. Students visit different websites to conduct research of the discoveries of the scientist who...
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Stoichiometry
In this stoichiometry worksheet, students calculate balance the chemical equations and then calculate the moles needed to complete or activate the chemical reaction. Students also calculate the volume or grams needed for each chemical...
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Chromatography
Eighth graders observe a compound and separate it into its component parts. For this chromatography lesson students complete and activity that demonstrates how mixtures can be separated into components.
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Compounds and Molecules
In this compounds worksheet, students compare separating elements of a compound and substances in a mixture. Students review melting and boiling point. This worksheet has 1 fill in the blank and 5 short answer questions.
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Biochemistry Assignment
In this biochemistry instructional activity, students complete a table by filling in the missing information about different elements. Students draw the Bohr diagram and the Lewis dot diagram for several atoms.
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The Structure of Materials
Students brainstorm what matter is and how they define it. They construct a water molecule with marshmallows and toothpicks. In addition, they watch videos to explore the use the idea of nanoscience to investigate the properties of...
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Oh - The Bonds of Matter!
Eighth graders identify the types of bonds elements form. In this chemistry activity, 8th graders represent valence electrons with dot structures. They draw and label different atoms.
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Molecular Models Laboratory
Young scholars use models to visualize molecular structures. Students read about Lewis dot structures, hybridization, and formal charge. Then young scholars build and draw the molecules and ions given. Students complete 11 pre-lab...
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Balancing Chemical Equations
Ninth graders explain how atoms and molecules form different substances during chemical reactions and how these processes require losing, gaining or sharing electrons. They correctly write chemical formulas and show how a balanced...
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Review Questions-Molecular Geometry and VSEPR Theory
In this molecular geometry and VSEPR worksheet, students find bond angles, hybridization, determine polarity and draw orbital box diagrams of molecules. They determine molecular geometry and bond angles of given molecules and determine...
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Covalent Bonding-Electron Dot Structures
In this chemistry, students draw the Lewis structures of 20 covalent compounds. They demonstrate how the lone pairs are distributed in the molecule.
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Thermal Energy and Heat Unit
Learners explain that heat energy in a material consists of the disordered motions of its atoms or molecules. They know and explain that transformations of energy usually transform some energy into the form of heat, which dissipates by...
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Water and Diffusion
In 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...
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The Causes of Differences in Density
Students explore what causes differences in density. They observe an models depecting atoms, compounds, and molecules. Students determine if there is air in between atomic bonds. They study the structure and spacing of molecular bonds.
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Differentiate Elements, Compounds, and Mixtures
Learners examine the differences between elements, compounds and mixtures. Using diagrams, they compare and contrast atoms and molecules and describe various chemical reactions. They distinguish the differences between ionic and...
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Simple Chemical Equations
Eighth graders interpret the chemical symbols and shorthand used for molecules and equations. Through guided practice, 8th graders work to decipher and interpret the symbols for chemical equations. An opportunity for independent...
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Lewis Structure Worksheet
In this chemistry instructional activity, students draw the Lewis structures of 11 compounds and polyatomic ions. They calculate the formal charge of each atom.
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Bonding
In this word search worksheet, students locate 12 words related to molecular bonding. Words include molecule, ions, forces, polarity, partial, and particles.
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Chemical Elements
In this elements worksheet, students determine the number of moles and the number of protons, electrons, and neutrons for given atoms or ions. Students calculate the atomic weight of an element. This worksheet has 3 fill in the blank and...
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Chemical Reactions and Burning Fossil Fuels
For this chemistry worksheet, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.
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High School Chemistry Questions
In this chemistry worksheet, students determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This worksheet has 20 problems...
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The Importance of Carbon
This carbon PowerPoint shows the bonds formed by Carbon and lists the different attachments that replace the atoms to change the properties and function.
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Lewis Structures
In this Lewis structures worksheet, students are given forty molecules. They must draw the Lewis structures, identify multiple bonds and draw resonance structures.
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The Ties that Bind
In this bonding instructional activity, students read about the types of bonds that hold compounds together. They are given fifteen common materials and they identify the types of bonds that hold each together.
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