National Institute of Open Schooling
Coordination Compounds
Cyanide, a coordination compound, is used in the extraction of gold and silver. Part 24 in the series of 36 delves into the world of coordination compounds. Classes learn, through readings, discussions, and answering questions, how to...
Cornell University
Splitting Water with Electricity
Explore how electricity splits water molecules into hydrogen and oxygen. Learners begin by calculating the voltage necessary to separate the water. They then perform the experiment and measure the ratio of hydrogen and oxygen bubbles.
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Practice Final
A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...
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Molecular Modeling Activity
Learners explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and construct...
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Matter
Fifth graders investigate the nature of matter and of the scientific processes associated with them in this series of lessons.
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Carbon Creating Activity
In this carbon worksheet, students follow directions and use marshmallows and toothpicks to made carbon dioxide and glucose molecules. Students do this to see how carbon changes as a result of photosynthesis.
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Things That Glow
Third graders study the concept of light as an energy source. In this energy lesson students participate in a lab that show them the concept of light as an energy source.
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Binary Compounds
Binary compounds are explained with the periodic table, atomic charges, and examples. Viewers are taught to name binary compounds and then are presented with a chart of cations and ions. Finally, they see a few photos of forms of silicon...
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Moles Worksheet
In this chemistry worksheet, students identify and write how many significant figures they would use for each problem. Then they round the answers to the appropriate number of significant figures. Finally, students calculate the mass of...
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Doing Lewis Dot Diagrams
Students observe the periodic table and draw the Lewis Dot Diagram. In this investigative lesson students construct information on several elements including the Lewis Dot Formation and take a quiz on the information they...
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Moles
In this moles worksheet, learners determine the mole ratio in given compounds and calculate the number of moles of specific elements in chemical compounds. This worksheet has 19 problems to solve.
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Matter: Build a Word
Fourth graders examine matter and the periodic table of elements. In this matter lesson, 4th graders discuss atoms and their composition. Students explore the periodic table of elements and use it to spell words out of the elements.
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Molecular Modeling
Young scholars recognize that the fundamental building block of all organic and inorganic matter is the atom. They construct models of a sugar, fatty acid, amino acid and nucleic acid and describe their roles.
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Atomic Structure
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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Chapter 16 Review- General Science
In this review of general science worksheet, students classify examples of matter as mixtures or substances, homogeneous or heterogeneous mixtures, or elements or compounds. Students also convert several examples using the standard...
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Unit 5- Oxidation Reduction
For this oxidation reduction worksheet, students read the notes provided about the different types of chemical reactions. Students identify the reactants and products and answer fill in the blank and short answer questions.
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Boron and Oxygen Atoms
In this atom molecule worksheet, students will use a boron atom diagram to answer three fill-in-the-blank questions. Then students will label the protons, neutrons, and electrons on an oxygen atom diagram.
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Chemical Formulas
Students examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D structure...
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Chemistry 1A Review
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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Let Us Bond Together
Fourth graders paricipate in a demonstration about bond strengths and bond types.
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Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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The Connection Between Pigment and Light Colors
Students explain the mole concept and use this concept to prepare chemical solutions of particular molarities.
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Recognizing and Describing Chemical Changes
Seventh graders distinguish between physical and chemical changes in both natural and technological settings. They identify the reactants and products for a given chemical reaction. they then write simple chemical equations given the...
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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.