Curated OER
Eight Basic Elements of the Earth
Students identify the concept of an element and work with an idea that all of the millions of substances on the earth are various combinations of only 8 elements. They work with the Periodic Table of the Elements and symbols of the...
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Micro-Reaction Lab: Gas Prouducing Reactions
High schoolers investigate single displacement or double displacement reactions. They have to identify the type of gas produced by filling in the blanks to a data and observation sheet. Also, having to be done is writing balanced...
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Red, White, and Blue
Students explore the types of chemical reactions that can be made with household products. Through various inquires, students work to perform chemical reactions using common household substances and cleaners.
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Memorization Tips: Elements/Symbols
In this chemistry instructional activity, students identify ways to memorize the elements and symbols of the periodic table for chemistry. They identify phrases that use each element in a unique way.
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Ions and Ionic Compounds
In this ions worksheet, students use a charge chart in a textbook to determine the charges of different types of compounds. This worksheet has 24 fill in the blank questions.
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First Ionisation Energies in Group II and Period 3
In this ionisation worksheet, students complete 2 graphic organizers by filling in the proton number for given elements. Then students create 2 graphs plotting first ionisation energy against the proton number.
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The Structure of Matter
In this matter learning exercise, students compare and contrast chemical and physical properties and explain the relationship between a pure substance and a mixture. Students review the properties of metals and nonmetals. This learning...
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Colligative Properties Worksheet
In this solutions worksheet, students determine the boiling points and melting points of solutions. Students calculate the effective molality of a solute. This worksheet has five problems to solve.
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Oxidation Numbers
In this oxidation numbers worksheet, students determine the oxidation number for given elements and draw Lewis Dot Diagrams. This worksheet has 6 fill in the blank and 11 short answer questions.
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Metals and Nonmetals
In this elements worksheet, students determine if the given elements are metals or nonmetals. Students give the valence electrons for other elements. This worksheet has 10 fill in the blank questions.
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Chemical Composition Chart
For this Earth's crust worksheet, students determine the most abundant and least abundant elements in the atmosphere, oceans, and crust. This worksheet has 1 fill in the blank and 11 short answer questions.
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Fun Facts About Bananas: Test Your Research Skills
In this facts about bananas worksheet, students answer a set of 10 multiple choice questions about bananas. Answers included on page 2.
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The Interactive Periodic Table of the Elements
Students study the different types of metals. For this investigative lesson students watch a demonstration on the effects of temperature on atoms and take a tour through baone matter.
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The Great Big Yellow Banana Quiz - Fun Facts about Bananas 1
For this research skills worksheet, students read the questions about bananas and research to answer the 10 multiple choice questions.
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A Tough Nut to Crack
Students study the origins and background of the pecan. For this agriculture lesson students divide into groups, complete an activity and worksheets.
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Don’t be a Stoic about Stoichiometry
Students review balancing chemical equations. In this chemistry lesson, students calculate moles of an unknown substance based on stoichiometric relationships in the balanced equation. They cite applications of stoichiometry in the real...
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