Curated OER
Rules for Balancing REDOX Equations: (Half-Reaction Method)
In this chemistry worksheet, students read the instructions of how to work with the following: acidic and basic solutions, total and net ionic equations, and how to relate these to each other.
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Acids and Bases Crossword
For this chemistry worksheet, students complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
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Answers for Acids and Bases Crossword
In this chemistry worksheet, students are provided with the answers for a crossword puzzle with 27 clues about acids and bases.
Curated OER
What Are Mixtures And Solutions?
Young scholars explore mixtures and solutions. In this chemistry lesson plan, students will add different ingredients to jars in order to classify them as mixtures or solutions. There is also a nail balancing activity that can be done at...
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Solubility Homework Problem Set
In this chemistry worksheet, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount of sodium...
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Answers for Physical and Chemical Changes Crossword
In this chemistry worksheet, students are provided with the answers for a crossword puzzle containing 15 clues about physical and chemical changes.
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pH Pre-Lab: Acids and Bases
In this chemistry lab, students determine whether or not their saliva is acidic, basic, or neutral. After completing their test, they answer 6 analysis questions.
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Qualitative Analysis and Ksp Calculations
In this compounds worksheet, students determine which anion is present in solution from the results of testing with various reagents. Students compare the solubility of different compounds in water. This worksheet has 7 fill in the blank...
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Types of Reactions (Demonstration)
Students visually observe chemical changes that occur when various solutions are combined. Teacher explains chemical reactions that are happening.
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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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Acids, Alkalis, and Salts
In this acids worksheet, high schoolers review the definition of acids, bases, and salts. Students describe the differences between acids and alkalis and define neutralization. This worksheet has 2 short answer and 1 problem to solve.
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What is the Percentage of Copper in "Copper" Coins?
Whether in the UK or in the US, the mass of the copper in a copper alloy penny can be determined. If you are in the US, just note that on the lab sheet, a penny is identified as a "1p piece." The penny is dissolved by young chemists in...
Science Geek
Properties of Solutions
Study the properties of solutions as they relate to mixtures. The slide show presents the key concepts involved with solutions including solvents, solutes, solubility, and electrolytes. Scholars learn the basics of the properties of...
Virginia Department of Education
Acids and Bases
What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH.
Science Geek
Ionic Bonding
Here's a presentation that answers the age-old question of the covalent bond to the ionic bond, "Why won't you share?" Included is information about covalent and ionic bonds, the octet rule, ionic compounds, cations versus anions, and...
Science Geek
Reaction Types
This is one way to get a reaction from your classes! The lesson presents the different reaction types with an explanation, chemical equation model, and examples. The slides include decomposition, single replacement, double replacement,...
Curated OER
Acid-Base Calculations
In this acid-base worksheet, students calculate the pH of given solutions and determine if given solutions are acids, bases, or neutral. This worksheet has 3 graphic organizers and 4 problems to solve.
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Rusting: A Form of Oxidation
Students observe and record the corrosive nature of oxidation-reduction reactions, and determine the electro-chemical series of selected metals.
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Synthesizing Pigment and Dyeing Cloth
Students create a synthetic dye and oxidize the dye and record the effects.
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Physical And Chemical Changes
In this physical and chemical change instructional activity, students solve 13 clues in a crossword puzzle focusing on rates of chemical reactions and changes in the state of matter.
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How Does Mining Produce Acid Runoff?
Students examine how mining and other industry operations can lead to acid runoff. In this mining lesson students study weathering and complete a lab on it.
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Analysis of Bleach
High schoolers analyze and compare laundry bleaches by testing their oxidizing powers. They conduct their lab experiment, compare/contrast their results with other students' work, and complete a worksheet.
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Chemical Calculations
In this elements instructional activity, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of...
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Solubility and Intermolecular Forces
For this solubility and intermolecular force worksheet, students are given 26 clues about forces between molecules such as hydrogen bonds and London forces and about solubility of solutions.