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Empirical Formulas
In this empirical formulas activity, students read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass and...
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Formulas from Masses
In this mass worksheet, students determine the percentage composition of given compounds. Students write the empirical formula from the percentage composition. This worksheet has 5 problems to solve.
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A Fine Mess
In this enthalpy and entropy worksheet, students read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.
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The Speed of Chemistry
In this rates of chemical reactions instructional activity, students read about the various factors that influence the rate of chemical reactions such as surface area, concentration, temperature and catalysts. Students answer eight...
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Titration
For this titration worksheet, high schoolers read about titrations or neutralization reactions used to determine the concentration of acids or bases. They are given sample problems used to find the concentrations of acids or bases....
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Writing Lewis Structures
In this Lewis structures learning exercise, students read about drawing Lewis structures and how to identify valence electrons. They draw Lewis structures for eight given compounds.
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Applying the Gas Laws
In this gas laws worksheet, learners solve eleven problems using the various gas laws to find temperature, pressure, and volume of gases.
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Finding the Oxidation State
In this oxidation state worksheet, students are given rules for assigning oxidation numbers and a chart showing the oxidation states of the elements of a given compound. Students use the rules and the example to find the oxidation states...
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Physical vs. Chemical Changes and "The Code"
In this chemical and physical change worksheet, students read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....
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Naming and Covalent Compounds
For this naming and covalent compounds worksheet, 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 polyatomic...
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Naming Compounds
In this naming compounds worksheet, high schoolers are given a chart to determine if the compound they are naming is ionic, covalent or polyatomic. Students practice identifying and naming ionic, covalent and polyatomic compounds. They...
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Classifying Chemical Reactions
In this chemical reactions worksheet, students learn about the 5 types of chemical reactions as well as endothermic and exothermic reactions. Students are given 5 equations to balance and they identify the type of reaction for each...
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The Sun
In this sun worksheet, students are given a diagram of 8 structures of the sun and they label each structure with a given term. They also fill in 8 blanks to complete sentences about the sun, its characteristics and the layers of its...
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Properties of Matter
In this properties of matter instructional activity, students answer 6 questions related to matter. They classify and categorize given statements as chemical or physical properties, they identify chemical and physical changes and they...
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Mixed Review
In this chemistry worksheet, students solve chemical equations and define terminology using previous knowledge. There are 8 review questions.
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Writing the Complete Equation
In this writing equations activity, students are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.
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Equilibrium Review Sheet
In this equilibrium worksheet, students answer 5 questions about reactions reaching equilibrium, the concentration of the products and reactants when they reach equilibrium, and the effects of temperature changes, quantities of reactants...
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Early Atomic Theory Homework
In this early atomic theory worksheet, learners answer 4 questions about the Law of Definite Proportions, the Law of Conservation of Mass and Dalton's Laws. Students are given 5 statements to determine if each true statement supports or...
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The Difference Between Acids and Bases Using Different Indicators
Learners identify the differences between acids and bases. In this acids and bases lesson plan, students identify and distinguish between acids and bases. They use household products to test the ph levels. They test the ph levels by...
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Indicators For Acids and Bases
Fourth graders compare the color of cabbage water when acids and bases are mixed in. In this acids and bases lesson plan, 4th graders use cabbage water and mix in acids and bases that the teacher prepares before hand. They observe the...
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Molecular Forces at Work: Creating Soap Bubbles
Students investigate adhesion, cohesion and surface tension. In 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...
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Acid(s)-Base(s) Detective
Students investigate acids, bases, indicators and universal indicators. In this acid and base lesson plan, students test 6 samples with litmus paper and determine if they are acids or bases. They separate out 7 samples using litmus paper...
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Chemical Composition of American Coins
Students investigate the chemical composition of pennies dated 1983 or later. In this chemical composition of American coins lesson plan, students scratch the surface of the penny to expose the zinc core. They put the penny in...
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Acidity of Foods
Students investigate the acidity of foods using titration. In this acidity of foods lesson plan, students find the acid concentration of 4 fruit juices by titrating them each with sodium hydroxide and an indicator to find the end point. ...
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