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Why Are Cells So Small?
Students examine the relationship between cell surface area and the ability of materials to diffuse through a cell. They participate in an experiment in which they determine which materials diffuse easier than others. They complete...
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Activity #9 Tye Green Blob
Students comprehend that a chemcial change produce substances with a different composition and physical and chemcial properties. They state the differences between physical and chemical changes. Pupils observe changes that occur during...
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Writing Equations
In this chemistry learning exercise, students practice creating chemical equations given the names of the compounds. The answers are included in the set of sheets.
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Deposition
Students follow carefully designed instructions to bond silver to glass thus creating a mirror. The process used, Brashear's Process, uses sugar rather than formaldehyde to reduce the compounds, but many of the chemicals are dangerous,...
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Diversity And Adaptations Of Organisms
Seventh graders investigate how organisms respond to environmental stimuli through their behavior. They observe how plants and animals respond to varying amounts of light, water and gravity.
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Formulas
There are two sheets here, with 100 problems total. The first half is a list of compounds, and your young chemists should write the chemical formula for each. The next fifty give the formula and the name is required. You could also use...
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Polyatomic Ions
Opening with a chart of common polyatomic ions, and finishing with an explanation of how to name polyatomic ions, this presentation is to the point. The links on the vocabulary page do not work, leaving you only a few slides to work...
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Ionic Compounds: Polyatomic Ions
In this compounds worksheet, students write the name or the chemical formula for the polyatomic ions given. This worksheet has 20 problems to solve.
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Ionic Formulas
In this compounds worksheet, high schoolers write the chemical formula for the chemical ionic formulas given. This worksheet has 25 problems to solve.
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Molarity and Stoichiometry
For this molarity worksheet, students apply the definition of molarity to the given balanced equations. This worksheet has 4 problems to solve.
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Displacement Reactions and Acid/Base reactions
In this reaction worksheet high schoolers complete a list of questions and decide if the products are soluble or insoluble then write out the formula.
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Identifying Types of Acids and Bases
In this acid and base worksheet, students fill in a table that gives the molecular name or formula of a compound. They must determine what type of acid or base it is and what the symbol used in the chemical calculations will be.
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Counting Atoms
In this compounds worksheet, students name the chemical compounds and determine how many atoms of each element are present. This worksheet has 16 fill in the blank questions.
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Naming Chemical Compounds
In this compounds worksheet, students write the names or formulas for the given ionic compounds and covalent compounds. This worksheet has 40 problems to solve.
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Word Equation Questions
In this chemical equations instructional activity, students are given 37 word equations and they complete each by filling in the product or reactant that is missing using words.
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Thermodynamics
High schoolers investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects...
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Activation Energy
High schoolers investigate activation energy through endothermic and exothermic reactions. In this activation energy lesson plan, students conduct 2 experiments, one is an endothermic reaction and the other is an exothermic reaction....
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More Mixed Naming Fun!
In this naming compounds worksheet, high schoolers write the chemical names of 10 ionic or covalent compounds. They also write the chemical formula for 10 ionic or covalent compounds.
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Writing Net Ionic Equations
In this ionic equations activity, students are given 20 equations to complete. They are to write the net ionic equation and indicate if a precipitate or gas is formed. In addition they are to determine if 11 compounds are acids or bases...
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WS 4.7 Writing Chemical Reactions
In this chemical reactions worksheet, students are given fourteen chemical reactions that they must write using chemical formulas for the reactants and products. They balance each equation by placing the proper coefficients in front of...
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Exothermic and Endothermic Reactions
Students observe demonstrations of exothermic and endothermic reactions and determine the changes that take place in a chemical reaction. Students observe four demonstrations showing entropy, attraction of molecules due to polarity,...
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Naming II-More Practice
In this naming chemical compounds worksheet, students are given 10 pairs of elements that bond and students write the formulas and the names of each compound. Students practice writing the formulas for compounds given the names and they...
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Chemical Equations
In this chemical equations worksheet, students balance equations. This worksheet has 22 chemical equations to write out and balance.
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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...