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Effects of Ozone Depletion
Explore the causes of ozone depletion and the effect on plankton, algae, plants, amphibians, and humans. Learn how the Montreal Protocol has possibly helped reverse the decline of the ozone layer. Warning: photos of skin and eye damage...
Chymist
Empirical Formula of a Compound
Because of the work of John Dalton, we are able to write formulas for compounds. The hands-on experiment has scholars prepare a compound from its elements. Using mass data, individuals write the empirical formula for the compound.
National Institute of Open Schooling
General Characteristics of the p-Block Elements
The 20th installment in a series of 36 focuses on the characteristics of the p-block elements. Learners discuss, read about, and answer questions pertaining to the occurrence of these elements in nature, their electron configurations,...
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Chemical Word Equations
In this chemical reaction worksheet, students write a balanced equation for each of the word equations given. This worksheet has 12 problems to solve.
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Stoichiometry
In this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
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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. Â The next fifty give the formula and the name is required. Â You could also use...
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Conserving Chemical Resources
Young scholars balance chemical equations and solve for gram to mole ratios.
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The Biogeochemical Cycles
The majority of this presentation is a collection of diagrams and graphs that back your lecture on biogeochemical cycles. The last few slides define ecosystems and the Gaia hypothesis. You may find these slides valuable, but will...
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The Chemical Detective
In this chemical detectives worksheet, students perform 6 tests on various unknown solutions including a test for chloride ion, sulphate ions, carbonate ions, iron (III) ions, iron (II) ions and copper (II) ions. Students record their...
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Qualitative Analysis
In this qualitative analysis worksheet, students read about all the different tests that can be done in chemistry to give qualitative results. Tests include flame tests, forming precipitates with sodium hydroxide, using sodium hydroxide...
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Word Equation Questions
In this chemical equations worksheet, high schoolers 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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Nomenclature Worksheet
In this chemical compounds worksheet, high schoolers write the correct chemical name for the given formulas and then write the correct chemical formula for the given compounds. This worksheet has 30 problems to solve.
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Chemistry - Naming and Formulas
In this compounds learning exercise, students write the correct name of the chemical formulas given and write chemical formulas for the given compound names. This learning exercise has 42 problems to solve.
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TESI 04 Lesson Plan
Learners write and balance five chemcial equations which have been observed throughout the process of completing the experiment. They use vacuum filtration to recover suspeneded particals from a colloidal suspension. Students correctly...
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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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Equilibrium Review Sheet
In this equilibrium instructional activity, 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...
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Some Halogen Chemistry
In this halogen chemistry learning exercise, students complete a practical to gain experience making observations of inorganic halogens and their salts. Students make observations of changes that take place in each chemical reaction and...
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Physical and Chemical Changes
Young scholars observe examples of physical changes that can take place between the three states of matter and develop common sense and intuition in distinguishing between chemical and physical changes. They observe diagrams on the board...
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Kinetics
In this kinetics worksheet, students answer a variety of questions. They find reaction rates, determine the order of reactions and they determine rate constants. They calculate the half-life for reactants and they answer questions about...
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States of Matter
Students examine the properties of solids, liquids, and gasses. In this states of matter instructional activity, the teacher guides students through a series of experiments to illustrate each state of matter and how matter changes from...
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Writing Equations
In this chemistry worksheet, high schoolers practice creating chemical equations given the names of the compounds. The answers are included in the set of sheets.
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Rate Expression Worksheet
In this reactions worksheet, students determine the rate expression of the given reaction plus the order of the reaction in each of the reagents. This worksheet has 3 problems to solve.
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Stoichiometry Problems
In this stoichiometry worksheet, students practice calculating mass or volume for specific chemical reactions. This worksheet has 5 problems to solve.
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Water Pollution
Students explore the causes of water pollution. In this environmental lesson, students conduct experiments with natural filtration systems.