Drill 1 2 3 What symbol is used
Drill: 1. 2. 3. What symbol is used to separate two reactants or two products? What symbol is used to separate reactants from products? Using the symbols from your answers above write a balanced chemical equation.
Objective: n The student will be able to: n Analyze a written formula or word equation in order to define the type of reaction.
SAT Enrichment: n Equations must be balanced in order to obey… a. Dalton’s Atomic Theory b. Law of Conservation of Energy c. Law of Conservation of Mass d. Law of Definite Composition e. Law of Multiple Proportions
HSA Question: n Which of these best describes the effects of human disturbance on the black skimmer’s eggs? a. A biotic factor b. An allele c. A niche d. An abiotic factor
Chemical Equations What symbols must be used?
Engagement: n Quiz: Word equations and Balancing Chemical Equations (10 min)
Exploration: n Work in pairs in order to complete Writing chemical Equations worksheet. (20 min) n n Review as a class. Use pages 330 -339 (red book) to complete Cornell Notes. (15 min) n Review as a class.
Explanation n Complete n n Classification of chemical reactions worksheet Predicting products of chemical reactions worksheets
Homework Assignment: n Types of chemical reactions
Extension (10 min) n Making gold
Summary Questions: 1. 2. 3. 4. 5. How many different types of reactions are there? What are the different types of reactions? What type of compounds are usually reactants in combustion reactions? What two compounds are the products of combustion reactions? What is a combination reaction?
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