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Chemistry 11.2

Chapter 11-Section 11.2-Types of Chemical Reactions

QuestionAnswer
11.2 What are the five general types of reactions? 1. combination 2. decompoostion 3. single-replacement 4. double-replacement 5. combustion.
11.2 How can you predict the products of the five general types of reactions? The number of the elements and/or compounds reacting is a good indicator of possible reaction type and thus possible products.
11.2 Combination Reaction a chemical change in which two or more substances react to form a single new substance
11.2 decomposition reaction a chemical change in which a single compound breaks down into two or more simpler products
11.2 single-replacement reaction a chemical change in which one element replaces a second element in a compound
11.2 activity series a list of metals in order of decreasing reactivity
11.2 double-replacement reaction a chemical change involving an exchange of positive ions between two compounds
11.2 combustion reaction a chemical change in which an element or a compound reacts with oxygen
11.2 What are the three types of products that result from double-replacement reactions? One in sonly slightly soluble, one is a gas, and one is a molecular compound
11.2 What is a characteristic of every combination reaction? The reactants are two elements and the product os a single substance
11.2 What is a distinguishing feature of every decomposition reaction? It involves only one reactant and two or more products
11.2 What substance is common to all combustion reactions? O2
Created by: ninabug1
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