Chapter 5 notes - CHM 1025 Chapter 5 1. Chemical Reactions...

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Chapter 5 Toyota 1 CHM 1025 Chapter 5 1. Chemical Reactions and Equations a. A chemical reaction is _____________________________________________________________ . Atoms are not created or destroyed, but bonds between atoms can be broken and formed. i. Reactants are the ii. Products are the iii. Ex. b. Regarding heat or energy: 1. Endothermic: _______________________________________________________ 2. Exothermic: ________________________________________________________ c. Detecting chemical reactions: i. Change in colour ii. Production of light iii. Formation of a precipitate iv. Evolution of a gas v. Absorption or release of heat d. The chemical equation described the chemical reaction symbolically: e. A balanced equation has __________________________________________________________. f. Writing a balanced equation: i. Write products and reactants as correct formulas ii. Write a skeletal equation (include physical states) iii. Adjust coefficients iv. Check that it’s balanced g. Write balanced chemical equations for the following chemical equations: i. Hydrochloric acid and sodium hydroxide react to form water and a salt. ii.
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Chapter 5 notes - CHM 1025 Chapter 5 1. Chemical Reactions...

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