Chemical Equations And Reactions
C.P. ChemistryTest Unit 8Study GuideChemical Equations and Reactions Recognize evidence of chemical change. Identify the reactants and products in a chemical reaction. Represent chemical reactions with equations. Know what is represented by the symbols: s, l, g, and aq. Categorize chemical reactions by type (synthesis/combination, decomposition,combustion, single replacement, and double replacement). Predict the products of a chemical reaction given the reactants. Apply the rules for balancing a chemical equation. Write complete ionic equations for reactions in aqueous solutions Identify spectator ions and write net ionic equations for reactions in aqueousSolutions
C.P. ChemistryReview SheetName:Date:Chapter 8: Chemical Equations and ReactionsBalance each of the following equations. Then write the type of reaction (combination,combustion, decomposition, single replacement, double replacement).1. PbO2 PbO O22. P O2 P4O103. Al N2 AlN4. Fe(OH)3 Fe2O3 H2O5. (NH4)2 CO3 NH3 H2O CO26. NaCl H2SO4 Na2SO4 HCl7. H2 Fe3O4 Fe H2O8. Al CuSO4 Al2(SO4)3 Cu9. C2H6 O2 CO2 H2O10.Pb(NO3)2 PbO NO2 O2Write balanced chemical reactions for each of the following reactions. Then state the type ofreaction.11.Bubbling hydrogen sulfide gas reacts with manganese (II) chloride resulting inthe formation of the precipitate manganese (II) sulfide and hydrochloric acid12.Solid magnesium reacts with nitrogen gas to produce solid magnesium nitride
13.Oxygen difluoride gas yields oxygen gas and fluorine gas14.Solid zinc metal reacts with sulfuric acid to yield aqueous zinc sulfate andhydrogen gas.15.The complete combustion of methane gas(CH4).Write the skeleton equation for each of the following reactions. Then balance each equation.State the type of reaction.16.Boron fluorine 17.Barium oxygen 18.Liquid Acetone (C3H6O) oxygen 19.Magnesium bromide
20.Nickel Magnesium Chloride 21.Magnesium Silver Nitrate 22.Calcium Nitrate Aluminum Hydroxide 23.Sodium Phosphate Manganese (II) Chloride Write the complete ionic and the net ionic equations for each of the following. Then name thespectator ions.24.H2S (aq) 25.H2SO3 (aq) 26.HNO3(aq)KHCO3(aq) FeBr3(aq) HBr(aq)NaOH (aq) H2O(l) H2O(l) Fe2S3(s) CO2(g)Na2SO3 (aq) KNO3(aq)
27.What is the net ionic equation for the aqueous reaction of perchloric acid andpotassium hydroxide?a. HClO4(aq) KOH(aq) H2O K (aq) ClO4-(aq)b. H (aq) OH-(aq) H2Oc. ClO4-(aq) K (aq) KClO4(aq)d. HClO4(aq) KOH(aq) KClO4(aq) H2Oe. HClO4(aq) KOH(aq) KClO4(s) H2O28.When propane undergoes complete combustion, the products are carbon dioxideand water.C3H8(g) O2(g) CO2(g) H2O(g)What are the respective coefficients when the equation is balanced with the smallestwhole numbers?a. 1: 1: 1: 1b. 1: 1: 3: 4c. 1: 3: 3: 8d. 1: 3: 3: 4e. 1: 5: 3: 429.Aluminum reacts with oxygen to form aluminum oxide. Which of the reactionsbelow is correct and properly balanced?a. Al(s) O(g) AlO(s)b. 2Al(s) O2(g) 2AlO(s)c. 3Al(s) O2(g) Al3O2(s)d. 4Al(s) O2(g) 2Al2O(s)e. 4Al(s) 3O2(g) 2Al2O3(s)
C.P. Chemistry Test Unit 8 Study Guide Chemical Equations and Reactions Recognize evidence of chemical change. Identify the reactants and products in a chemical reaction. Represent chemical reactions with equations. Know what is represented by the symbols: s, l, g, and aq. Categorize chemical reactions by type (synthesis/combination, decomposition,
Chemical Reactions Slide 3 / 142 Table of Contents: Chemical Reactions · Balancing Equations Click on the topic to go to that section · Types of Chemical Reactions · Oxidation-Reduction Reactions · Chemical Equations · Net Ionic Equations · Types of Oxidation-Reduction Reactions · Acid-Base Reactions · Precipitation Reactions
Chemical Formulas and Equations continued How Are Chemical Formulas Used to Write Chemical Equations? Scientists use chemical equations to describe reac-tions. A chemical equation uses chemical symbols and formulas as a short way to show what happens in a chemical reaction. A chemical equation shows that atoms are only rearranged in a chemical .
The Major Classes of Chemical Reactions. 4.6 Elements in Redox Reactions 4.1 The Role of Water as a Solvent 4.2 Writing Equations for Aqueous Ionic Reactions 4.3 Precipitation Reactions 4.4 Acid -Base Reactions. 4.5 Oxidation -Reduction (Redox) Reactions 4.7
Lesson Overview Chemical Reactions and Enzymes Chemical Reactions and Enzymes. Lesson Overview Chemical Reactions and Enzymes Chemical Reactions A chemical reaction is a process that changes , or transforms, one set of chemicals into another by changing the
Word & Chemical Equations Scientists represent chemical reactions in two ways: Word equations – uses chemical names, plus signs, and an arrow to show the reaction. Example: Chemical equations – uses chemical formulas, plus signs, and an arrow to show the reaction.States of matter are also shown in subscripts after each chemical substance. Example:
Chemical reactions called _ reactions give off heat. 5. Other reactions called _ reactions absorb heat and cool the immediate environment. 6. True or False. During all chemical reactions, a chemical change takes place that produces new substances with properties different than those of the original substances. .
Topic 8: Chemical Reactions Chemical Equations & Reactions (Chapter 8 in Modern Chemistry) Describing Chemical Reactions A chemical reaction is the process by which one or more substances are changed into one or more different substances. In any chemical reaction, the original substances are known as the
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