Q2. Under the Examples" column in Table 2, Place the letters, a thru j, from the reactions from Q2 that identi fies each reaction type. Table 2. Four Types of Chemical Reaction |Type of Reaction Description USE EACH LETTER a thur Examples (from Q1) Format Combination Two reactants combine to A+B → C give the product. One reactant breaks down | A→B+C Decomposition into two or more products. One reactant replaces a part of the second |reactant. Two reactants "switch" Single Replacement A +BX →B +AX Double AX+BY → AY+BX Replacement partners with each other. III. FURTHER STUDIES To identify the type of rxn use: C composition DE decomposition SR single replacement DR double replacement Q3. Balance the foll owing chemical equations and classify each as to type listed on Table 2. (a) This is an explosive reaction occurring when ammonium nitrate (NH,NO3, a fertilizer) is heated. - NH,NO; → N2 + 0 + H2O Туре: (b) This is an exothermic reaction in which sulfuric acid (H2SO2) is neutralized by lye (NaOH). H2SO4 + NAOH → Na2SO4 + H2O Туре: (c) This exothermic reaction occurs when nitric acid (HNO;) neutralizes magnesium hydroxide, Mg(OH)2. HNO; + _Mg(OH)2 Mg(NO:)2 + H2O Туре: (d) Scrap iron (Fe) reacts with stibnite (Sb2S3, a black mineral) to produce pure antimony (Sb). Fe +Sb,S; →_ Fes +_ Sb Туре: — (e) Charcoal (C) burms with insufficient oxygen (O) to produce carbon monoxide (CO), a toxic gas. C + CO Туре: (f) A precipitation reaction in which a black precipitate (CuS) is formed. _Cu(NO3)2 + NazS Cus NANO; Туре: (g) An exothermic reacti on in which sulfuric acid (H2SO4) neutralizes aluminum hydroxide (Al(OH);). _Al(ОН)з + H2 SO4 → Al2(SO4)3 + H2O Туре: An endothermic reaction in which limestone (CaCO;) is converted to quicklime (CaO) in a 800°C kiln. Сао + CO2 СаСОз Copper (Cu, a cheap metal) reacts with silver nitrate (AGNO3, a silver-containing mineral) to yield metallic silver (Ag, a precious metal). Туре: A NO; + Ag + Cu(NO3)2 Туре: Cu →
Q2. Under the Examples" column in Table 2, Place the letters, a thru j, from the reactions from Q2 that identi fies each reaction type. Table 2. Four Types of Chemical Reaction |Type of Reaction Description USE EACH LETTER a thur Examples (from Q1) Format Combination Two reactants combine to A+B → C give the product. One reactant breaks down | A→B+C Decomposition into two or more products. One reactant replaces a part of the second |reactant. Two reactants "switch" Single Replacement A +BX →B +AX Double AX+BY → AY+BX Replacement partners with each other. III. FURTHER STUDIES To identify the type of rxn use: C composition DE decomposition SR single replacement DR double replacement Q3. Balance the foll owing chemical equations and classify each as to type listed on Table 2. (a) This is an explosive reaction occurring when ammonium nitrate (NH,NO3, a fertilizer) is heated. - NH,NO; → N2 + 0 + H2O Туре: (b) This is an exothermic reaction in which sulfuric acid (H2SO2) is neutralized by lye (NaOH). H2SO4 + NAOH → Na2SO4 + H2O Туре: (c) This exothermic reaction occurs when nitric acid (HNO;) neutralizes magnesium hydroxide, Mg(OH)2. HNO; + _Mg(OH)2 Mg(NO:)2 + H2O Туре: (d) Scrap iron (Fe) reacts with stibnite (Sb2S3, a black mineral) to produce pure antimony (Sb). Fe +Sb,S; →_ Fes +_ Sb Туре: — (e) Charcoal (C) burms with insufficient oxygen (O) to produce carbon monoxide (CO), a toxic gas. C + CO Туре: (f) A precipitation reaction in which a black precipitate (CuS) is formed. _Cu(NO3)2 + NazS Cus NANO; Туре: (g) An exothermic reacti on in which sulfuric acid (H2SO4) neutralizes aluminum hydroxide (Al(OH);). _Al(ОН)з + H2 SO4 → Al2(SO4)3 + H2O Туре: An endothermic reaction in which limestone (CaCO;) is converted to quicklime (CaO) in a 800°C kiln. Сао + CO2 СаСОз Copper (Cu, a cheap metal) reacts with silver nitrate (AGNO3, a silver-containing mineral) to yield metallic silver (Ag, a precious metal). Туре: A NO; + Ag + Cu(NO3)2 Туре: Cu →
Chemical Principles in the Laboratory
11th Edition
ISBN:9781305264434
Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Chapter21: Rates Of Chemical Reactions, Ii. A Clock Reaction
Section: Chapter Questions
Problem 1ASA
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