Quiz Writing Equations 3

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Quiz Writing Equations 3

  1. 1. Colegio San Patricio Name _____________________________________ Date ___________________ TYPE A 1.- Classify the following reactions as exothermic or endothermic a) N2 + O2 + E  NO b) H2 + N2  NH3 + E 2.- Rewrite the following as chemical equation: a) Aluminum oxide reacts with carbon to form aluminum metal and carbon dioxide gas b) Aqueous solutions of K2SO4 and barium chloride react to form a precipitate of BaSO4 and a solution of potassium chloride c) Calcium carbonate (CaCO3) decomposes when burned to produce carbon dioxide gas and calcium oxide solid d) Hydrogen peroxide (H2O2) decomposes in presence of MnO2 as a catalyst to form liquid water and oxygen gas 3.- Name the following compounds. a) NaHCO3 c) Ca(NO3)2 b) K2SO4 d) Al(C2H3O2)3 Colegio San Patricio Name _____________________________________ Date ___________________ TYPE B 1.- Classify the following reactions as exothermic or endothermic a) SO2 + O2  SO3 + E b) CaCO3 + E  CaO + CO2 2.- Rewrite the following as chemical equation: a) Nitrogen monoxide gas and oxygen gas react to form nitrogen dioxide gas b) Carbon monoxide gas and oxygen gas react in the presence of platinum as a catalyst to form carbon dioxide gas. c) Solutions of AgNO3 and potassium chloride react to form a solution of KNO3 and a precipitate of AgCl d) C2H2 burns with oxygen gas to form carbon dioxide gas and water vapor 3.- Name the following compounds. a) MgCO3 c) Li2Cr2O7 b) Na2SO3 d) KCN
  2. 2. Colegio San Patricio Name _____________________________________ Date ___________________ TYPE C 1.- Classify the following reactions as exothermic or endothermic a) KClO3 + E  KCl + O2 b) H2 + N2  NH3 + E 2.- Rewrite the following as chemical equation: e) Aqueous solutions of KOH and FeCl3 react to form a precipitate of Fe(OH)3 and a solution of potassium chloride f) Magnesium carbonate (MgCO3) decomposes when burned to produce carbon dioxide gas and magnesium oxide solid g) Hydrogen peroxide (H2O2) decomposes in presence of MnO2 as a catalyst to form liquid water and oxygen gas h) Phosphorus reacts with liquid bromine to produce aluminum bromide 3.- Name the following compounds. a) KHCO3 c) MgNO3 b) Li2SO4 d) Ba(C2H3O2)2 Colegio San Patricio Name _____________________________________ Date ___________________ TYPE D 1.- Classify the following reactions as exothermic or endothermic a) SO2 + O2  SO3 + E b) CaCO3 + E  CaO + CO2 2.- Rewrite the following as chemical equation: a) Nitrogen dioxide gas and liquid water react to form HNO3 solution and nitrogen monoxide gas b) Carbon monoxide gas and oxygen gas react in the presence of platinum as a catalyst to form carbon dioxide gas. c) Aqueous solutions of KOH and FeCl3 react to form a precipitate of Fe(OH)3 and a solution of potassium chloride d) Calcium carbonate (CaCO3) decomposes when burned to produce carbon dioxide gas and calcium oxide solid 3.- Name the following compounds. a) CaCO3 c) K2Cr2O7 b) Li2SO3 d) Al(OH)3

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