Symbology; balancing and types of chemical reactions CCM Online version Identify the type of chemical reactions and their symbols by Laura Aurora Nuñez Sierra 1 What type of chemical reaction is it? a Synthesis or combination b Single substitution c Double substitution d Decomposition 2 What type of chemical reaction is it? a Synthesis or combination b Single substitution c Double substitution d Decomposition 3 What type of chemical reaction is it? a Synthesis or combination b Single substitution c Double substitution d Decomposition 4 What type of chemical reaction is it? a Synthesis or combination b Single substitution c Double substitution d Decomposition 5 What does the arrow represent in the following chemical equation? a Separates reactants from products b Represents the reaction conditions c Identifies the aggregation states d Identifies the presence of a gas 6 What do the formulas, symbols, or numbers that are written on the arrow represent? a The conditions under which the reaction is carried out b The substances that will be the reactants c The substances that will be the products d Identifies the aggregation states 7 All the following substances are reactants a CaCl2 & H2CO3 b HCl & CaCl2 c CaCO3 & HCl d CaCO3 & CaCl2 8 Which are the coefficients that balance the reaction? a 1,1,3 b 2,1,3 c 2,2,1 d 2,2,3 9 Which are the coefficients that balance the reaction? a 1,3,2 b 4,3,2 c 4,3,1 d 2,3,2 10 Which are the coefficients that balance the reaction? a 2,1,2,1 b 1,2,1,1 c 1,2,1,2 d 2,2,1,1
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