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    Chemistry The Central Science Study Set 3
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    Exam 3: Stoichiometry: Calculations With Chemical Formulas and Equations
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    Of the Reactions Below, Which One Is a Decomposition Reaction
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Of the Reactions Below, Which One Is a Decomposition Reaction

Question 76

Question 76

Multiple Choice

Of the reactions below, which one is a decomposition reaction?


A) 2CH4 + 4O2 -2CO2 + 4H2O
B) 2Mg + O2 - 2MgO
C) Cd(NO3) 2 + Na2S - CdS + 2NaNO3
D) 2N2 + 3H2 - 2NH3
E) NH4Cl - NH3 + HCl

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