Answers Chemistry Practice ExamQuestion 10

10

practice examMultiple Choice

Practice Exam

Question 10 • Chemistry

Which equation is a decomposition reaction?

Answer

A

Zn plus HCl rightarrow ZnCl sub 2 plus cap h sub 2

B

Na sub 2 cap o plus CO sub 2 rightarrow Na sub 2 CO sub 3

C

Li sub 2 CO sub 3 rightarrow Li sub 2 cap o plus CO sub 2

D

cap c sub 6 cap h sub 12 cap o sub 6 plus cap o sub 2 rightarrow CO sub 2 plus cap h sub 2 cap o

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