Answers TX-Chemistry B Cumulative Exam — Cumulative examQuestion 49

49

QuizMultiple Choice

Cumulative Exam — Cumulative exam

Question 49 • TX-Chemistry B

Which of the following is an oxidation-reduction reaction?

Answer

A

SO2(g) + H2O(l) H2SO3(aq)

Option A

B

CaCO3(s) CaO(s) + CO2(g)

Option B

C

Ca(OH)2(s) + H2CO3(l) CaCO3(aq) + 2H2O(l)

Option C

D

C6H12O6(s) + 6O2(g) 6CO2(g) + 6H2O(l)

Option D