8
QuizMultiple Choice
Oxidation-Reduction — Cumulative exam
Question 8 • 2026-2027_MDCPS_2003345_Chemistry_1_B-CR
The following reaction occurs in a car’s catalytic converter.2NO(g) + 2CO(g) N2(g) + 2CO2(g) Which answer best describes the reducing and oxidizing processes in this reaction?
Answer
A
NO and CO are both reducing agents.B
NO and CO are both oxidizing agents.C
The oxidation state of nitrogen in NO changes from +2 to 0, and the oxidation state of carbon in CO changes from +2 to +4 as the reaction proceeds.D
The oxidation state of nitrogen in NO changes from 0 to +2, and the oxidation state of carbon in CO changes from +4 to +2 as the reaction proceeds.