Oxidation and Reduction MCQs 20 min Score: 0 Attempted: 0/20 Subscribe 1. . In H2O2 the oxidation number of oxygen is (A) 1 (B) 2 (C) 1/2 (D) +2Show All Answers 2. . In Oxidation removal of ______ takes place (A) H2 (B) CO2 (C) O2 (D) SO2Show All Answers 3. . In reduction the addition of ______ takes place (A) CO2 (B) H2 (C) O2 (D) SO2Show All Answers 4. . CaO is an example of (A) Sub oxide (B) Superoxide (C) Peroxide (D) Normal oxideShow All Answers 5. . Na2O2 is an example of (A) Peroxide (B) Superoxide (C) Sub oxide (D) Normal oxideShow All Answers 6. . H2O2 is an example of (A) Acidic oxide (B) Amphoteric oxide (C) Basic oxide (D) Normal oxideShow All Answers 7. . In superoxide the oxidation number of oxygen is (A) 1/2 (B) 1/4 (C) 1 (D) 2Show All Answers 8. . C3O2 is an example of (A) Normal oxide (B) Peroxide (C) Sub oxide (D) Amphoteric oxideShow All Answers 9. . Which one is oxidizing agent? (A) H (B) S (C) Al (D) I2Show All Answers 10. . Which one is reducing agent? (A) H2O2 (B) O3 (C) O3 (D) SO2Show All Answers 11. . ZnO and Al2O3 are example of (A) Acidic oxide (B) Basic oxide (C) Neutral oxide (D) Amphoteric oxideShow All Answers 12. . Which one is not peroxide? (A) BaO2 (B) H2O2 (C) Na2O2 (D) CaOShow All Answers 13. . Which one is normal oxide? (A) K2O (B) H2O2 (C) Na2O2 (D) BaO2Show All Answers 14. . Which one is neutral oxide? (A) K2O (B) CO2 (C) CaO (D) N2OShow All Answers 15. . Which one is not basic oxide? (A) CO2 (B) CaO (C) MgO (D) K2OShow All Answers 16. . H2O2 is a strong (A) Oxidizing agent (B) Reducing agent (C) Acid (D) BaseShow All Answers 17. . Which oxide is not acidic? (A) N2O (B) CO2 (C) SO2 (D) P2O5Show All Answers 18. . The formula of normal oxide is (A) CO2 (B) C3O4 (C) C3O2 (D) C4O3Show All Answers 19. . ZnO is an example of (A) Neutral oxide (B) Acidic oxide (C) Basic oxide (D) Amphoteric oxideShow All Answers 20. . KMnO4 is an (A) Reducing agent (B) Acid (C) Oxidizing agent (D) BaseShow All Answers
