Oxidation Reduction MCQs – Chapter 6 DAE 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) CO2 (B) SO2 (C) O2 (D) H2Show All Answers 3. In reduction the addition of ——-takes place (A) H2 (B) CO2 (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) Normal oxide (B) Peroxide (C) Sub oxide (D) SuperoxideShow All Answers 6. H2O2 is an example of (A) Amphoteric oxide (B) Normal oxide (C) Basic oxide (D) Acidic oxideShow All Answers 7. In super oxide the oxidation number of oxygen is (A) 1 (B) 1/4 (C) 1/2 (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) Al (B) S (C) I2 (D) HShow All Answers 10. Which one is reducing agent? (A) H2O2 (B) O3 (C) SO2 (D) O3Show All Answers 11. ZnO and Al2O3 are example of (A) Amphoteric oxide (B) Basic oxide (C) Acidic oxide (D) Neutral oxideShow All Answers 12. Which one is not per oxide? (A) Na2O2 (B) H2O2 (C) CaO (D) BaO2Show 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) N2O (B) K2O (C) CaO (D) CO2Show 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) SO2 (B) CO2 (C) N2O (D) P2O5Show All Answers 18. The formula of normal oxide is (A) C4O3 (B) CO2 (C) C3O2 (D) C3O4Show All Answers 19. ZnO is an example of… (A) Neutral oxide (B) Basic oxide (C) Amphoteric oxide (D) Acidic oxideShow All Answers 20. KMnO4 is an….. (A) Oxidizing agent (B) Reducing agent (C) Acid (D) BaseShow All Answers
