MDCAT Chemistry MCQ #5415

Sodium peroxide is often used as an oxidizing agent. What are the products when sodium peroxide is added to cold water in a controlled environment?

MDCAT Chemistry MCQ #5415

  1. Question 1

    Q1. Sodium peroxide is often used as an oxidizing agent. What are the products when sodium peroxide is added to cold water in a controlled environment?

    • A) Sodium oxide and hydrogen gas
    • B) Sodium hydroxide and oxygen gas
    • C) Sodium hydroxide and hydrogen peroxide
    • D) Sodium hydride and ozone gas

    Answer: Sodium hydroxide and hydrogen peroxide

    Explanation: Sodium peroxide reacts with water to yield NaOH and H2O2; the peroxide ion O2(2-) is protonated to form hydrogen peroxide.