Sodium peroxide is a chemical compound with the formula Na2O2. It appears as a white or yellowish solid and is primarily used as a bleaching agent and in the production of hydrogen peroxide. Sodium peroxide reacts with water to release oxygen, making it useful in various applications, including wastewater treatment and as a disinfectant. In addition to its industrial uses, sodium peroxide can also serve as a strong oxidizing agent in chemical reactions. It is important to handle this compound with care, as it can be reactive and may pose safety hazards if not managed properly.