Which chemical compound is represented by the formula H2O2?

The chemical compound represented by the formula H2O2 is hydrogen peroxide. This compound consists of two hydrogen atoms and two oxygen atoms, which is consistent with its chemical formula. Hydrogen peroxide is known for its use as a disinfectant and bleaching agent due to its ability to release oxygen when it decomposes. It plays a significant role in various applications, including healthcare for wound cleaning and in environmental sectors due to its oxidizing properties.

In contrast, water is represented by the formula H2O, which consists of two hydrogen atoms bonded to one oxygen atom. Ferrous sulfate is an iron compound typically represented by the formula FeSO4, and potassium iodide is indicated by the formula KI. Understanding the distinct molecular structures and formulas is crucial for recognizing and memorizing different compounds and their uses in various fields, including medicine and chemistry.