Chromium(II) acetate, also known as chromous acetate, is a chemical compound with the formula Cr2(CH3CO2)4(H2O)2. This compound is known for its striking red color and remarkable chemical structure, which features a quadruple bond. Chromous acetate is an important coordination complex and is frequently used in chemical research. The synthesis of chromous acetate is considered a challenging exercise that tests students' skills in organic chemistry, as the compound is highly sensitive to air and exhibits dramatic color changes upon oxidation. It exists in both hydrated and anhydrous forms, which expands its application in various chemical processes.