Mn(HO)2

Mn(OH)₂ is an inorganic hydroxide ceramic compound composed of manganese and hydroxyl groups, commonly encountered as a white to pale pink powder in its pure form. It appears primarily in battery manufacturing (particularly alkaline and Zn-Mn batteries) as an active cathode material, and in environmental remediation applications where it functions as an adsorbent for heavy metal ion removal from water and wastewater streams. Engineers select this material when cost-effective energy storage or chemical remediation is required, though its hygroscopic nature and thermal stability limitations mean it is often used as a precursor or in composite formulations rather than as a standalone structural ceramic.