Holmium(III) hydroxide is an inorganic compound with the chemical formula Ho(OH)3. .mw-parser-output .ib-chembox{border-collapse:collapse;text-align:left}.mw-parser-output .ib-chembox td,.mw-parser-output .ib-chembox th{border:1px solid #a2a9b1;width:40%}.mw-parser-output .ib-chembox td+td{width:60%}
Holmium(III) hydroxide reacts with acids to produce holmium(III) salts:
Holmium(III) hydroxide undergoes thermal decomposition to HoO(OH) at elevated temperatures. Further decomposition at higher temperatures produces Ho2O3.