METHOD FOR PREPARING IRON NITRATE OXYHYDROXIDE, CATHODE CONTAINING IRON NITRATE OXYHYDROXIDE PREPARED THEREBY FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING SAME

A method for preparing an iron oxyhydroxynitrate, a positive electrode for a lithium secondary battery including the iron oxyhydroxynitrate prepared therefrom, and a lithium secondary battery including the same. The positive electrode for the lithium secondary battery containing the iron oxyhydroxynitrate includes the iron oxyhydroxynitrate represented by the following Formula 1: FeO(NO)(OH), wherein 0