CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES, ELECTRODE FOR LITHIUM SECONDARY BATTERIES, AND LITHIUM SECONDARY BATTERY

A cathode active material for lithium secondary batteries contains secondary particles which are an aggregate of primary particles, in which the cathode active material for lithium secondary batteries has a layered structure, the cathode active material for lithium secondary batteries contains an element M1 and an element M2, the element M1 is at least one element selected from the group consisting of Nb, W, Mo, Ta, La, B, and P, the element M2 is at least one element M2 selected from the group consisting of Ni, Co, and Mn, and (1) and (2) are satisfied.