SUMMARY
As in all sciences, interpersonal interactions develop new approaches. One of them is emotional intelligence (EQ), “observing and understanding capacity own and other’s emotion, definition of different type of emotion; and knowledge that you learned using to know other’s emotion and understanding. The purpose of this study is to determine EQ competence acquisition levels of senior students in secondary education system according to teacher perceptions. A survey method was used as the main research approach. Participants were 262 teachers who were selected from seven secondary schools in Adapazari that were selected randomly. Research questions were tested with ANOVA that includes Observed Power and Partial Eta analysis and t-test that includes Cohen d analysis. Results revealed that students, who have higher academic achievements, have the highest level in EQ traits as well. Science and Anatolian Secondary Schools’ students have higher EQ levels as cognitive skills.