This study was aimed at exploring the level of influence of emotional intelligence on academic achievement in chemistry among higher secondary students and to examine the prediction of emotional intelligence on social maturity of higher secondary students. The methodology adopts a normative survey study, nine hundred fifty students one district of Dharmapuri of Tamil Nadu, India. Both male and female higher secondary students and using by stratified random sampling technique. The data was analyzed with statistics, percentage and multiple regression. The findings of the study are the level of emotional intelligence and academic achievement in chemistry and of higher secondary students is moderate. The results also revealed that the emotional intelligence is dependent on the social maturity of higher secondary students. Emotional intelligence and is significant predictor of social maturity with the magnitude of 65% of variance.