Comparative Study on the Characteristics of Novice and Experienced Junior High School Chemistry Teachers' Instruction Behaviors of the “Acid and Alkaline” Unit
YUAN Xu-Fu1,2, ZHENG Chang-Long2**, HE Peng2, SHAN Yuan-Yuan2
1. Panlong Experimental School Affiliated to Northeast Normal University, Kunming 650051, China;
2. Institute of Chemistry Education, North East Normal University, Changchun 130024, China
