学生开始学习化学的年龄是十四五岁 ,这个时期学生在生理、心理上逐渐向成人靠近 ,智力接近成熟 ,开始了辩证思维 ,抽象思维从“经验型”向“理论型”转化。同时拥有强烈的好奇心、敏感的自尊心、薄弱的自控力和善变的可塑性。他们敢说敢干、追求独立和自主 ,希望自己的个性能 The age at which students began to study chemistry was 14 or 5 years old. During this period, students gradually approached adults and their intelligence approached maturity. They began dialectical thinking, and abstract thinking shifted from “experienced” to “theoretical”. At the same time, it has strong curiosity, sensitive self-esteem, weak self-control, and fickle plasticity. They dare to say that they dare to do it, pursue independence and autonomy, and hope their own performance.