新课程标准把培养学生科学素养作为课程目标,那么从学生科学素养发展的三个维度(知识与技能、过程与方法、情感态度与价值观)上看,也就是让学生正确理解化学知识,学会应用化学知识探究自然,树立科学的世界观,形成初步的科学研究能力和用化学知识解决实际问题的能力。化学实验是使学生由感性认识到理 The new curriculum standards to cultivate students ’scientific literacy as the goal of the curriculum, then from the three dimensions (knowledge and skills, process and method, emotional attitude and values) of students’ scientific literacy development, that is, to enable students to correctly understand the chemical knowledge and learn to apply Chemical knowledge explores nature, establishes a scientific outlook on the world, forms preliminary scientific research capabilities, and uses chemical knowledge to solve practical problems. Chemistry experiment is to enable students to perceive reason from sensibility