综观近几年各省市中考化学试题,特别是课改区的中考化学试题,可以发现,中考化学压轴题的命题正逐步走出传统,开始向多元化的方向发展,形式上已突破了纯计算的束缚, Looking at the chemistry examination questions in the examinations of various provinces and cities in recent years, especially in the chemistry examination questions of the examinations in the curriculum reform district, we can see that the propositions of the chemical examination topics in the examinations are gradually out of the tradition and begin to develop in the direction of diversification, which has exceeded the pure calculation in form. Bondage