化学实验是历年高考的必考内容,也是考生在高考中失分较多的地方,现将2007年高考中有关实验的热点内容总结如下。1.化学常用仪器的主要用途和使用方法考查学生在实验中是否注意到仪器的大小规格; The chemical experiment is a must-examination content of the college entrance examination over the years, and it is also a place where candidates lose more points in the college entrance examination. The hot topics of the relevant experiments in the 2007 college entrance examination are summarized below. 1. The main purpose of the commonly used chemical instruments and the use of methods to examine students in the experiment whether to note the size of the instrument specifications;