高考化学实验题历年都是考生考试丢分较多的题型之一,试题中考的都是中学化学中最普通、最常用的原理,但问题情境是新的,使得一些同学不知如何入手。要解决这个问题,首先要理解实验目的、反应原理和装置原理;其次是要熟悉高考化学实验题的类型,方可做到从容应考并 The college entrance examination chemistry experiment year is one of the questions that the examinee’s examination loses more points. The examination questions are the most common and most commonly used principles in middle school chemistry, but the problem situation is new, making some students do not know how to start. To solve this problem, we must first understand the purpose of the experiment, the principle of reaction and the principle of the device; secondly, we must be familiar with the types of chemistry test questions for college entrance examinations before they can be easily tested.