[考纲要求]1.了解化学平衡建立的过程,理解化学平衡常数的含义,能够利用化学平衡常数进行简单的计算。2.理解外界条件(如浓度、温度、压强、催化剂等)对化学平衡的影响,认识其一般规律。3.了解化学平衡的调控在生活、生产和科学研究领域中的重要作用。下表为2012年各地高考命题中涉及化学平衡的部分考查情况。 [Syllabus requirements] 1. Understand the process of chemical equilibrium established understanding of the meaning of chemical equilibrium constant, the chemical equilibrium constant can be used for simple calculations. 2. Understand the impact of external conditions (such as concentration, temperature, pressure, catalyst, etc.) on the chemical equilibrium, to understand its general laws. 3. Understand the important role of chemical balance in the fields of life, production and scientific research. The following table shows some of the examinations involved in the chemical equilibrium in the college entrance examination propositions in 2012.