知识中的特殊性,常作为一种隐蔽条件在试题中设置,俗称“陷阱”。这是命题人的良苦用心,也是试题的“出彩”之处。善于分析发现这些隐藏条件,无疑能使你解题时“柳暗花明”,“茅塞顿开”。 1．反应过程中浓度变化是一个隐藏很深的条件, 中学常见以下两种情况:(1)反应过程中的反应物浓度 The particularity of knowledge is often set as a hidden condition in test questions, commonly known as the “trap.” This is the good intentions of the proposition person, and it is also the “out of color” place of the questions. Being good at analyzing and discovering these hidden conditions will undoubtedly enable you to solve the problem when you are “very bright and clear” and “Maussai is open”. 1. The change of concentration during the reaction is a deeply hidden condition. The following two situations are common in middle schools: (1) Reactant concentrations during the reaction