元素周期律和元素周期表的知识是高考命题的重点和必考的考点,试题类型主要是:根据概念判断一些说法的正确性;比较粒子中电子数及电荷数的多少;粒子半径的大小比较;周期表中元素的推断等.根据试题类型采用不同的方法技巧,是快速、准确解答本部分试题的关键,下面结合实例具体分析如下: Periodic table of the elements and the knowledge of the periodic table of the college entrance examination is the focus of the exam and will test the main types of questions are: According to the concept to determine the correctness of some of the statements; compare the number of particles in the number of electrons and the number of charges; ; Periodic table element inference, etc. According to the type of test questions using different methods and techniques, is the key to quickly and accurately answer this part of the test, the following specific examples as follows: