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阿伏加德罗常数试题(俗称NA试题)不但是高考命题的热点之一,也是平时各类考试命题的重点题型之一,该类题为单项选择试题,分值一般为4~6分,该类题涉及的素材比较丰富,能较好的考查学生思维的严密性.根据对考试大纲、以及近几年高考试题(全国理综卷、广东理综卷、江苏化学卷)的研究,不难发现NA试题命题的规律与特点.本文谈谈高考中NA试题的命题主要考查方向,以期大家了解命题人在题目选项中设
Avogadro constant questions (commonly known as NA questions) is not only one of the hot topics of college entrance examination proposition, but also usually one of the key questions of the various exam propositions, the questions for the single choice test questions, the score is generally 4 to 6 points , This kind of question involves abundant material, can better examine the student’s thinking rigor.According to the examination outline, as well as in recent year entrance examination questions (the national science volume, the Guangdong science volume, the Jiangsu chemistry volume) the research, It is not difficult to find the rules and characteristics of the NA test proposition.This article talk about the main test direction of the NA test questions in the entrance exam, in order to understand the proposition in the title options