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2013年新课标理综试卷化学部分第27题(15分)为无机工艺流程题,这是新课标卷首次出现的题型。此类试题的特点是源于生产实际,以探究化学实际问题为思路进行设问,要求考生运用化学反应原理解释、分析化工问题。试题充分体现了理论与实际相结合的特点,难度中等偏上。通过实际调研发现,由于学生在高考模拟试卷中鲜见此类题型,重视不够,导致学生高考时得分不够理想。因此,特对该题做详细分析,希望对2014届考生备考有所帮助。原题及答案略。【分析】本题意在考查学生对化工流程的分析能力及对流程中涉及的化学原理的分析
The 2013 New Course of Science Comprehensive Test Paper Chemistry part 27 (15 points) for inorganic process problems, this is the first time the new curricula standard questions. The characteristics of such questions stems from the actual production, to explore the practical problems of chemistry as a way to set questions, requiring candidates to use chemical reaction theory to explain and analyze chemical problems. Test questions fully reflect the combination of theory and practice characteristics, the difficulty of the upper middle. Through the actual survey found that due to the students in the college entrance examination papers rarely seen such questions, not enough attention, resulting in college entrance scores score less than ideal. Therefore, special analysis of the problem in detail, hope that the 2014 candidates for examination will help. The original question and answer slightly. [Analysis] This question is intended to examine students’ ability to analyze chemical processes and to analyze the chemistry involved in the process