2014年全国高考,新课程卷Ⅰ理科综合36题是考查《化学与技术》模块的一道选做题,本文仅对该题做以分析。一、题目磷矿石主要以磷酸钙[Ca3(PO4)2·H2O]和磷灰石[Ca5F(PO4)2、Ca5(OH)(PO4)3]等形式存在。图1为目前国际上磷矿石利用的大致情况,其中湿法磷酸是指磷矿石用过量硫酸分解制备磷 2014 national college entrance examination, the new curriculum volume I science comprehensive 36 questions is to examine the “chemistry and technology” module an optional question, this article only to do the analysis. First, the topic phosphate rock mainly calcium phosphate [Ca3 (PO4) 2 H2O] and apatite [Ca5F (PO4) 2, Ca5 (OH) (PO4) 3] and other forms exist. Figure 1 for the current international phosphate rock use of the general situation, including wet-process phosphoric acid refers to phosphate rock with excessive sulfuric acid decomposition of phosphorus