无机框图推断是对常见元素的单质及其重要化合物相互关系的考查,常融元素化合物、基本理论、计算于一体,侧重考查考生的思维能力和综合应用能力。氢、氯、硫、氧、氮、碳、钠、铝、铁等元素是这类题的热点。解决这类问题,首先要读懂题意和图意,找准突破口(题眼),从自己的记忆中找 Inorganic block diagram inference is a common element of the simple substance and its important compounds of the relationship between the test, often melting elements and compounds, the basic theory, calculated in one, focusing on examining the examinee’s thinking ability and comprehensive application ability. Hydrogen, chlorine, sulfur, oxygen, nitrogen, carbon, sodium, aluminum, iron and other elements of such topics is the hot spot. To solve such problems, we must first understand the meaning and meaning, pinpoint the breakthrough (title), from their memory to find