物质推断题是利用物质(或离子)的检验方法,根据实验现象推断未知物是(或含有)什么,或可能是(或可能含有)什么。由于这类试题能很好体现能力立意,因而近年来受到高考命题专家的青睐。本文就物质推断题的设计谈些认识,供同行参考。一、物质推断题设计的内容推断是根据已知的事物来料想和判断尚未知道的事物,它可以表现为从事物发展的结果去追溯原 Material inference is the use of material (or ion) test method, based on experimental phenomena to infer what is (or contains) unknown, or may be (or may contain) what. Because of these questions can well reflect the ability of conception, which in recent years by college entrance examination proposition experts of all ages. This article talks about the design of matter inference about some understanding, for peer reference. First, the material inference problem design inference is based on the known things to think and judge things not yet known, it can be manifested as the outcome of the development of things to go back to the original