新课程标准,虽然对化学计算降低了要求,但对学生的综合能力提高了要求·因此,在近年中考新型综合类化学计算题频频出现·其特征是把计算与其它知识有机的结合起来,使之综合性更强、思维强度更大、选拔功能更突出,这对培养学生从“量”的角度来学习和研究化学的科学素质,以及用 Although the new curriculum standards have reduced the requirements for chemical calculations, they have increased the requirements for students’ comprehensive abilities. Therefore, in recent years, the new type of comprehensive chemical calculation questions in the senior high school entrance examination has frequently appeared. Its characteristics are the combination of calculation and other knowledge organically. It is more integrated, more intensified, and more prominent in the selection function. This will train students to learn and study the scientific quality of chemistry from the perspective of “quantity” and to use