2008年武汉市中考化学试卷及答案
2008年武汉市中考化学试卷1. 第Ⅰ卷(选择题,共60分)一、选择题(选择一个正确答案,在答题卡上把代表该选项的答案涂黑。共20题,每题3分,共计60分)1.生活中,我们经常见到下列现象,其中发生了化学变化的是() A.酒精挥发 B.灯泡通电发光 C.铁生锈 D.自行车爆胎2.在常温下,铝与空气中的氧气起反应,生成一层致密的氧化物薄膜。其成分为Al2O3。Al2O3中铝的化合价是() A.-3B.+1C.+2D.+3 3.下列有关溶液的说法中,正确的是() A.凡是均一、稳定的液体都是溶液B.所有溶液中的溶剂都是水 C.所有固体物质的溶...
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