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1、2011年下学期九年级化学上册_期末测试题_人教新课标版 22011年下学期九年级化学期末测试题 (时量:90分钟 满分:100分) 可能用到的相对原子质量: O-16 C-12 H-1 Ca-40 一、选择题(每小题2分，共40分) 原创1(化学推动了社会的进步，使我们的生活绚丽多彩。下列事实中,发生了化学变化的是( ) A(汽油挥发 B(用海水晒盐 C(切割大理石作建筑材料 D(用乙醇汽油作燃料驱动汽车 原创2(下列物质的用途主要是利用其化学性质的是( ) A(用液氮冷冻麻醉 B(一氧化碳作燃料 C. 稀有气体做电光源 D(氢气填充探空气球 改编3(居里夫人在1898年从几吨含铀的废料中提
2、炼出0.3g镭。已知镭元素的核电荷数为88，相对原子质量为226，则镭原子的核内中子数为( ) A(226 B. 88 C(138 D(31 改编4(“墙角数枝梅，凌寒独自开，遥知不是雪，为有暗香来”。诗人在远处就能闻到梅花香味的原因是( ) A. 分子很小 B. 分子是可分的 C. 分子之间有间隔 D. 分子在不断地运动 教材原题5(香烟的烟气中含有很多种有害物质，除尼古丁、焦油、二氧化碳外，还含有一种能与人体血液中血红蛋白结合的有毒气体，该气体是( ) A. CO B. O C. CO D. N 2 22改编6、在太空舱里，为了保持舱内O 、CO 气体含量的相对稳定，常用NiFeO作催化2
3、224剂将宇航员呼出的CO转化为O 。NiFeO中铁元素的化合价为+3价，则Ni的化合价为( ) 2224A(+1 B( +2 C( +3 D(+4 改编7、博士伦隐形眼镜洗涤液的主要成分是双氧水(HO)，下列关于HO的叙述中正确2222的是( ) A(HO是由氢气的氧气组成的 22B. HO是由氢元素和氧元素组成的 22engineering construction and acceptance specification for 5 GB50275-98 compressor, fan and pump installation engineering construction and
4、acceptance specification for lifting 6 HG20201-2000 construction installation engineering construction standard 7, HG . Pressure gauges, using an installed spark arrestor for acetylene cylinders, illegal carrying, using gas cylinders, each operator fined 20 Yuan. Gas bottle without the hot sun expos
5、ure measures, responsibilities of team a fine of 50 Yuan. (7) at height and the opening and provisional protective measures have been taken, the responsible unit fined 200 Yuan, construction person in charge a fine of 50 Yuan. (8) no permit to work and the job in accordance with the provisions, on t
6、he job unit fined 300 yuan, the unit will charge a fine of 100 Yuan. 7.5.3 accident penalties (1) injuries fatalities directly punished 12 million. Direct responsibility for the accident and have the corresponding responsibility of leadership, such as concerning administrative sanctions, should be b
7、rought to the company or the relevant Department. (2) personal injury accident occurred, the direct punishment 0.5-10,000 yuan, responsible for the direct responsibility for the accident and the responsibility of leadership, such as concerning administrative sanctions should be dealt with by the per
8、sonnel Department of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false,
9、 to inform the administrative leadership of the criticism, resulting in serious consequences, the pursuit of leadership, along with 500-1000 punishment. (5) significant near miss should be C. HO分子是由两个氢元素和两个氧元素构成的 22D. HO是由水分子和氧原子构成的 22改编8(燃着的火柴梗竖直向上，不如火柴梗水平放置或略向下放置燃烧的旺， 其原因是( ) A(火柴梗着火点低 B(空气中氧气不足 C
10、(火柴梗跟氧气接触面积小 D(火柴梗温度不易达到着火点 改编,(保持水的化学性质的粒子是( ) A(水分子 B(氧元素和氢元素 C(氧原子和氢原子 D(氢分子和氧分 改编10(下列实验操作中，错误的是 ( ) A(点燃可燃性气体前，先检验气体的纯度 B(制备气体前，先检查装置的气密性，再装入药品 C(掏沼气池(沼气池中有大量可燃性气体CH)前，先进行灯火试验 4D(加热高锰酸钾制取氧气后，结束实验时先将导管移出水面，然后停止加热 改编11. 下列有关催化剂的说法正确的是: A(在化学反应中催化剂只能加快其他物质的反应速率 。 B(二氧化锰是催化剂。 C(催化剂只能改变化学反应速率，不能增加或减
11、少生成物的质量。 (要使过氧化氢溶液分解出氧气必须加入二氧化锰，否则就不能发生分解反应。 D原创12(观察右图中的有关操作和现象，判断下列叙述正确的是( ) ) A. 集气瓶中的气体可能是CO B. 集气瓶的气体可能是空气 2C. 集气瓶中的气体一定是O D. 集气瓶中的气体一定是N 22原创13(燃烧柴禾时，通常把柴禾架空一些，才能燃烧得更旺，这是因为( ) A(散热的速度加快 B(聚集的热量增加 C(柴禾的着火点降低 D(柴禾与空气的接触面积增大 原创14. 在学习化学的过程中，及时对所学知识进行整理，是一种好的学习方法。以下某同学归纳中，存在错误的一组是( ) (A.元素的化学性质与最外
12、层电子数有关 B. 原子核都是由质子和中子构成 C. 原子、分子、离子都是构成物质的粒子 D. 元素的种类由质子数决定 教材原题15( 配制溶质质量分数一定的氯化钠溶液涉及的操作有:?称量 、?溶解、 ?计算，-he direct punishment 500inistrative sanctions should be dealt with by the personnel Department of the company. (3) personal injury accident occurs, ting adm10,000 yuan, responsible for the direc
13、t responsibility for the accident and the responsibility of leadership, such as concern-ould be brought to the company or the relevant Department. (2) personal injury accident occurred, the direct punishment 0.5s, shsibility for the accident and have the corresponding responsibility of leadership, s
14、uch as concerning administrative sanctionwill charge a fine of 100 Yuan. 7.5.3 accident penalties (1) injuries fatalities directly punished 12 million. Direct respon e unitge a fine of 50 Yuan. (8) no permit to work and the job in accordance with the provisions, on the job unit fined 300 yuan, thope
15、ning and provisional protective measures have been taken, the responsible unit fined 200 Yuan, construction person in chard the fined 20 Yuan. Gas bottle without the hot sun exposure measures, responsibilities of team a fine of 50 Yuan. (7) at height ansure gauges, using an installed spark arrestor
16、for acetylene cylinders, illegal carrying, using gas cylinders, each operator 2000 construction installation engineering construction standard 7, HG . Pres-98 compressor, fan and pump installation engineering construction and acceptance specification for lifting 6 HG20201-ing construction and acceptance specification for 5 GB50275engineersignificant near miss shoul
