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【免费下载】精编天津市津南区北部学区20202021学年九年级下学期第一次月考化学试题

  • 2026-01-12 13:20:29
【免费下载】精编天津市津南区北部学区20202021学年九年级下学期第一次月考化学试题

2020-2021

年度第二学期九年级第一次阶段考试卷化学

可能用到的相对原

子质量H-1O-16Na-23C-12Cl-35.5

一、选择题(本大题共10题,每小题2分,共20)每小题给出的四个选项中,只有一个最符合题意。)

1. 下列“水”能使无色酚酞溶液变红的是

A. 氨水B. 汽水C. 冰水D. 糖水

2. 下列物质的化学名称、俗名及化学式相吻合的是

A. 乙醇、酒精、C2H5OHB. 碳酸钠、小苏打、Na2CO3

C. 氢氧化钠、纯碱、NaOHD. 氢氧化钙、石灰石、Ca(OH)2

3. 下列物质露置在空气中,一段时间后质量会减少的是(

A. 烧碱固体B. 浓盐酸C. 浓硫酸D. 生铁

4. 下列化肥中,属于复合肥料的是(

A. 尿素B. 硫酸铵C. 氯化钾D. 磷酸氢二铵

5. 下列实验操作正确的是

A. 稀释浓硫酸B. 量取9.5mL液体

C. 蒸发食盐水D. 称取NaOH固体

6. 在CaCO3→CaO→Ca(OH)2→NaOH的各步转化中,所属的基本反应类型不包括(

A 化合反应

B. 分解反应

C. 置换反应

D. 复分解反应

7. 盐酸的下列用途中,能用硫酸代替的是

A. 金属表面除锈B. 实验室制取二氧化碳

C. 制造药物氯化锌D. 除去氯化钠中的少量氢氧化钠

8. 能一次将稀盐酸、稀硫酸、氯化铜溶液鉴别开的试剂是

A. Na2CO3B. Ba(OH)2C. Na2SO4D. KOH

9. 分别将下列各组物质同时加入到水中,可以得到无色透明溶液的是

A. CaCl2AgNO3KNO3B. CaCl2KClMg(NO3)2

C. Na2SO4NaOHBaCl2D. CuSC4HClNa2SO4

10. 食盐、食醋、纯碱等均为家庭厨房中常用的物质,利用这些物质能完成的实验是(  ) 

①检验自来水中是否含氯离子;②鉴别食盐和纯碱;③检验鸡蛋壳能否溶于酸;④除去热水瓶中的水垢。

A. ①②B. ①③C. ①④D. ②③④

二、选择题(本大题共5题,每题2分,共10)每小题给出的四个选项中,有12个符合题意。只有一个选项符合题意的多选不给分;有2个选项符合题意的只选一个且符合题意得1分;若选2个有一个不符合题意则不得分。

11. 下列叙述正确的是(  )

A. pH为0的溶液既不显酸性也不显碱性

B. 酸性溶液一定是酸的水溶液

C. 中和反应一定是复分解反应

D. pH=3和pH=4的溶液等体积混合后,pH=7

12. “类推”是学习化学过程中常用的思维方法,现有以下类推结果,其中正确的是() 

A. 室温下,的溶液是酸性,同理的雨水是酸雨

B. 二氧化碳能与氢氧化钙反应,所以一氧化碳也能与氢氧化钙反应

C. 酸碱中和反应生成盐和水,所以生成盐和水的反应一定是中和反应

D. 碳酸盐与盐酸反应会产生气体,所以与盐酸反应生成气体物质不一定是碳酸盐

13. 对于化学反应的分析错误的是

A. 该反应属于复分解反应B. Y中不一定含有钠元素

C. X一定是熟石灰D. X中阴离子对应的元素化合价是-1

14. 下列实验所选试剂和操作方法均正确的是

选项 

实验目的

所选试剂及操作

A

鉴别CaCO3、NaCl 和NaOH固体

分别加入适量水观察现象

B

除去KCl溶液中少最K2SO4

加入适量的BaCl2, 溶液,过滤

C

除去CO2,中的HCl气体

先通过NaOH溶液,再通过浓硫酸

D

除去铁粉中少量的硫酸铜粉末

加入足量的水溶解、过滤、洗涤干燥

A. AB. BC. CD. D

15. 甲、乙、丙、丁四种物质的相互反应关系如图所示(“—”表示相连的物质间能发生反应)。下列符合对应反应关系的选项是

选项

A

B

C

D

Ca(OH)2

CO2

H2

Fe

Na2CO3

NaOH

O2

HCl

H2SO4

CaCl2

CuO

AgNO3

BaCl2

AgNO3

HCl

K2CO3

A. AB. BC. CD. D

三、填空题(本大题共3小题,共21)

可能用到的相对原子质量Mg-24S-32Ba-137Cu-64Ca-40O-16N-14

16. 许多化学物质与日常生活紧密相连,在工农业生产中用途广泛。从①Cu NaCl Na2CO3CaCO3HCl NaOH中选择相应的物质填空:(填序号)

(1)用于制导线的是_______

(2)胃液的主要成份是_______

(3)侯德榜制碱法中的指的是_______

(4)用于配制生理盐水的是_______

(5)用熟石灰浆抹墙,日久变硬是因为有_______生成;

(6)能去除油污,可作炉具清洁剂的是_______

17. 依据所学知识回答问题

(1)人体内的CO2排出不畅时,血液的pH_______(升高”“降低不变”);浓硫酸敞口长期存放会自动溢出,这是因为它具有_______

(2)归纳总结是学习化学的重要方法,小明同学用图1总结了NaOH的四条化学性质(NaOH与四类物质能够发生化学反应)

通过网盘分享的文件:【免费下载】精编天津市津南区北部学区20202021学年九年级下学期第一次月考化学试题

链接: https://pan.baidu.com/s/1MpXN3pM5rskpuFU-c06MQA?pwd=4321 提取码: 4321 

--来自百度网盘超级会员v8的分享

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  1. CONNECT:[ UseTime:0.000515s ] mysql:host=127.0.0.1;port=3306;dbname=no_yeyulingfeng;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000601s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000897s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.005436s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000642s ]
  6. SELECT * FROM `set` [ RunTime:0.006064s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000813s ]
  8. SELECT * FROM `article` WHERE `id` = 460662 LIMIT 1 [ RunTime:0.001811s ]
  9. UPDATE `article` SET `lasttime` = 1768217400 WHERE `id` = 460662 [ RunTime:0.005736s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000313s ]
  11. SELECT * FROM `article` WHERE `id` < 460662 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.004839s ]
  12. SELECT * FROM `article` WHERE `id` > 460662 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.001201s ]
  13. SELECT * FROM `article` WHERE `id` < 460662 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.015785s ]
  14. SELECT * FROM `article` WHERE `id` < 460662 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.017929s ]
  15. SELECT * FROM `article` WHERE `id` < 460662 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006287s ]
0.148097s