2013届甘肃省武威第五中学九年级4月月考化学试卷

适用年级:初三
试卷号:314671

试卷类型:月考
试卷考试时间:2013/7/8

1.简答题(共1题)

1.
称取氯化钠和氯化钙的固体混合物14 g,放入烧杯中,加入96 g碳酸钠溶液恰好完全反应(反应的方程式为Na2CO3+CaCl2===CaCO3↓+2NaCl)。待反应完全后过滤,称得滤液的总质量为100 g。
(1)根据质量守恒定律,可知生成沉淀的质量为___________________________。
(2)固体混合物中氯化钙的质量是多少?
(3)所得滤液中溶质的质量分数是多少?

2.单选题(共8题)

2.
R及其化合物所发生的下列反应,属于复分解反应的是
A. R+Hg(NO3)2===Hg+R(NO3)2
B. RO+COR+CO2
C. R(OH)2+2HCl===RCl2+2H2O
D. R(OH)2RO+H2O
3.
将不饱和溶液转变为饱和溶液,最可靠的方法是(  )
A.升高温度B.降低温度C.加入溶质D.倒出溶剂
4.
如图所示,广口瓶中盛有气体X,胶头滴管中盛有液体Y,若挤压胶头滴管使液体滴入广口瓶中,振荡,一段时间后可见小气球a膨胀鼓起。下表中的各组物质不会出现上述现象的是(  )

 
X
Y
A
CO
Ca(OH)2溶液
B
CO2
NaOH溶液
C
HCl
Ca(OH)2溶液
D
SO2
NaOH溶液
 
A.AB.BC.CD.D
5.
检验碳酸盐的正确方法是
A.滴加氯化钡溶液产生白色沉淀
B.滴加盐酸产生能使带火星的木条复燃的气体
C.加热,产生使澄清石灰水变浑浊的气体
D.滴加盐酸产生使澄清石灰水变浑浊的气体
6.
下列物质敞口放置在空气中较长时间后,质量会增加且不发生化学变化的是(   )
A.浓硫酸B.浓盐酸C.烧碱D.熟石灰
7.
某些食物的近似pH为,牛奶 6.3~6.6,葡萄 3.5~4.5,玉米粥 6.8~8.0,苹果 2.9~3.3,其中酸性最强的是
A.葡萄B.牛奶
C.玉米粥D.苹果
8.
家庭生活中一些常见物质的pH如下:
物质
食醋
牛奶
食盐水
牙膏
肥皂水
pH
2~3
6~7
7
8~9
9~10
 
当我们被蚊虫叮咬后,蚊虫能在人的皮肤内分泌蚁酸(具有酸的性质),从而使皮肤肿痛。要减轻痛痒,应在叮咬处涂抹下列物质中的
A.食醋B.牛奶C.食盐水D.牙膏或肥皂水
9.
展绿色食品,避免“白色污染”,增强环境意识,是保护环境、提高人类生存质量的重要措施。请回答:绿色食品是指
A.绿颜色的营养食品B.有叶绿素的营养食品
C.经济附加值高的营养食品D.安全、无公害的营养食品

3.选择题(共11题)

10.

隋朝开凿的大运河,其主要的社会作用是(    )

11.

隋朝开凿的大运河,其主要的社会作用是(    )

12.

根据中文意思填空,完成短文,并注意单词的正确拼写形式。(每空一词)

    Do you enjoy eat nuts? Have you ever tired Chinese torreya nuts(香榧)? Zhuji is {#blank#}1{#/blank#}(广泛地)known for this special kind of nuts. Most of the Chinese torreya trees are grown in the {#blank#}2{#/blank#} (东部) of Zhuji. Every autumn, the nuts are picked by the {#blank#}3{#/blank#} (当地的)people and then sent for {#blank#}4{#/blank#} (加工).Not everyone gets the ________(秘诀)of frying(炒制) the nuts. Only the experienced workers can make it. People in Zhuji take ________(骄傲)in the Chinese torreya nuts, .and the nuts are usually {#blank#}7{#/blank#} (放置)out to treat {#blank#}8{#/blank#} ( 亲属 ) and friends. Nowadays, more and more people fall in love with the nuts. And it {#blank#}9{#/blank#} (创造) good business for Zhuji. . What a great {#blank#}10{#/blank#} (影响)the Chinese torreya nuts have on Zhuji!

13.

唐太宗、武则天、唐玄宗治国举措的共同之处是(    )

14.

唐太宗、武则天、唐玄宗治国举措的共同之处是(    )

15.

阅读下列短文,从每题所给的四个选项(A、B、C和D)中选出最佳选项。

    Four seasons make a year. They a re spring, summer, autumn and winter. 

    Spring is a beautiful season. It's from March to May. In spring, trees turn green and flowers come out. Everything looks new.

    Summer is a happy season. It's from June to August. The weather is hot, so people usually wear cool clothes, go swimming and eat ice cream.

    Autumn is a colourful season. It is from September to November. In autumn, leaves on trees turn yellow. Sometimes they are yellow and red. The colours are beautiful.

    Winter is the last season. It's from December to February. In China, the weather is not the same in winter. In Beijing, it's very cold. It often snows. People often play with snow and go skating in rivers and lakes. Skating is their favorite sport in winter. But in Haihan, it's not very cold. It's very warm. People there can go swimming in the sea.

16.

请从右栏中找出左栏相应的答语。

①Where are you from? {#blank#}1{#/blank#}        A. Nice to meet you too.

②Thank you very much.  {#blank#}2{#/blank#}               B. It's Thursday.

③Write it on the blackboard.  {#blank#}3{#/blank#}             C. Twenty.

④How are you? {#blank#}4{#/blank#}                          D. England.

⑤Nice to meet you.  {#blank#}5{#/blank#}                       E. No, he isn't.

⑥Is Bob English? {#blank#}6{#/blank#}                         F. It's 80392746

⑦How many boys are there? {#blank#}7{#/blank#}              G. Yes, of course.

⑧Can you say that again in English? {#blank#}8{#/blank#}       H. You're welcome.

⑨What's your telephone number? {#blank#}9{#/blank#}       I. OK. B-O-O-K, book.

⑩What day is it today? {#blank#}10{#/blank#}               J. Fine, thank you.

17.

血友病属于隐性伴性遗传病。某男性患血友病,他的岳父表现正常,岳母患血友病,对他的子女表现型的预测应当是(   )

18.

阅读下面短文,根据句意或提示,在空格处填入一个适当的词,每空一词。

    Do you know Jay Chou? If you like watching "the Voice of China" this {#blank#}1{#/blank#} /'sΛmә/, you must know him. Jay is a very popular singer in China. Jay is his {#blank#}2{#/blank#} name and Chou is his last name. He is thirty-seven {#blank#}3{#/blank#} old. His was *born on January 18th. He is f{#blank#}4{#/blank#} Taiwan. His favourite sport is {#blank#}5{#/blank#}, so he plays basketball every day. And his favourite {#blank#}6{#/blank#} is blue. He can sing {#blank#}7{#/blank#} write songs very well. Many people like {#blank#}8{#/blank#} (listen) to his music. He is also a good teacher at the Voice of China on Zhejiang TV, because he helps his s{#blank#}9{#/blank#} a lot. Chen Zitong and Leon Lee {#blank#}10{#/blank#} (be) two good students in his team.

19.

隋唐时期,青年李进是当地远近闻名的骑射好手。 一天,他告别父母,满怀信心地赶赴洛阳参加武举考试。这可能发生在下列哪位皇帝统治时(    )

20.

隋唐时期,青年李进是当地远近闻名的骑射好手。 一天,他告别父母,满怀信心地赶赴洛阳参加武举考试。这可能发生在下列哪位皇帝统治时(    )

4.填空题(共3题)

21.
在H、O、C、Cl、Na、Ca六种元素中,选择适当元素,组成符合下列要求的物质,将其化学式填入空格中。
(1)人工降雨的氧化物____________________;
(2)可用于金属表面除锈的酸____________________;
(3)可改良酸性土壤的碱____________________;
(4)可做食醋的酸____________________;
(5)可做建筑材料的盐____________________;
22.
请你根据以下实验要求从中选出所需合适仪器的编号,并写在横线上。

(1)镁条燃烧时,夹持镁条用__________。
(2)配制一定溶质质量分数的硝酸钾溶液用___________。
(3)粗盐提纯时蒸发滤液所用到的仪器是____________。
(4)在⑵、⑶两组实验操作中都缺少的一种仪器是(填名称)________。
23.
测定pH值最简单的方法是使用    ,测定时,用  蘸取待测溶液,滴在  上,然后再与    对照,便可测出溶液的pH值。若用此法测得土壤的pH值小于5,可以施用适量的 来改良土壤。
试卷分析
  • 【1】题量占比

    简答题:(1道)

    单选题:(8道)

    选择题:(11道)

    填空题:(3道)

  • 【2】:难度分析

    1星难题:0

    2星难题:0

    3星难题:0

    4星难题:0

    5星难题:0

    6星难题:3

    7星难题:0

    8星难题:7

    9星难题:1