第二部分 非選擇題 查看更多

 

題目列表(包括答案和解析)

第二部分       非選擇題(共55分)

I.單詞填空(共25小題;每小題1分,滿分25分)

A) 按課文內(nèi)容填空,每空一詞。(共15空格;每空格1分,滿分15分)

NCE L27

It has been said that everyone lives by selling something.   76   this statement, teachers live by selling knowledge, philosophers by selling wisdom and priests by selling spiritual comfort. Though it may be possible to   77   of material good in terms of money,…The conditions of society are   78   that skills have to be paid for in the same way that goods are paid for at a shop. Everyone has something to sell.

NCE L29

Whether we find a joke funny or not   79   where we have been brought up. The sense of humour is mysteriously bound up with   80  .

 Most funny stories are based on comic situations. In spite of national differences, certain funny situations   81  .

U4

Science is my   82   as there is no equipment and if I need water I have to carry it from my house in a bucket!   83   I was showing the boys a chemistry experiment…Sometimes I wonder how relevant chemistry is to the kids,   84   will be going back to…In fact, I wonder whether I’m   85   to these boys’ lives at all.

U5

Six months ago Xie Lei said goodbye to her family and friends in China and   86   for London.

“…I have been so   87   used to everything that I haven’t had time for  88  . I think it’s important to   89   between study and a social life. I’m going to join a few university clubs and    90   I’ll meet some people I have things in common with.”

B) 根據(jù)首字母或括號(hào)內(nèi)的提示填寫單詞。(共10空格,每空格1分,滿分10分)

91. He managed to get a loan to p________ a house.

92. Linda was o__________ with the work of redecorating her house.

93. The Students’ Union called on us to d__________ money to those children in trouble.

94. Parking in this street is the p___________ of the residents.

95. Do as you’re told, o___________ you’ll be in trouble.

96. She was such an excellent clerk that she was strongly r___________ for the new post.

97. In Britain the Queen reigns, but the country is __________ (治理) by the Prime Minister.

98. The novel c____________(吸引) the imagination of thousands of readers.

99. No one s________ (懷疑) that there might be someone else on the farm who had never been seen.

100. Do me a f_________ and turn the radio down while I’m on the phone, will you?

查看答案和解析>>

一、選擇題(本題包括9小題,每小題3分,共27分。每小題只有一個(gè)選項(xiàng)符合題意)

題號(hào)

1

2

3

4

5

6

7

8

9

答案

C

C

A

D

B

B

D

A

B

二、選擇題(本題包括9小題,每小題4分,共36分。每小題有一個(gè)或兩個(gè)選項(xiàng)符合題意。若正確答案包括兩個(gè)選項(xiàng),只選一個(gè)且正確得2分,但只要選錯(cuò)一個(gè)就得0分)

題號(hào)

10

11

12

13

14

15

16

17

18

答案

BC

CD

B

BD

C

BC

B

C

C

三、(本題包括3小題,共34分)

19. (13分)

(1)甲 、乙  ;50mL堿式滴定管(每空1分,3分)

(2)D、E、F(3分,全對(duì)給分)。

(3)不能(1分) 量氣管的最大量程是50mL,只需0.05g左右鎂樣品,托盤天平的最小量程是0.1g,所以無法用托盤天平稱量(2分)。

(4)用標(biāo)準(zhǔn)卷尺量取鎂帶(2分) 12Va/5mx(2分)

20.(10分)

 (1)Fe3O4也能被磁鐵吸附,故不能由此確定X就是鐵單質(zhì)。(2分)

(2) ①檢驗(yàn)是否存在Fe3+,確認(rèn)Fe3O4的存在(2分) ②Fe+2 Fe3=3Fe2 (2分)

(3) ①過濾、洗滌(2分)  ②n(Fe3O4)=0.01mol;n(Fe)=0.01mol(2分)

21、(11分)

(1)他們類比的物質(zhì)是Na2SO4,而Na2SO4具有以下化學(xué)性質(zhì):與BaCl2溶液反應(yīng)生成沉淀;Na2SO4溶液呈中性,且不與酸反應(yīng);Na2SO4無還原性,不能被氧化劑氧化,因此他們提出以上猜想。(2分)

(2)

 

實(shí)驗(yàn)操作

實(shí)驗(yàn)現(xiàn)象或

預(yù)期實(shí)驗(yàn)現(xiàn)象

現(xiàn)象解釋

(用離子方程式表示)

結(jié)論

猜想②

操作一:用玻璃棒蘸取Na2S2O3溶液,點(diǎn)滴到pH試紙的中央,將試紙呈現(xiàn)的顏色與標(biāo)準(zhǔn)比色卡對(duì)照

 

6ec8aac122bd4f6e

 

操作二:用滴管取少量Na2S2O3溶液于試管,然后逐滴滴入3 mol?L-1H2SO4,振蕩

有淡黃色沉淀和無色刺激性氣味氣體產(chǎn)生

 

猜想③

操作三:用滴管取少量新制氯水于試管,然后逐滴滴加少量Na2S2O3溶液,振蕩

氯水顏色變淺

S2O32―+4Cl2+ 5H2O=2SO42―+8Cl+10H

  (操作1分,現(xiàn)象1分,離子方程式2分,共7分)

(3)用滴管取少量反應(yīng)后的溶液于試管,向其中滴入氯化鋇溶液,若觀察到有白色沉淀產(chǎn)生,則說明Na2S2O3能被氯水氧化(2分)

四、(本題包括3小題,共34分)

22.(14分)

(1)四,ⅦB(各1分,共2分)

(2)  Zn+H2SO4=ZnSO4+H2↑(2分)

(3)  ①H2O2 (2分)

②在酸性條件下加入雙氧水,將Fe2+氧化成Fe3+ ,2Fe2++ 2H2O2+ 2H+ = 2Fe3++ 2H2O

  調(diào)節(jié)pH至3.7-8.6,使Fe3+沉淀完全,  Fe3++ 3H2O 6ec8aac122bd4f6eFe(OH)3 + 3H+ (4分)

③以BaS為沉淀劑,使Pb2+、Cd2+、Hg+等金屬離子,生成更難溶的硫化物而除去。(2分)

(4)MnSO4+2NH4HCO3 = (NH4)2 SO4 +MnCO3 + H2O + CO2↑(2分)

23(8分)

(1)①脫硫處理 (1分)       ②2NO+2CO6ec8aac122bd4f6eN2+2CO2(2分)

(2)①正四面體(1分)②4.57 (或4.6) (2分)③NH4++NO2?=N2↑+2H2O(2分)

24 (12分)

(1)0.1 mol/(L?min);(2分)

(2)0.17;(2分)

(3)A.C.D(2分)

(4)小于(1分),溫度不變,平衡常數(shù)不變,若加入0.8 mol A 、1.0mol B平衡濃度則與上圖1中A濃度相同,投入量相當(dāng)于0.8 mol A 、1.0mol B后再投入0.1molB ,平衡向正向移動(dòng)(2分)

6ec8aac122bd4f6e
 

 

 

 

 

(5)(每線2分,共4分,

起點(diǎn)在第7分鐘,拐點(diǎn)在第9分鐘,降低溫度的圖像超越0.6mol/L給0分)

 

五、(本題包括1小題,9分)

25(9分)

(1)、C8H16O4 (1分)(2)BrCH2-CH2Br(1分) ;HO-CH2-CH2-Br (1分)

(3)酯化反應(yīng)(2分)

(4)、nHOOC-CH2OH→6ec8aac122bd4f6e+  nH2O (2分)

(5)、D(2分)

六、選做題(本題包括2小題,每小題10分,考生只能選做一題)

26.(10分)

(1)C15H16O2(1分)          (2)D  (2分)

(3)6ec8aac122bd4f6e   (2分)    (4)羥基、羧基;(2分)  消去反應(yīng)(1分)

(5)6ec8aac122bd4f6e6ec8aac122bd4f6e6ec8aac122bd4f6e  (2分)

27.(10分)

(1)D(2分)

(2)F-H…F       F-H…O        O-H…F    O-H…O(寫對(duì)2個(gè)給1分,共2分)

(3)   SO2 (1分),  因?yàn)镃O2是非極性分子,SO2和H2O都是極性分子,根據(jù)“相似相溶”原理,SO2在H2O中的溶解度較大(2分)

(4) ZnO(2分);ZnO是原子晶體,而干冰是分子晶體。(1分)

 

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