上海南汇中学2025-2026学年第二学期高二期末(等级)考试 化学试卷

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上海南汇中学2025学年第二学期高二化学(等级)期末试卷

考试时间:60分钟    总分:100分

可能用到的相对原子质量:Li-7    O-16    Na-23    Cl-35.5    Co-59

一、氧族元素

已知部分氧族元素的原子结构示意图如下表所示。

氧族元素

O(氧)

S(硫)

Se(硒)

Te(碲)

原子结构示意图

1.回答下列问题:

(1)氧的核外电子排布式为_____________。

(2)硫元素位于元素周期表的_________________。

(3)的空间构型为_____________。

(4)碲元素的最外层电子的轨道表示式为_____________________。

2.下列有关氧族元素的说法正确的是_________。(双选)

A.氧族元素气态氢化物的稳定性按、、、的顺序依次减弱

B.其氢化物中的键长按O—H、S—H、Se—H、Te—H的顺序依次减小

C.其负离子的还原性按、、、的顺序依次增强

D.其最高价氧化物的水化物酸性按、、顺序依次增强

3.观察图中氧族元素氢化物的沸点变化规律,解释原因是__________________________________________________________________________________________________________________________________。

4.溴化硒是一种重要的电子元件材料,其分子的空间结构如图所示。

imagepage number 0

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原子半径大小关系:Se_____Br,硒的化合价为_____。

5.在酸性溶液中,碘酸钾(KIO3)和亚硫酸钠可发生反应,向反应后的溶液滴加淀粉溶液,观察到溶液变蓝,写出离子方程式,并标出电子转移的方向和数目:

____________________________________________________________________________________________。

二、锂

锂是一种碱金属元素,被广泛应用于电子产品、新能源汽车、航空航天、药物合成等领域。

6.锂元素在碱金属元素中________。(单选)

A.金属性最强  B.第一电离能最大

C.原子半径最大  D.氢氧化物碱性最强

7.LiH是一种离子化合物,比较组成LiH的两种元素的电负性大小:Li_____H。LiH可与水反应生成,该反应的氧化剂是________。

8.氨基锂()广泛用于药物制造,加热到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时,会分解为亚氨基锂和氨气:。比较H-N-H键角: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_____(填“>”或“<”),从结构角度解释原因___________________________________________________________________________________________________________________。

9.钴酸锂(LiCoO2)为锂电池的一种正极材料。钴酸锂(LiCoO2)的一种晶胞如图所示(图中仅标出Li,Co与O未标出)。

(1)晶胞中含有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的个数为_____________。

image

(2)晶胞边长为,阿伏加德罗常数的值为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,该钴酸锂晶体的密度可表示为_______(用含有的代数式表示,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)。

10.冠醚是一类具有环状“空腔”的有机物,利用冠醚可识别锂离子,实现水溶液中锂离子、镁离子的分离,分离过程如下图。

(1)该冠醚分子中,碳原子的杂化方式有________。

(2)该冠醚分子的分子式为________。page number 1

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(3)下列说法正确的是________。(单选)

A.冠醚分子间能形成分子间氢键

B.通过离子键与原子结合

C.冠醚的空腔尺寸需与锂离子直径匹配以实现“分子识别”

D.若冠醚的部分氢原子被氟原子取代,与形成的超分子稳定性将增强

三、胆矾

蓝色的胆矾(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)是一种配合物,其组成可写为,结构示意图可简单表示为:

image

往硫酸铜溶液中逐滴加入氨水,溶液由蓝色转变为深蓝色。

物质

 

 

颜色

浅蓝色

深蓝色

回答下列问题:

11.基态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原子的价电子排布式为_______________。

12.与同周期的元素中,第一电离能比大的元素有__________。(填元素符号,稀有气体元素除外)

13.下列不属于胆矾晶体中含有的化学键__________(单选)。

A.离子键  B.配位键

C.氢键  D.金属键

14.向盛有硫酸铜溶液的试管中滴加浓氨水,先生成难溶物,继续滴加浓氨水,难溶物溶解,得到深蓝色透明溶液。

(1)下列对此现象的说法正确的是__________。(单选)

A.反应后溶液中不存在任何沉淀,所以反应前后的浓度不变

B.沉淀溶解后,生成深蓝色的配离子

C反应后的溶液中的浓度增加了

D.在配离子中,提供孤电子对,提供空轨道page number 2

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