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【免费下载】高考真题【北京】2025年高考北京化学高考真题文档版word版含解析学生版教师版

  • 2026-01-11 21:48:40
【免费下载】高考真题【北京】2025年高考北京化学高考真题文档版word版含解析学生版教师版

机密本科目考试启用前

北京市2025年普通高中学业水平等级性考试

化学

本试卷共10页,100分。考试时长90分钟。考生务必将答案答在答题卡上,在试卷上作答无效。考试结束后,将本试卷和答题卡一并交回。

可能用到的相对原子质量:

第一部分

本部分共14题,每题3分,共42分。在每题列出的四个选项中,选出最符合题目要求的一项。

1.我国科研人员在研究嫦娥五号返回器带回的月壤时,发现月壤钛铁矿()存在亚纳米孔道,吸附并储存了大量来自太阳风的氢原子。加热月壤钛铁矿可生成单质铁和大量水蒸气,水蒸气冷却为液态水储存起来以供使用。下列说法不正确的是

A.月壤钛铁矿中存在活泼氢

B.将地球上开采的钛铁矿直接加热也一定生成单质铁和水蒸气

C.月壤钛铁矿加热生成水蒸气的过程中发生了氧化还原反应

D.将获得的水蒸气冷却为液态水的过程会放出热量

2.下列化学用语或图示表达不正确的是

A.乙醇的分子模型:B.模型:

C.S的原子结构示意图:D.基态原子的价层电子排布式:

3.下列说法不正确的是

A.糖类、蛋白质和油脂均为天然高分子B.蔗糖发生水解反应所得产物互为同分异构体

C.蛋白质在酶的作用下水解可得到氨基酸D.不饱和液态植物油通过催化加氢可提高饱和度

4.物质的微观结构决定其宏观性质。乙腈()是一种常见的有机溶剂,沸点较高,水溶性好。下列说法不正确的是

A.乙腈的电子式:B.乙腈分子中所有原子均在同一平面

C.乙腈的沸点高于与其分子量相近的丙炔D.乙腈可发生加成反应

5.下列反应中,体现还原性的是

A.加热分解有生成

B.的混合溶液加热有生成

C.固体在溶液中溶解

D.溶液中滴加溶液出现白色沉淀

6.下列方程式与所给事实不相符的是

A.用盐酸除去铁锈:

B.用溶液除去乙炔中的

C.用乙醇处理废弃的

D.将通入水中制备硝酸:

7.下列实验的相应操作中,不正确的是

A.制备并检验

B.实验室制取

为防止有害气体逸出,先放置浸溶液的棉团,再加热

实验结束时,先把导管移出水面,再熄灭酒精灯

C.分液

D.蒸馏

先打开分液漏斗上方的玻璃塞,再打开下方的活塞

冷却水从冷凝管①口通入,②口流出

A.AB.BC.CD.D

8.时,在浓溶液中通入过量,充分反应后,可通过调控温度从反应后的固液混合物中获得固体。已知:溶解度(S)随温度变化关系如下图。

下列说法不正确的是

A.通入后开始发生反应:

B.时,随反应进行先析出

C.将反应后的固液混合物过滤,滤液降温可析出固体

D.在冷却结晶的过程中,大量会和一起析出

9.依据下列事实进行的推测正确的是

事实

推测

A

固体与浓硫酸反应可制备气体

固体与浓硫酸反应可制备HI气体

B

难溶于盐酸,可作“钡餐”使用

可代替作“钡餐”

C

盐酸和溶液反应是吸热反应

盐酸和溶液反应是吸热反应

D

的沸点高于

的沸点高于

A.AB.BC.CD.D

10.乙烯、醋酸和氧气在钯()催化下高效合成醋酸乙烯酯()的过程示意图如下。

下列说法不正确的是

A.①中反应为

B.②中生成的过程中,有键断裂与形成

C.生成总反应的原子利用率为

D.催化剂通过参与反应改变反应历程,提高反应速率

11.为理解离子化合物溶解过程的能量变化,可设想固体溶于水的过程分两步实现,示意图如下。

下列说法不正确的是

A.固体溶解是吸热过程

B.根据盖斯定律可知:

C.根据各微粒的状态,可判断

D.溶解过程的能量变化,与固体和溶液中微粒间作用力的强弱有关

12.为研究三价铁配合物性质进行如下实验(忽略溶液体积变化)。

已知:为黄色、为红色、为无色。

下列说法不正确的是

A.①中浓盐酸促进平衡正向移动

B.由①到②,生成并消耗

C.②、③对比,说明:②>③

D.由①→④推断,若向①深黄色溶液中加入、淀粉溶液,溶液也无明显变化

13.一种生物基可降解高分子P合成路线如下。

下列说法正确的是

A.反应物A中有手性碳原子B.反应物A与B的化学计量比是

C.反应物D与E生成P的反应类型为加聚反应D.高分子P可降解的原因是由于键断裂

14.用电解溶液(图1)后的石墨电极1、2探究氢氧燃料电池,重新取溶液并用图2装置按i→iv顺序依次完成实验。

通过网盘分享的文件:【免费下载】高考真题【北京】2025年高考北京化学高考真题文档版word版含解析学生版教师版

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  1. CONNECT:[ UseTime:0.000862s ] mysql:host=127.0.0.1;port=3306;dbname=no_yeyulingfeng;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001085s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.002842s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000395s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000776s ]
  6. SELECT * FROM `set` [ RunTime:0.002236s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000932s ]
  8. SELECT * FROM `article` WHERE `id` = 460452 LIMIT 1 [ RunTime:0.000591s ]
  9. UPDATE `article` SET `lasttime` = 1768176293 WHERE `id` = 460452 [ RunTime:0.011748s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000407s ]
  11. SELECT * FROM `article` WHERE `id` < 460452 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000642s ]
  12. SELECT * FROM `article` WHERE `id` > 460452 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000468s ]
  13. SELECT * FROM `article` WHERE `id` < 460452 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000701s ]
  14. SELECT * FROM `article` WHERE `id` < 460452 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000608s ]
  15. SELECT * FROM `article` WHERE `id` < 460452 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001100s ]
0.126841s