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试题答案

本文从以下几个角度介绍。

    1、育才报点石卷化学高一答案
    2、化学点石卷
    3、考点同步训练高一化学答案
    4、高一化学点金训练
    5、2024化学考点直击答案

5、[点石联考]2024-2025学年度下学期高一年级6月份联合考试政治试题


5、[点石联考]2024-2025学年度下学期高一年级6月份联合考试化学试题


C．While in some Asian countries, it is rude to look into a person’s eyes during a conversation.
D．You give him an “OK” gesture to say: “Yes, sounds great!”
E．It uses the movement or position of your body to show certain meanings.
F．However, “he opened his eyes wide” is used to express anger in Chinese but in English it means surprise.
(15)
阅读短文，并从文后的六个选项中选择五个还原到原文中，使原文的意思完整、连贯。
Different countries have different customs. When you are in different countries, you should follow their customs, just as the saying goes, “ 1 ”


21．Which of the following can be put in “ ▲ ” in Paragraph 5
A．It is healthy and popular for cooking. B．They are home to many small animals.
C．Rice is really an amazing gift from nature. D．They look like a green sea when the rice is growing.
School Library Rules ●No smoking (抽烟). ●No talking loudly. ●No photos. ●No food or drinks. ●No running.
Children’s Play Area (场地) Rules ●No food or drinks. No smoking. ●No glassware (玻璃制品). ●No shoes in the play area, but wear socks all the time.
Swimming Pool Rules ●No animals in the pool area. ●No food or drinks in the pool. ●Please take a shower before getting into the pool. ●No glassware in the pool.
22．What is the same rule of the three paragraphs


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4、[点石联考]2024-2025学年度下学期高一年级6月份联合考试化学答案


16.（11分）如图所示是过氧化氢(H2O2)分子的空间结构示意图。
（1）写出过氧化氢分子的电子式 。
（2）下列关于过氧化氢的说法中正确的是(填序号) 。
①分子中有极性键　 ②分子中有非极性键　
③氧原子的轨道发生了sp2杂化　 ④分子是非极性分子
（3）过氧化氢分子之间易形成氢键，该氢键的表示式是 。
（4）过氧化氢难溶于二硫化碳，主要原因是 ；过氧化氢易溶于水，主要原因是 。


5.下列生活中的问题不能用金属键知识解释的是
A.用铁制品做炊具 B.用金属铝制成导线
C.用铂金做首饰 D.铁易生锈
√
1
2
3


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