衡水金卷先享题 20252026学年度上学期高三一调考试〃月考卷 地理HN试题于2025-09-16发布,目前免费查试卷答案网站已经汇总了衡水金卷先享题 20252026学年度上学期高三一调考试〃月考卷 地理HN试题的各科答案和试卷,更多试卷答案请关注免费查试卷答案网站。

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    2、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 地理HN试题


    2、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 化学HN试题


    A. Happy. B. Sad. C. Angry.
    20. What did Richard do after the practice
    A. He took a walk. B. He had a party. C. He had a sleep.
    第二部分 基础知识运用(共两节,满分30分)
    第一节 单项填空(共10小题;每小题1分,满分10分)
    从A、B、C、D四个选项中,选出可以填入空白处的正确答案。
    1. Being on time is a good way of showing respect ________ other people’s time.


    2课外阅读的好处:a更多地了解世界 b学会如何思考 c让生活更加丰富多彩
    3提出自己的建议(至少两条)可以适当发挥。
    2020-2021年广东省深圳市翠园中学下学期期中考试英语试题
    1.完形填空
    阅读下面短文,从所给的A,B,C,D四个选项中选出能填入相应空白处的最佳选项,并在答题卡上将相应的字母涂黑。
    How do you feel when you have to make a report in front of your classmate What about when you go to a birthday party Do you get (1) shy Shyness means' feeling nervous or (2) when you are round other people.Everyone experiences this shyness (3) they grow up.Most people have red faces and talk in broken sentences when they are in the center of attention.It’s OK if it takes you a while to feel yourself again when you go to a new place or meet strangers. (4) ,everybody gets a little shy sometimes. But many teenagers think that they hate themselves and that they won't fit in the future at coming point.
    Stop the negative(消极的)thoughts about yourself. If shyness doesn't keep you (5)something you want to do,being shy isn't a very big problem.Some experts say shy people are not only cleverer,but also better at working with others,because they think more and talk (6) .Some great people in history were shy,too.You see,being shy isn't all(7) .But remember not to let good chances (8) just because of it! Your shyness will(9) .When you grow up year after year,you will become brave enough to speak to anyone.But now,you need practice!If you have to sing a song at a party,just do it!There's nothing to be afraid of!


    5、衡水金卷先享题 2025-2026学年度上学期高三一调 ·月考卷 化学HN试题


    5、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 HN试题


    2、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 生物HN试题


    4、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 英语HN试题


    2、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 数学HN试题


    5、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 数学HN试题


    5. 我国科学家研制出一种催化剂,能在室温下高效催化空气中甲醛的氧化,反应原理为。表示阿伏加德罗常数,下列有关说法正确的是
    A. 1mol/L的甲醛溶液中含氢原子个数为
    B. 1mol分子中含有σ键数目为
    C. 1molHCHO分子中共平面的原子数为
    D. 处理22.4LHCHO转移电子数目为
    6. 下列化学用语表示正确的是
    A. 分子的VSEPR模型:


    6.【答案】
    【解析】解:A.“碱洗”是为了除去油污和锌,生成Na2[Zn(OH)4],过滤得到铁单质,故A正确;
    B.“氧化”目的是将Fe2+ 氧化为Fe3+,但需控制Fe2+与Fe3+比例(最终生成四氧化三铁,含Fe2+和Fe3+),若次氯酸钠过量,会将Fe2+完全氧化为Fe3+,无法得到Fe3O4,故不能加入足量NaClO 溶液,故B错误;
    C.加热沉铁时,通入氮气作保护气,防止空气中氧气氧化亚铁离子,影响四氧化三铁生成,故C正确;
    D.“加热沉铁”后所得分散系为胶体,胶体可产生丁达尔效应,故D正确;
    故选:B。
    向废旧镀锌铁皮中加入氢氧化钠溶液除去油污和锌,过滤向固体中加入稀硫酸,铁与稀硫酸反应生成硫酸亚铁,向硫酸亚铁溶液中加入次氯酸钠溶液,将一部分亚铁离子氧化为铁离子,发生反应:2Fe2++ClO-+2H+=2Fe3++Cl-+H2O,先通入氮气排尽空气(防止后续生成的氢氧化亚铁被氧化),加入氢氧化钠溶液产生氢氧化亚铁、氢氧化铁胶体,分离得到氢氧化亚铁和氢氧化铁,灼烧得到四氧化三铁,据此回答。


    3、衡水金卷先享题 2025-2026学年度上学期高三一调考试·月考卷 生物HN答案