您所在的当前位置：高中化学试题 >

氯及其化合物

> 某些化学知识用数轴表示能体现出形象直观、简明易记的特点。下列用数轴表示不合理的是 A．Cl2与CH4取代反应后的产物： B．向烧碱液中通入SO2后的产物： C．铁和稀硝酸反应： D．向AlCl3溶液中滴加NaOH溶液，铝元素的存在形式：

问题：

发布时间：2024-09-08

某些化学知识用数轴表示能体现出形象直观、简明易记的特点。下列用数轴表示不合理的是

A．Cl₂与CH₄取代反应后的产物：

B．向烧碱液中通入SO₂后的产物：

C．铁和稀硝酸反应：

D．向AlCl₃溶液中滴加NaOH溶液，铝元素的存在形式：

参考答案：

提问用户：kj***Dxy

可能感兴趣的题目：

1 His blood type is so rare (稀有) that it’s difficult to find any type to _______ his. A．match B．suit C．fit D．agree
2 若sinθ•cosθ＞0，则θ为（　　） A．第一或第三象限角 B．第二或第三象限角 C．第一或第四象限角 D．第三或第四象限角
3 (8分)质点做匀减速直线运动，在第1 s内位移为6 m，停止运动前的最后1 s内位移为2 m，求： (1)在整个减速运动过程中质点的位移大小； (2)整个减速过程共用多少时间．
4 物理学中比较物体运动快慢的方法是 A.比较时间的长短 B.比较路程的大小 C.相同时间比路程 D.相同路程比时间
5 ________ to meet me at the gate of the park; I"ll be waiting there. [ ] A. Not to forget B. Not forget C. Forget not D. Don"t forget
6 _________ twenty dollars enough _________ the book? A.Are; with B.Is; with C.Are; for D.Is; for
7 质量m="100" g的小球，自5 m高处自由落下，与水平地面相碰后能弹回4 m高．若小球下落和上升过程都不计空气阻力，小球与地面作用时间t="0.2" s，g="10" m/s2．求小球对地面的平均冲击力的大小
8 不定项选择关于引力常量G，以下说法正确的是（） A．在国际单位制中，G的单位是 B．在国际单位制中，G的数值等于两个质量各1kg的物体，相距1时相互吸引力的大小 C．在不同星球上，G的数值不一样 D．在不同的单位制中，G的数值不一样
9 请用下列单词或短语的适当形式填空.(有多余选项) satisfy, supply, lead, would rather , struggle, whatever, confuse, work, rid, sunburn, prefer to, certain There was an old goat that grew a lot of cabbages. He gathered in all his cabbages with the help of two rabbits. Then he gave each of them ten cabbages to express his thanks. But the goat got 1 when he found that one of them was very happy while the other was not that happy. So the goat asked him, "You are not 2 with this?" "No, no. Thank you very much for the cabbages. But if I have a choice I would 3 choose something else," said the rabbit. "Ok, you can choose 4 you like from what I have." "I wonder if you can teach me to grow cabbages," the rabbit said. "I often can"t get enough food to eat. If I want to 5 a good life, I must grow something of my own. So, I 6 learn to work the land from you than just accept your cabbages." " 7 the land is not that easy. In spring, you must 8 the land of grass; in summer, your skin will be 9 working in the field and in autumn, you must 10 against bad weather to get in your crops. Did you really decide to do so?" the goat asked. "Yes. I"ve made up my mind." "Ok!" With the help of the goat, one year later, the rabbit got a lot of cabbages of his own.
10 如图是一个算法的流程图，则输出S的值是______．