您所在的当前位置：高中化学试题 >

氯及其化合物

> 关于盐酸、硫酸、硝酸叙述错误的是 A．三者都是强酸，其稀溶液中只有稀硝酸与铜在常温反应 B．浓盐酸制氯气，浓硫酸使纸张变黑，浓硝酸常温与铜反应，体现了三者的强氧化性 C．将强氧化性的浓硫酸与浓硝酸按比例混合可以得到氧化性更强的王水 D．铝、铁在冷的浓硫酸或浓硝酸的钝化属于化学反应

问题：

发布时间：2024-09-11

关于盐酸、硫酸、硝酸叙述错误的是

A．三者都是强酸，其稀溶液中只有稀硝酸与铜在常温反应

B．浓盐酸制氯气，浓硫酸使纸张变黑，浓硝酸常温与铜反应，体现了三者的强氧化性

C．将强氧化性的浓硫酸与浓硝酸按比例混合可以得到氧化性更强的王水

D．铝、铁在冷的浓硫酸或浓硝酸的钝化属于化学反应

参考答案：

提问用户：bK***lBn

可能感兴趣的题目：

1 Whenever possible, Mr Smith how well he speaks Spanish. A．shows up B．shows around C．shows off D．shows out
2 读图和阅读资料，完成下面问题。（16分）厄立特里亚气候干旱，降水量小而且不稳定。2007年人均国民收入仅270美元，农业是国民经济的支柱，但粮食不能自给。农业生产技术相对落后，如在平原、山地斜坡主要采用传统地面灌溉和引洪灌溉的方式，很少实施喷灌、滴灌。目前我国和厄立特里亚正在开展农业方面的合作。（1）概述厄立特里亚的地理位置特征。(3分) （2）归纳该国的地势特征，并根据地势判断该国从东南部到西北部气温变化趋势(6分) （3）一般而言A、B、C三条河流发源区大气降水补给量由大到小依次是_________.(1分) （4）简述厄立特里亚农业发展面临的主要问题以及该国可以采取的措施。（6分）
3 在常温下，由水电离产生的H +浓度为1×10 -13mol·L -1的溶液中，一定能大量共存的离子组是 [ ] ① K +、Cl -、NO 3 -、S 2- ② K +、Fe 2+、I -、SO 4 2- ③ Na +、Cl -、NO 3 -、SO 4 2- ④Na +、Ca 2+、Cl -、HCO 3 - ⑤ K +、Ba 2+、Cl -、NO 3 - A．①③ B．②⑤ C．③④ D．③⑤
4 2009年5月，航天飞机在完成对哈勃空间望远镜的维修任务后，在A点从圆形轨道Ⅰ进入椭圆轨道Ⅱ，B为轨道Ⅱ上的一点，如图所示。关于航天飞机的运动，下列说法中正确的有( ) A．在轨道Ⅱ上经过A的速度小于经过B的速度 B．在轨道Ⅱ上经过A的动能小于在轨道Ⅰ上经过A的动能 C．在轨道Ⅱ上运动的周期小于在轨道Ⅰ上运动的周期 D．在轨道Ⅱ上经过A的加速度小于在轨道Ⅰ上经过A的加速度
5 2010年5月1日，小明游览世博场馆，下列场馆涉及的国家中与我国陆上相邻的有 A.日本馆、韩国馆 B.哈萨克斯坦馆、俄罗斯馆 C.马来西亚馆、印度尼西亚馆 D.英国馆、法国馆
6 How fast________！ A.is the horse running B.the horse running C.runs the horse D.the horse is running
7 下面循环结构的程序框图中，哪一个是当型循环的程序框图？哪一个是直到型循环的程序框图？（1）（2）
8 完形填空。 It was already late when we set out for the next town, 1 according to the map was about fifteen miles away on the other side of the 2 . There we felt 3 that we would find a bed 4 the night. Darkness fell soon after we left the village, but luckily we met 5 as we drove fast along the narrow winding road that 6 the hills. As we climbed 7 , it became colder and rain began to fall, 8 it difficult at times to see the road. I asked John, my companion, to drive more 9 . After we had traveled for about twenty miles, there was still no sign of the town which was 10 on the map. We were beginning to get 11 . Then without warning the car stopped. A quick 12 showed that we had run out of petrol (汽油). Although we had little food with us, we decided to 13 the night in the car. Our meal was soon over. I tried to go to sleep at once, 14 John, who was a 15 sleeper, got out of the car after a few minutes and went for a walk 16 the hills. Soon he came back. From the top of the hill he had seen, in the valley below, the 17 of the town we were looking for. We at once unloaded (卸) all our luggage (行李) and with a great effort (努力), 18 to push the car to the top of the hill. Then we went back to the luggage, loaded the car again and set off down the hill. 19 . less than a quarter of an hour we were in the town, where we found a 20 quite easily. ( )1. A. which ( )2. A. rivers ( )3. A. surprised ( )4. A. at ( )5. A. everybody ( )6. A. got to ( )7. A. taller ( )8. A. getting ( )9. A. certainly ( )10. A. marked ( )11. A. excited ( )12. A. attention ( )13. A. spend ( )14. A. since ( )15. A. quick ( )16. A. across ( )17. A. lights ( )18. A. ought ( )19. A. For ( )20. A. policeman B. it B. hills B. afraid B. in B. somebody B. arrived B. higher B. thinking B. carefully B. set B. worried B. operation B. live B. though B. fast B. through B. map B. tried B. In B. friend C. where C. towns C. pleased C. through C. nobody C. led to C. lower C. causing C. slowly C. built C. cold C. examination C. spare C. so C. poor C. down C. bus C. succeeded C. Since C. hotel D. that D. villages D. sure D. for D. anybody D. belonged to D. faster D. making D. surely D. drawn D. warm D. information D. stay D. but D. heavy D. up D. situation D. managed D. At D. cinema
9 将物体P从置于光滑水平面上的斜面体Q的顶端以一定的初速度沿斜面往下滑，如所示．在下滑过程中，P的速度越来越小，最后相对斜面静止，那么由P和Q组成的系统（　　） A．动量守恒 B．水平方向动量守恒 C．最后P和Q以一定的速度共同向左运动 D．最后P和Q以一定的速度共同向右运动
10 Though having lived abroad for years, many Chinese still _____ the traditional customs. A．survive B．observe C．possess D．support