您所在的当前位置：高中化学试题 >

离子共存

> 下列各组离子在无色溶液中能同时大量存在的是（　　） A．K+、Al3+、OH-、SO42- B．Cu2+、Fe3+、Cl-、NO3- C．Ba2+、Na+、SO42-、NO3- D．K+、Na+、CO32-、Cl-

问题：

发布时间：2024-09-13

下列各组离子在无色溶液中能同时大量存在的是（　　）

A．K⁺、Al³⁺、OH^-、SO₄^2- B．Cu²⁺、Fe³⁺、Cl^-、NO₃^-

C．Ba²⁺、Na⁺、SO₄^2-、NO₃^- D．K⁺、Na⁺、CO₃^2-、Cl^-

参考答案：

提问用户：G1***Pr3

可能感兴趣的题目：

1 下列有关长江沿江地带的叙述，正确的是 A.地势较低平，以盆地、丘陵为主 B.中下游地区河网稠密，水能资源丰富 C.长江“黄金水道”横贯东西，水运便利 D.长江沿江地带属热带、亚热带季风气候
2 熟读第一单元训练检测案（一）第一节（必修1）课文并完成填空练习 Anne made her diary her best friend because she had no friend who could understand what she was going 1. ______and she wanted a friend. Anne lived in Amsterdam in the Netherlands 2._______World War ?. Her family had to hide or they would be 3._______by the German Nazis because her family was Jewish. They 4. ______away for more than two years. During that time her only true friend was her diary. She didn"t want to set 5. ______a series of facts in a diary as most people did,but she wanted the diary itself to be her friend. She even 6. _______her diary Kitty. In her diary,she wondered if it was because she hadn"t been able to go 7. _______for so long that she had grown so 8._____about everything to do with nature. She could well remember that there was a time 9._______a deep blue sky,the song of the birds,moonlight and flowers could never have 10. ______her spellbound.
3 When ________ the cat _________ ? A.does; died B.did; die C.did; dead D.does; dead
4 You can never imagine ____ when she received our nice birthday present. A. how she was pleased B. how excited she was C. how happy was she D. she was how happy
5 下列我国主要海港自北向南依次排列正确的是 A.秦皇岛天津上海厦门湛江 B.湛江广州厦门上海连云港 C.大连连云港宁波上海青岛 D.天津秦皇岛青岛连云港上海
6 我国西南地区地震、滑坡、泥石流、干旱等自然灾害多发，需要加强监测与预报工作。这项工作主要使用的现代技术是 A．数字地球 B．遥感技术和地理信息系统 C．遥感技术和全球定位系统 D．全球定位系统和地理信息系统
7 较陡的山坡不适宜修梯田的原因是（） A．技术力量达不到 B．不利于水土保持 C．不能耕作 D．交通不便
8 ________ does he write to you? A.How soon B.How long C.How much D.How often
9 质量为4kg的物体以2m/s的初速度做匀变速直线运动，经过2s动量的大小变为14 .该物体（） A．所受合外力的大小可能大于11N B．所受合外力的大小可能小于3N C．所受冲量可能小于 D．所受的冲量可能大于18
10 执行如图所示的程序框图，输出s的值为（　　） A．2 B．- 1 2 C．3 D． 2 3

下列各组离子在无色溶液中能同时大量存在的是（ ） A．K+、Al3+、OH-、SO42- B．Cu2+、Fe3+、Cl-、NO3- C．Ba2+、Na+、SO42-、NO3- D．K+、Na+、CO32-、Cl-

可能感兴趣的题目：

下列各组离子在无色溶液中能同时大量存在的是（　　）

A．K⁺、Al³⁺、OH^-、SO₄^2- B．Cu²⁺、Fe³⁺、Cl^-、NO₃^-

C．Ba²⁺、Na⁺、SO₄^2-、NO₃^- D．K⁺、Na⁺、CO₃^2-、Cl^-