下列各组离子中溶液与过量的NaOH溶液反应时,所有离子均能生成白色沉淀的是
A: [img=554x21]1803a44ce181e59.png[/img]
B: [img=554x21]1803a44cea40b57.png[/img]
C: [img=554x21]1803a44cf2f075f.png[/img]
D: [img=554x21]1803a44cfb57aa1.png[/img]
A: [img=554x21]1803a44ce181e59.png[/img]
B: [img=554x21]1803a44cea40b57.png[/img]
C: [img=554x21]1803a44cf2f075f.png[/img]
D: [img=554x21]1803a44cfb57aa1.png[/img]
举一反三
- 下列各组离子中每种离子分别与过量NaOH溶液反应时,都不生成沉淀的是 A: [img=554x21]1803e2718209ed4.png[/img] B: [img=554x21]1803e2718b16683.png[/img] C: [img=554x21]1803e271941e542.png[/img] D: [img=554x21]1803e2719c9fbe7.png[/img]
- 下列各组混合离子,能用氨水分离的是 A: [img=554x21]1803bf4ae5fe8d8.png[/img] B: [img=554x21]1803bf4af0cf4c6.png[/img] C: [img=554x21]1803bf4af9e7679.png[/img] D: [img=554x21]1803bf4b052005f.png[/img]
- 下列离子在水溶液中发生歧化反应趋向最大的是 A: [img=554x21]1803e27202557e0.png[/img] B: [img=554x21]1803e27209f39f6.png[/img] C: [img=554x21]1803e2721221077.png[/img] D: [img=554x21]1803e2721acf4dc.png[/img]
- 下列化合物中不属于缺电子化合物的是 A: [img=554x21]1803a4243130c5c.png[/img] B: [img=554x21]1803a4243a7a60d.png[/img] C: [img=554x21]1803a424434da81.png[/img] D: [img=554x21]1803a4244c4b750.png[/img]
- 分子中含 (p-d)π键的是 A: [img=554x21]1803a417e2d6a2e.png[/img] B: [img=554x21]1803a417eb3791e.png[/img] C: [img=554x21]1803a417f3d126b.png[/img] D: [img=554x21]1803a417fc89264.png[/img]