• 2022-07-24
    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]
  • B

    内容

    • 0

      分子中含 (p-d)π键的是 A: [img=554x21]1803e2711d025fb.png[/img] B: [img=554x21]1803e271253cdb8.png[/img] C: [img=554x21]1803e2712dddc3a.png[/img] D: [img=554x21]1803e2713648b99.png[/img]

    • 1

      分子中含 (p-d)π键的是 A: [img=554x21]1803bf4819ec933.png[/img] B: [img=554x21]1803bf482b4aba6.png[/img] C: [img=554x21]1803bf483f49c64.png[/img] D: [img=554x21]1803bf484e590a4.png[/img]

    • 2

      分子中含 (p-d)π键的是 A: [img=554x21]1803a423ec0437d.png[/img] B: [img=554x21]1803a423f46a4f6.png[/img] C: [img=554x21]1803a423fd5bf1a.png[/img] D: [img=554x21]1803a42406116a5.png[/img]

    • 3

      不能氧化浓盐酸的物质是 A: [img=554x21]1803e271a458413.png[/img] B: [img=554x21]1803e271ac3ed52.png[/img] C: [img=554x21]1803e271b45ed3a.png[/img] D: [img=554x21]1803e271bd34617.png[/img]

    • 4

      既易溶于氢氧化钠又易溶于氨水的是 A: [img=554x21]1803e272966fcbc.png[/img] B: [img=554x21]1803e2729e0bbd9.png[/img] C: [img=554x21]1803e272a657f90.png[/img] D: [img=554x21]1803e272aeb0efd.png[/img]