四异硫氰根·二氨合钴（Ⅲ）酸铵的化学式是( )。
A: (NH[img=7x22]1803dd4f25939a1.png[/img])[img=7x22]1803dd4f2ebfafc.png[/img][Co(SCN)[img=7x22]1803dd4f36f65fc.png[/img](NH[img=7x22]1803dd4f4053c5b.png[/img])[img=7x22]1803dd4f48e9065.png[/img]]
B: (NH[img=7x22]1803dd4f510f758.png[/img])[img=7x22]1803dd4f59ada5f.png[/img][Co(NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img](SCN)[img=7x22]1803dd4f74a2468.png[/img]]
C: NH[img=7x22]1803dd4f510f758.png[/img][Co(NCS)[img=7x22]1803dd4f74a2468.png[/img](NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img]]
D: NH[img=7x22]1803dd4f510f758.png[/img][Co(NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img](NCS)[img=7x22]1803dd4f74a2468.png[/img]]
A: (NH[img=7x22]1803dd4f25939a1.png[/img])[img=7x22]1803dd4f2ebfafc.png[/img][Co(SCN)[img=7x22]1803dd4f36f65fc.png[/img](NH[img=7x22]1803dd4f4053c5b.png[/img])[img=7x22]1803dd4f48e9065.png[/img]]
B: (NH[img=7x22]1803dd4f510f758.png[/img])[img=7x22]1803dd4f59ada5f.png[/img][Co(NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img](SCN)[img=7x22]1803dd4f74a2468.png[/img]]
C: NH[img=7x22]1803dd4f510f758.png[/img][Co(NCS)[img=7x22]1803dd4f74a2468.png[/img](NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img]]
D: NH[img=7x22]1803dd4f510f758.png[/img][Co(NH[img=7x22]1803dd4f620db59.png[/img])[img=7x22]1803dd4f6ba977d.png[/img](NCS)[img=7x22]1803dd4f74a2468.png[/img]]
举一反三
- 氯化二氯·三氨·一水合钴（Ⅲ）的化学式为( )。 未知类型：{'options': ['[Co(H[img=7x22]17de880edf00db1.png[/img]O)(NH[img=7x22]17de880eeb6481b.png[/img])[img=7x22]17de880ef7a1b88.png[/img]Cl[img=7x22]17de880f04d0b7a.png[/img]]Cl', '[Co(NH[img=7x22]17de880eeb6481b.png[/img])[img=7x22]17de880ef7a1b88.png[/img](H[img=7x22]17de880edf00db1.png[/img]O)Cl[img=7x22]17de880f04d0b7a.png[/img]]Cl', '[CoCl[img=7x22]17de880f04d0b7a.png[/img](NH[img=7x22]17de880eeb6481b.png[/img])[img=7x22]17de880ef7a1b88.png[/img](H[img=7x22]17de880edf00db1.png[/img]O)]Cl', '[Co(NH[img=7x22]17de880eeb6481b.png[/img])[img=7x22]17de880ef7a1b88.png[/img](H[img=7x22]17de880edf00db1.png[/img]O)Cl]'], 'type': 102}
- 假定Sb[img=7x22]1803dd49c179016.png[/img]S[img=7x22]1803dd49c99e260.png[/img](s)的溶解度为x mol·L[img=17x22]1803dd49d248c3b.png[/img]，则[img=28x28]1803dd49dafed3c.png[/img]应为（ ）。 A: [img=28x28]1803dd49e3a9672.png[/img]=x[img=7x22]1803dd49ec515a7.png[/img]·x[img=7x22]1803dd49f5a7624.png[/img]= x[img=7x22]1803dd49fdc3ba4.png[/img] B: [img=28x28]1803dd4a062ad6a.png[/img]＝2x·3x=6x[img=7x22]1803dd4a0f09d1e.png[/img] C: [img=28x28]1803dd4a062ad6a.png[/img]＝x[img=7x22]1803dd4a0f09d1e.png[/img] D: [img=28x28]1803dd4a062ad6a.png[/img]＝(2x)[img=7x22]1803dd4a323468e.png[/img]·(3x)[img=7x22]1803dd4a3a6fefa.png[/img]=108x[img=7x22]1803dd4a4341475.png[/img]
- 属于两性物质的有（ ）。 A: NaHCO[img=7x22]1803dd61b917d4d.png[/img] B: Na[img=7x22]1803dd61c1e5610.png[/img]CO[img=7x22]1803dd61cb600fa.png[/img] C: NH[img=7x22]1803dd61d4b5e30.png[/img]AC D: NH[img=7x22]1803dd61dda7f09.png[/img]Cl
- 下列配合物中属于弱电解质的是( )。 A: [PtCl[img=7x22]1803dd4fff81d58.png[/img](NH[img=7x22]1803dd50082fa27.png[/img])[img=7x22]1803dd501103e64.png[/img]] B: K[img=7x22]1803dd501989a7f.png[/img][FeF[img=7x22]1803dd502227e03.png[/img]] C: [Co(en)[img=7x22]1803dd5029e3e03.png[/img]]Cl[img=7x22]1803dd5032dd6ba.png[/img] D: [Ag(NH[img=7x22]1803dd503bb19a2.png[/img])[img=7x22]1803dd5044dede1.png[/img]]Cl
- 往化合物CoCl[img=7x22]1803dd4f62b8e24.png[/img]•5NH[img=7x22]1803dd4f6b1b705.png[/img]中加入AgNO[img=7x22]1803dd4f74a67af.png[/img]溶液有AgCl沉淀生成，样品过滤沉淀后再加AgNO[img=7x22]1803dd4f7dc089c.png[/img]溶液并加热至沸，又有AgCl沉淀生成，其重量为原来沉淀的一半，此化合物的 结构式为( )。 A: [Co(NH[img=7x22]1803dd4f86015fd.png[/img])[img=7x22]1803dd4f8e0a139.png[/img]Cl[img=7x22]1803dd4f966d7e9.png[/img]]Cl B: [Co(NH[img=7x22]1803dd4f86015fd.png[/img])[img=7x22]1803dd4f8e0a139.png[/img]Cl]Cl[img=7x22]1803dd4fb01f87a.png[/img] C: [Co(NH[img=7x22]1803dd4f86015fd.png[/img])[img=7x22]1803dd4f8e0a139.png[/img]Cl[img=7x22]1803dd4f966d7e9.png[/img]][img=5x8]1803dd4fd31f5f4.png[/img]2NH[img=7x22]1803dd4fdc04cfa.png[/img] D: [Co(NH[img=7x22]1803dd4f86015fd.png[/img])[img=7x22]1803dd4fed8c07f.png[/img]H[img=7x22]1803dd4ff63ddaa.png[/img]O]Cl