欲分离AgCl、AgBr、AgI，并使之变成溶液，需使用的试剂和先后次序是( )。
A: NH[img=7x22]1803dd512fac4af.png[/img]，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，KCN
B: KCN，NH[img=7x22]1803dd512fac4af.png[/img]，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]
C: Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，NH[img=7x22]1803dd512fac4af.png[/img]，KCN
D: KCN，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，NH[img=7x22]1803dd512fac4af.png[/img]
A: NH[img=7x22]1803dd512fac4af.png[/img]，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，KCN
B: KCN，NH[img=7x22]1803dd512fac4af.png[/img]，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]
C: Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，NH[img=7x22]1803dd512fac4af.png[/img]，KCN
D: KCN，Na[img=7x22]1803dd5138ffb2f.png[/img]S[img=7x22]1803dd5142ad173.png[/img]O[img=7x22]1803dd514c57a96.png[/img]，NH[img=7x22]1803dd512fac4af.png[/img]
举一反三
- 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]
- Na[img=7x22]1803dd52723b1dc.png[/img]S[img=7x22]1803dd527a5b66d.png[/img]O[img=7x22]1803dd52837205c.png[/img]和HNO[img=7x22]1803dd528c8c767.png[/img]都能够较好地溶解AgBr试剂。( )
- 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]]
- 下列反应中[img=45x26]1803dd609acfce2.png[/img]>0的是 （ ） A: 2H[img=7x22]1803dd60a43da71.png[/img](g)+O[img=7x22]1803dd60a43da71.png[/img](g)=2H[img=7x22]1803dd60a43da71.png[/img]O(g) B: N[img=7x22]1803dd60a43da71.png[/img](g)+3H[img=7x22]1803dd60a43da71.png[/img](g)=2NH[img=7x22]1803dd60cec07da.png[/img](g) C: NH[img=7x22]1803dd60d7395bb.png[/img]Cl(s)= NH[img=7x22]1803dd60e03f2ee.png[/img](g)+HCl(g) D: C(s)+O[img=7x22]1803dd60a43da71.png[/img](g)=CO[img=7x22]1803dd60a43da71.png[/img](g)
- 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}