• 2022-07-25
    可以直接用来求Ag2SO4的溶度积的电池是:( )
    A: Pt|H2(p)|H2SO4(a)| Ag2SO4(s)|Ag
    B: Ag|AgNO3(a)||K2SO4(a)|PbSO4(s),Pb(s)
    C: Ag(s),Ag2SO4(s)|K2SO4(a)||HCl(a)|AgCl(s),Ag(s)
    D: Ag|AgNO3(a)||H2SO4(a)|Ag2SO4(s),Ag(s)
  • D

    内容

    • 0

      可以直接用于求AgCl的溶度积的电池是 A: Pt, Cl2 (p)│KCl (c )‖HCl (c)│AgCl (s), Ag B: Ag│AgNO3(c )‖HCl(c)│AgCl(s), Ag C: Ag│AgNO3(c )‖H2SO4(c)│Ag2SO4(s), Ag D: Ag, Ag2SO4(s)│H2SO4(c)‖HCl(c)│AgCl(s), Ag

    • 1

      下列电池中,哪个电池反应不可逆:()()A.()Zn()(s)|Zn()2+()||Cu()2+()|()Cu(s)()B.()Zn()(s)|H()2()SO()4()|()Cu(s)()C.()Pt,H()2()(g)|HCl(aq)|AgCl()(s),Ag(s)()D.()Pb()(s),PbSO()4()(s)|H()2()SO()4()(aq)|()PbSO()4()(s),PbO()2()(s)

    • 2

      欲测AgCl的溶度积,应设计的电池为_________。 A: Pt |Cl2(p) |HCl( a1)‖AgNO3(a2) |Ag B: Ag |AgCl(s) |HCl(a) |Cl2(p) |Pt C: Ag |AgNO3(a1)‖HCl(a2) |AgCl(s) |Ag D: Ag |AgCl(s) |HCl(a1)‖AgNO3(a2) |Ag

    • 3

      Ag&#91;sub&#93;2&#91;/&#93;CrO&#91;sub&#93;4&#91;/&#93;与AgSCN的溶度积常数几乎相同,比较溶解度S,正确的为()。 A: S(AgSCN)=S(Ag<sub>2</sub>CrO<sub>4</sub>) B: S(AgSCN)>(Ag<sub>2</sub>CrO<sub>4</sub>) C: S(AgSCN)<S(Ag<sub>2</sub>CrO<sub>4</sub>) D: 2S(AgSCN)=S(Ag<sub>2</sub>CrO<sub>4</sub>)

    • 4

      电池(1) Ag(s) | AgCl(s) | KCl (aq) | Cl2 | Pt(s) ,电池(2) Ag(s) | AgNO3(aq) || KCl (aq) | AgCl (s) | Ag(s)的电池电动势E1、E2都与Cl-浓度无关。