1、选择题 下列离子在溶液中可以大量共存的一组是（ ）
A．H+?Na+?OH-
B．Na+?NO3-?Cl-
C．K+?H+?HCO3-
D．Ca2+?SO42-?CO32-
2、选择题 能在溶液中大量共存，加入（NH4）2Fe（SO4）2-6H2O晶体后仍能大量存在的离子组是（ ）
A．Na+、H+、Cl-、NO3-
B．K+、Ba2+、OH-、I-
C．Na+、Mg2+、Cl-、SO42-
D．Cu2+、S2-、Br-、ClO-
3、选择题 下列各组离子在水溶液中能大量共存的是( )
A．CO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/tlwqqya41ga.png\" style=\"vertical-align:middle;\">、H＋、HCO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/ewec4pi1303.png\" style=\"vertical-align:middle;\">、Ca2＋
B．NH![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/sypo1capwsh.png\" style=\"vertical-align:middle;\">、OH－、Ba2＋、NO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/ewec4pi1303.png\" style=\"vertical-align:middle;\">
C．I－、ClO－、NO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/auyelpkuerh.png\" style=\"vertical-align:middle;\">、H＋
D．SO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/1mcgd44p5dn.png\" style=\"vertical-align:middle;\">、SO![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/x0pj1uim0zk.png\" style=\"vertical-align:middle;\">、Na＋、OH－
4、选择题 下列各组离子,在强碱性溶液中可以大量共存的是 （ ）
A．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/2arkpnrf5ua.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/rbsyo5mfmge.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/didcwiiunlx.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/05zopybohlf.gif\" style=\"vertical-align:middle;\">
B．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/wi0zxs5sptf.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/zoyptdn2trp.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/2arkpnrf5ua.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/5ytdfvcb2rx.gif\" style=\"vertical-align:middle;\">
C．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/oxkt1ubwexd.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/5ytdfvcb2rx.gif\" style=\"vertical-align:middle;\">![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/ln3eciguhcd.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/2arkpnrf5ua.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/foleokwf00v.gif\" style=\"vertical-align:middle;\">
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/n5nlfmpl4cy.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/nant3ruy0t0.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/dv3txcsnyyq.gif\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/fmlbeki1go4.gif\" style=\"vertical-align:middle;\">
5、选择题 室温下某无色透明溶液中由水电离出的H+和OH—浓度的乘积为1×10-24，则此溶液中可能大量共存的离子组为?（?）?
A．HCO3-．Al3+．Na+．SO42-
B．I-．NO3-．K+．NH4+
C．MnO4-．Cl-．SO42-．K+
D．SiO32-．OH-．SO32-．Na+．Cl-
