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1、选择题 在强碱性的无色透明溶液中,不可能大量共存的是 ( )?
A.K+、Na+、NO60 ">
时间:2017-01-19 01:14:39
1、选择题 在强碱性的无色透明溶液中,不可能大量共存的是 ( )?
A.K+、Na+、NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">、Cl-
B.K+、Ba2+、Cl-、NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">
C.HCO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">、Ca2+、Na+、NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">
D.CO2600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">、Cl-、K+、NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qxhwomhvs5h.gif\" style=\"vertical-align:middle;\">
2、选择题 常温下,下列溶液中各组离子一定大量共存的是
A.使甲基橙呈红色的溶液中:Na+、AlO2—、NO3—、CO32—
B.c(ClO-)=1.0 mol·L-1溶液:Na+、SO32-、S2-、Cl-
C.含有0.1 mol·L-1 HCO3-的溶液:Na+、Fe3+、NO3-、C6H5O-
D.600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/3crruyyryek.png\" style=\"vertical-align:middle;\">=0.1 mol·L-1的溶液:Na+、K+、CO32-、NO3—
3、选择题 在酸性溶液中,能大量共存的离子组是
A.K+、NH4+、NO3-、SO42-
B.K+、Na+、Cl-、SO32-
C.Fe2+、Na+、NO3-、Cl-
D.K+、NH4+、OH-、SO42-
4、选择题 下列各组离子在同一溶液中能够共存的是
A.Ba2+、Cl-、SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/m511evzpu40.gif\" style=\"vertical-align:middle;\">、NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/rt2vqkwg2tq.gif\" style=\"vertical-align:middle;\">
B.Cu2+、K+、Cl-、S2-
C.K+、H+、SO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/m511evzpu40.gif\" style=\"vertical-align:middle;\">、S2-
D.Cu2+、NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/rt2vqkwg2tq.gif\" style=\"vertical-align:middle;\">、SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/m2ncje2wwgm.gif\" style=\"vertical-align:middle;\">、Cl-
5、选择题 在透明的酸性溶液中,能够大量共存的离子组是
A.Na+、K+、MnO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/chbfvgqt5s0.png\" style=\"vertical-align:middle;\">、SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/w1c4y1ltls3.png\" style=\"vertical-align:middle;\">
B.K+、NH600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/vdgf2xvsn4v.png\" style=\"vertical-align:middle;\">、NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/a0fqkz4vnjz.png\" style=\"vertical-align:middle;\">、I
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/lpsnjabrmnx.png\" style=\"vertical-align:middle;\">
C.Mg2+、K+、CO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/etrmcb0cibu.png\" style=\"vertical-align:middle;\">、NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/a0fqkz4vnjz.png\" style=\"vertical-align:middle;\">
D.Fe3+、Ag+、NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/a0fqkz4vnjz.png\" style=\"vertical-align:middle;\">、Cl
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060704/lpsnjabrmnx.png\" style=\"vertical-align:middle;\">