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1、选择题 下列各组离子,能在水溶液中大量共存的是( )
A.Na+?H+?Cl-?HCO3-
B.K+?Na+?OH-?AlO2-
C.K+?Ca2+?OH-?CO3 ">
时间:2017-08-01 00:32:00
1、选择题 下列各组离子,能在水溶液中大量共存的是( )
A.Na+?H+?Cl-?HCO3-
B.K+?Na+?OH-?AlO2-
C.K+?Ca2+?OH-?CO32-
D.Fe3+?OH-?Br-?NO3-
2、选择题 常温下,下列各组离子在指定溶液中可能大量共存的是(?)
A.滴入甲基橙显红色的溶液中: Na+、NO3-、I-、SO42-
B.水电离出的c(H+) =10-12mol/L中:K+、AlO2-、CH3COO-、SiO32-
C.c(OH-)/c(H+)=1012的水溶液中:K+、ClO-、S2-、Cl-
D.c(F-) =0.1 mol/L的溶液中:Fe3+、NH4+、NO3-、Cu2+
3、选择题 下列叙述正确的是
A.电解精炼铜时,转移1mol电子,阳极上溶解的铜原子数必为0.5NA
B.常温下,4.4gCO2和N2O混合物中所含有的原子数为0.3×6.02×1023
C.等体积0.2mol·L-1HCl溶液与0.05mol·L-1Ba(OH)2溶液混合后,溶液的pH=1
D.溶液中由水电离出的c(H+)=1×10-12mol/L,SO42-、NO3-、Fe2+、Mg2+能大量共存
4、选择题 在pH=1的溶液中,能大量共存的一组离子是(?)
A.Mg2+、Ca2+、HCO3-、NO3-
B.Al3+、NH4+、Br-、Cl-
C.K+、MnO4-、S2-、SO42-
D.Na+、K+、SiO32-、Cl-
5、选择题 下列各组离子在指定溶液中,可能大量共存的是(?)
①溶有足量氨气的无色溶液中:K+,NH600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qqwertvr3ti.png\" style=\"vertical-align:middle;\">,Na+,HSO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/g15kr1vnirm.png\" style=\"vertical-align:middle;\">,PO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/bmhehlbbibb.png\" style=\"vertical-align:middle;\">,MnO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/cn4kpa4agws.png\" style=\"vertical-align:middle;\">
②能使pH试纸变深蓝色的溶液中:K+,Na+,AlO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/bksapsedgre.png\" style=\"vertical-align:middle;\">,NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/g15kr1vnirm.png\" style=\"vertical-align:middle;\">,S
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/wdz42dqwtze.png\" style=\"vertical-align:middle;\">,SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pifq53jzfhj.png\" style=\"vertical-align:middle;\">
③水电离的H+浓度c(H+)=10-13mol·L-1的溶液中:Cl600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,CO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pifq53jzfhj.png\" style=\"vertical-align:middle;\">,S2O
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pifq53jzfhj.png\" style=\"vertical-align:middle;\">,Fe3+,K+,Na+
④加入Al能放出H2的溶液中:Na+,NH600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qqwertvr3ti.png\" style=\"vertical-align:middle;\">,K+,SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/khnz3vjvtbx.png\" style=\"vertical-align:middle;\">,Cl
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,Br
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">
⑤使石蕊变红的溶液中:Fe3+,Na+,K+,NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/g15kr1vnirm.png\" style=\"vertical-align:middle;\">,SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/khnz3vjvtbx.png\" style=\"vertical-align:middle;\">,Cl
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">
⑥室温下下pH=1的溶液中:Fe2+,Al3+,K+,Na+,NO600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/g15kr1vnirm.png\" style=\"vertical-align:middle;\">,I
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,Cl
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,S
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/wdz42dqwtze.png\" style=\"vertical-align:middle;\">
⑦含有大量Fe3+的溶液:K+,NH600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/qqwertvr3ti.png\" style=\"vertical-align:middle;\">,Na+,SCN
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,I
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">,Br
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/vvr4c3ymjmt.png\" style=\"vertical-align:middle;\">
⑧室温下,600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/sr1uks3zkol.png\" style=\"vertical-align:middle;\">=\"0.1\" mol/L的溶液中:Na+,K+,SO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/khnz3vjvtbx.png\" style=\"vertical-align:middle;\">,SiO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pifq53jzfhj.png\" style=\"vertical-align:middle;\">,NO
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/g15kr1vnirm.png\" style=\"vertical-align:middle;\">
A.①③④⑥
B.①③⑥⑦
C.②④⑤⑧
D.②⑤⑦⑧