1、选择题 下列各反应的化学方程式中，属于水解反应的是（????）
A．H2O+ H2O ![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/4x5ccxbi5hx.png\" style=\"vertical-align:middle;\">H3O++OH-
B．HCO3-+OH-![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/4x5ccxbi5hx.png\" style=\"vertical-align:middle;\">H2O+CO32-
C．CO2+H2O![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/4x5ccxbi5hx.png\" style=\"vertical-align:middle;\">H2CO3
D．CO32-+H2O![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/4x5ccxbi5hx.png\" style=\"vertical-align:middle;\">HCO3-+OH-
2、选择题 常温下，下列各组离子在溶液中一定能够大量共存的是
A．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/s02htryqevv.png\" style=\"vertical-align:middle;\">的溶液中，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/mjap2m5lkxz.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/2utk1dmwejf.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/shfvikxj2z1.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/xyfcia12w0t.png\" style=\"vertical-align:middle;\">
B．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/ki0kxxzc2kk.png\" style=\"vertical-align:middle;\">的溶液中，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/llht1fhmijj.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/kgqdtxhw2pg.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/exxyob5mfxi.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/2pirsn2455q.png\" style=\"vertical-align:middle;\">
C．水电离出的![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/dkrys121e4w.png\" style=\"vertical-align:middle;\">溶液中，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/obwzuuxqeky.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/ywhduri5p5g.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/2utk1dmwejf.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/m05abj4bc1o.png\" style=\"vertical-align:middle;\">
D．![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/s3nituoxok3.png\" style=\"vertical-align:middle;\">的无色透明溶液中，![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/2pirsn2455q.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/2utk1dmwejf.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/mjap2m5lkxz.png\" style=\"vertical-align:middle;\">、![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/utwaa3j5gxt.png\" style=\"vertical-align:middle;\">
3、选择题 下列离子组不能大量共存的是（ ）
A．K+、NO3-、CO32-、H+
B．Na+、K+、OH-、Cl-
C．Cu2+、H+、NO3-、SO42-
D．Ba2+、Na+、Cl-、SO42-
4、选择题 下列有关说法正确的是( )
A．1 mol Cl2参加反应转移电子数一定为2NA
B．在反应KIO3+6HI![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/hhqephhsiui.jpg\" style=\"vertical-align:middle;\">KI+3I2+3H2O中,每生成3 mol I2转移的电子数为6NA
C．根据反应中HNO3(稀)![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/q34jfwxgsmi.jpg\" style=\"vertical-align:middle;\">NO,而HNO3(浓)![]()
600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/q34jfwxgsmi.jpg\" style=\"vertical-align:middle;\">NO2可知,氧化性HNO3(稀)>HNO3(浓)
D．含有大量NO3—的溶液中,不能同时大量存在H+、Fe2+、Cl-
5、选择题 常温，下列各组离子在指定溶液中能大量共存的是( )
A．pH=1的溶液中: I-、NO3－、SO42－、Na＋
B．由水电离的c(H+)=1×10-14 mol·L-1的溶液中：Ca2＋、K＋、Cl－、HCO3－
C．c(H+)／c(OH－)=1012的溶液中： NH4＋、Al3＋、NO3－、Cl－
D．c(Fe3＋)=0．1 mol·L-1的溶液中：K＋、ClO－、SO42－、SCN－
