高一化学知识小卡片·除杂问题

2014-5-11 0:31:14 下载本试卷

高-化学知识小卡片( 03 ) _____班 姓名_______

知识点:除杂问题:

写出除去下列杂质的试剂或除杂方法:(括号内为杂质)

1.Cl2(HCl)________________________________

2.CO2(HCl) _________________________________

3.SO2(HCl) _________________________________

4.H2S(HCl) _________________________________

5.CO2(SO2) _________________________________

6.SO2(SO3) _________________________________

7.水(少量溴) _________________________________

8.NaCl晶体(碘单质) _____________________________

9.Na2SO4固体(NH4HCO3) _________________________

10.Na2CO3固体(NaHCO3) _________________________

11.NH3(水蒸气) ________________________________

高-化学知识小卡片( 03 ) _____班 姓名_______

知识点:除杂问题:

写出除去下列杂质的试剂或除杂方法:(括号内为杂质)

1.Cl2(HCl)________________________________

2.CO2(HCl) _________________________________

3.SO2(HCl) _________________________________

4.H2S(HCl) _________________________________

5.CO2(SO2) _________________________________

6.SO2(SO3) _________________________________

7.水(少量溴) _________________________________

8.NaCl晶体(碘单质) _____________________________

9.Na2SO4固体(NH4HCO3) _________________________

10.Na2CO3固体(NaHCO3) _________________________

11.NH3(水蒸气) ________________________________