Ŀ
ijͬѧѧϰCO2ȡʱʵ̽ݡҪ⡣
1ͬʵԷӦвͬҪṩѡѡѡѡд±
ѡƷӦʵķٷӦŨ ڷӦ״̬ ۴
ѡԼAϡ BŨ C״ʯʯ D̼Һ Eĩ״ʯʯ FG.H2O2Һ
ʵ | ѡõԼ | ʵķ |
ʾ | GF | |
CO2ʵƷ | A_______ | ________ |
2Ϊ̽SO2CO2ͬʵ飺ˮעһˮеμӼԼXȻֱSO2CO2ԹͬʱˮУƬ̺ʵͼʾԹҺɺɫʵ鱨棺
SO2CO2һˮܽSO2_____CO2(=)
SO2CO2һˮӦԵʣX______
ijͬѧ⻯(CaH2)Ʊʽ̽
Ķϣ
H2ƼȿƵCaH2
ڸƺ⻯ƶܺˮӦﶼһּһ塣
ʵ̽Ƶȡװͼʾ
(1)ʯҵҪɷΪƺƣװB_______ʵװýʵ飬ʵ鲽£װԡװҩƷҺ©˺ʵ鲽ȷ˳____()
A ȷӦһʱ
B ռװҶ˵ܿڴ岢䴿
C رշҺ©
D ֹͣȣȴ
(2)ƱCaH2ʵȡӦСļˮУ۲쵽ݲҺе̪Һ______ɫͬѧݴжϣʵȷ⻯ɣͬѧΪĽ۲һȷԭ_______
(3)ȡƵõCaH2Ʒӵ̼ҺУݣ˵Һijɷ̼ƣȼ壬ʵɫȼղͨʯˮУΪ______(дѧʽ)
(4)Һʵijɷ²²Ⲣʵ飺
һNaOH NaOHCa(OH)2
NaOHNa2CO3 ģNaOHNa2CO3Ca(OH)2
ۣһΪIJûѧʽ˵ԭ_________
ʵ֤
ʵ | ||
ʵһȡҺеNa2CO3Һ | _____ | |
ʵȡҺмϡ | _____ |
CaH2ұҵΪ126˴CaH2ˮУϿɻ____(³ѹ£ܶΪ0.09g/LһλС)
84ҺгõһҺҪɷΪ(NaClO)ʵСо
ϣ
. NaClOҺʼԡ
.ɱԭʹ嵰ʱԣԳ̶ԽҺɱЧԽáеĵʷԷӦʱΪɫʡ
.ORPָ84ҺƯORPֵԽ84ҺƯԽǿ
ʵ飩
ʵ1Ʊ84Һ
ijͬѧһ84Һ(ͼʾ)ʯī缫ⱥȻҺƵҺ
ʵ2ڼм벻ͬŨȵҺ15min±
2-1 | 2-2 | 2-3 | 2-4 | |
ʵ | ||||
ʵ | Һݣ | Һвɫ | Һвɫ | Һвɫ |
ʵ3̽84ҺƯԵӰ
3-1 | 3-2 | |
ʵ | ȡձ30mLŨΪ110084ҺձھԴ 10cmйգORP仯 | ȡĸձֱ30mLŨΪ110084Һ20C30C40C50Cˮԡмȣ ORP仯 |
ۣ
(1)ʵ1УҪӦ£ȫٵĻѧʽ
2NaCl+2H2O2NaOH+ Cl2+______ Cl2+2NaOH =NaCl+NaClO+H2O
(2)ʵ2Ŀ_______
(3)ʵ3-1Ľ_______
(4)ʵ3-2IJݿ֪Ӱ84ҺƯԵ_________
˼ۣ
(5)ʵ3֪84Һʱע________
(6)У84Һ(Ҫɷ)ʹõԭ________