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ÓȥUжăɷNW(xu)ʽԼ

2013-06-03 08:29 (li)Դ:δ֪

ÓȥUжăɷNW(xu)ʽԼ

      ÓһָÓȼԭϻеx򻯺ˎȾĿƺ̎ҪָȥUSO2SO3õˎNAԻﶼÓ

  ȥUжÓör(ji)ʯʯʯʯ|(zh)ˎƵĉAҺÓ՟д󲿷ֵĶ̶ȼ(ni)SұSȳ̼cAXҺÓ̎β⣬ɽ

һN}Ó
}W(xu)ķ(wn)_(d)ÓĿԭʯʯʯҵʹSO2ܽ⣺SO2+H2O=H2SO3H2SO3=HSO3-+H+HSO3-=H++SO32-ʹʯʯܽ⣺CaO+H2O=Ca(OH)2Ca(OH)2=Ca2++2OH-ʹɷNҺM(jn)лW(xu)(yng)ܽSO2Ca2++SO32-=CaSO3CaSO3+(1/2)H2O=CaSO3·(1/2)H2O

 (du)ҺwM(jn)HSO3-+(1/2)O2=H++SO42-Ca2++SO42-=CaSO4↓CaSO4+2H2O=CaSO4·2H2O↓ Įa(chn)CaSO4·2H2O↓ʯࣩһNˮķ(wn)|(zh)ڽϺˮԭ

 @Nͨfʯʯ—ʯ෨ÓFGDĻW(xu)C(j)

ڶNVÓ
Ї(gu)خa(chn)VM(jn)ÓķԭVVʯVȣҲ(jng)^SO2ܽMgOܽ⣺MgO+H2O=Mg(OH)2MgO+2CO2+H2O=Mg(HCO3)2ʹɷNҺM(jn)лW(xu)(yng)ܽSO2Mg(OH)2+SO2=MgSO3+H2OMg(HCO3)2+SO2=MgSO3+H2O+2CO2MgSO3+H2O+SO2=Mg(HSO3)2MgO+Mg(HSO3)2=2MgSO3+H2O Ҫɴ^MgOҪ5%^

 (du)ҺwM(jn)MgSO3+1/2O2=MgSO4MgO+SO2+1/2O2=MgSO4ڽ(jng)^Y(ji)sa(chn)ϼ(j)MgSO4·1H2OҲa(chn)I(y)(j)MgSO4·7HOM(jn)лMgSO3Óa(chn)


 

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