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egorkamario
@egorkamario
November 2021
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Составьте уравнения следующих превращений:
S➡SO2➡H2SO3➡K2SO3➡K2SO4
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Answers & Comments
Farrux5
S+O2=SO2
SO2+H2O = H2SO3
H2SO3+K2O = K2SO4 + H2O
5K2SO3 + 2KMnO4
+ 3H
2SO4
(разб.)
= 2MnSO
4
+ 6K
2SO4
+ 3H
2
O
2 votes
Thanks 3
mrvladimir2
Verified answer
S + O2 = SO2
SO2 + H2O = H2SO3
H2SO3 + 2KOH = K2SO3 + 2H2O
K2SO4 + H2SO4 = K2SO4 + H2SO3
3 votes
Thanks 0
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Answers & Comments
SO2+H2O = H2SO3
H2SO3+K2O = K2SO4 + H2O
5K2SO3 + 2KMnO4 + 3H2SO4 (разб.) = 2MnSO4 + 6K2SO4 + 3H2O
Verified answer
S + O2 = SO2SO2 + H2O = H2SO3
H2SO3 + 2KOH = K2SO3 + 2H2O
K2SO4 + H2SO4 = K2SO4 + H2SO3