Ai yêu hóa

A

alonealonex9z1

T

taolaemanhluyen

Tôi yêu hóa

FeS2 + O2 ---> Fe2O3 + SO2
A :FeS2 B: Fe2O3 C: SO2

SO2 + 02 ----------> SO3
D :S03

S03 + H20 ------>H2SO4
E :H2O F H2SO4

S03 + BaCl2 + H20 ---> BaSO4+ HCl
G :BaS04 H:HCl

HCl +AgN03 ----> AgCl +HN03
I : HNO3

HNO3 + FeS2 ----> Fe(NO)3 + H2S04 + NO2 +H20

Na0H + Fe(NO)3 ----> Fe(OH)3 + NaN03
J :Na0H

:cool::cool::cool::cool::cool:
 
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