1) 2Ca+O2=2CaO
CaO+H2SO4=CaSO4+H2O
CaO+H2O=Ca(OH)2
Ca(OH)2+SO2=CaSO3+H2O
Ca(OH)2+2HCl=CaCl2+2H2O
2) S+O2=SO2
2SO2+O2=2SO3
SO3+H2O=H2SO4
H2SO4+2KOH=K2SO4+2H2O
4K+O2=2K2O
K2O+H2O=2KOH
2KOH+H2SO4=K2SO4+2H2O
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
1) 2Ca+O2=2CaO
CaO+H2SO4=CaSO4+H2O
CaO+H2O=Ca(OH)2
Ca(OH)2+SO2=CaSO3+H2O
Ca(OH)2+2HCl=CaCl2+2H2O
2) S+O2=SO2
2SO2+O2=2SO3
SO3+H2O=H2SO4
H2SO4+2KOH=K2SO4+2H2O
4K+O2=2K2O
K2O+H2O=2KOH
2KOH+H2SO4=K2SO4+2H2O