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3 ZnCO3 + 2 H3PO4 = 3 H2CO3 + Zn3(PO4)2
NH3 + O2 + CH4 = HCN + H2O =>
2 NH3 + 3 O2 + 2 CH4 = 2 HCN + 6 H2O
CH3COOH + NaHCO3 = NaCH3COO + H20 + CO2 =>
15 CH3COOH + 10 NaHCO3 = 10 NaCH3COO + 2 H20 + 20 CO2
Ba + H2SO4 = BaSO4 + SO2 + H2O =>
Ba + 2 H2SO4 = BaSO4 + SO2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
H{+} + CrO4{-2} + NO2{-} = Cr{+3} + H2O + NO3{-} =>
10 H{+} + 2 CrO4{-2} + 3 NO2{-} = 2 Cr{+3} + 5 H2O + 3 NO3{-}
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
Ba(OH)2 + SO2 = Ba(HSO3)2 =>
Ba(OH)2 + 2 SO2 = Ba(HSO3)2
Mg3B2 + H2O = Mg(OH)2 + B2H6 =>
Mg3B2 + 6 H2O = 3 Mg(OH)2 + B2H6
CaO + No3 = Ca(No3)2 + O =>
CaO + 2 No3 = Ca(No3)2 + O
CH3COOH + NaHCO3 = NaCH3COO + H2O + CO2 =>
CH3COOH + NaHCO3 = NaCH3COO + H2O + CO2
HNO3 + NH4OH = NH4NO3 + H2O =>
HNO3 + NH4OH = NH4NO3 + H2O
CuCO3 + HNO3 = Cu(NO3)2 + CO2 + H2O =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
CH3COOH + NaHCO3 = NaCH3COO + H2O + CO2 =>
CH3COOH + NaHCO3 = NaCH3COO + H2O + CO2
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K2CO3 = K2O + CO2 =>
K2CO3 = K2O + CO2
Cr + S8 = Cr2S3 =>
16 Cr + 3 S8 = 8 Cr2S3
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
HCO3 + NaOH = NaCO3 + H2O =>
HCO3 + NaOH = NaCO3 + H2O
Cl + Cu(OH)2 = CuCl2 + OH =>
2 Cl + Cu(OH)2 = CuCl2 + 2 OH
H2O + SO3 = SO4 + H =>
H2O + SO3 = SO4 + 2 H
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
H2O + S2O3 = SO4 + H =>
5 H2O + S2O3 = 2 SO4 + 10 H
Cu + O = CuO =>
Cu + O = CuO
FeCl3 + Mg = MgCl2 + Fe =>
2 FeCl3 + 3 Mg = 3 MgCl2 + 2 Fe
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
FeCl3 + NH4I = FeI3 + NH4Cl =>
FeCl3 + 3 NH4I = FeI3 + 3 NH4Cl
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Br2 + CrI3 = Cr + BrI2 =>
3 Br2 + 4 CrI3 = 4 Cr + 6 BrI2
Cr + KOH = K(CrO) + H2 =>
2 Cr + 2 KOH = 2 K(CrO) + H2
Br2 + CrI3 = Cr + BrI4 =>
3 Br2 + 8 CrI3 = 8 Cr + 6 BrI4
Ba(HSO3)2 + Ba(OH)2 = BaSO3 + H2O =>
Ba(HSO3)2 + Ba(OH)2 = 2 BaSO3 + 2 H2O
NH4NO3(s) = N2O(g) + H2O(l) =>
NH4NO3(s) = N2O(g) + 2 H2O(l)
H2SO4 + Na = Na2SO4 + H2 =>
H2SO4 + 2 Na = Na2SO4 + H2
Br2 + CrI3 = Cr + BrI55 =>
3 Br2 + 110 CrI3 = 110 Cr + 6 BrI55
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2(CO3)3 + HNO3 = Fe(NO3)3 + H2CO3 =>
Fe2(CO3)3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2CO3
H2SO4 + Ba = BaSO4 + H2 =>
H2SO4 + Ba = BaSO4 + H2
HNO3 + LiOH = LiNO3 + H2O =>
HNO3 + LiOH = LiNO3 + H2O
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