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PbCO3(s) = PbO(s) + CO2(g)
NaOH + C6H4COOKCOOH = NaC6H4COOKCOO + H2O =>
NaOH + C6H4COOKCOOH = NaC6H4COOKCOO + H2O
La + Br = LaBr3 =>
La + 3 Br = LaBr3
N2 + O3 = N2O3 =>
N2 + O3 = N2O3
Na2S + SO2 = Na2S2O3 + S =>
2 Na2S + 3 SO2 = 2 Na2S2O3 + S
[Fe(SCN)]SO4 + NaF = [FeF]SO4 + NaSCN =>
[Fe(SCN)]SO4 + NaF = [FeF]SO4 + NaSCN
CH3COOCH2CH3 + H2O = CH3COOH + C2H5OH =>
CH3COOCH2CH3 + H2O = CH3COOH + C2H5OH
Fe3C + O2 = Fe2O3 + C =>
4 Fe3C + 9 O2 = 6 Fe2O3 + 4 C
Ag + HBr = AgH + Br =>
Ag + HBr = AgH + Br
KH2PO4 + BaCl2 = KCl + HCl + Ba3(PO4)2 =>
2 KH2PO4 + 3 BaCl2 = 2 KCl + 4 HCl + Ba3(PO4)2
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2 =>
Pb + Zn(C2H3O2)2 = Zn + Pb(C2H3O2)2
CH4N2O = NH3 + HNCO =>
CH4N2O = NH3 + HNCO
FeCl3 + KBr = KCl3 + FeBr =>
FeCl3 + KBr = KCl3 + FeBr
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2O + N = H + NO =>
H2O + N = 2 H + NO
Cu(NO3)2 + Na2(SO4) = Na2(NO3)2 + Cu(SO4) =>
Cu(NO3)2 + Na2(SO4) = Na2(NO3)2 + Cu(SO4)
HCNS + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HCN + H2 =>
2 HCNS + 2 KMnO4 + H2SO4 = 2 MnSO4 + K2SO4 + 2 HCN + H2
NaSO4 + Ba(NO3)2 = Na(NO3)2 + BaSO4 =>
NaSO4 + Ba(NO3)2 = Na(NO3)2 + BaSO4
HgI2 = Hg + I =>
HgI2 = Hg + 2 I
KH2PO4 + Ca(NO3)2 = CaHPO4 + KNO3 + H3PO4 =>
2 KH2PO4 + Ca(NO3)2 = CaHPO4 + 2 KNO3 + H3PO4
CH3CH2CHO(l) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2CHO(l) + 4 O2(g) = 3 CO2(g) + 3 H2O(g)
Fe{3+} + Cl{-} = FeCl4{-} =>
Fe{3+} + 4 Cl{-} = FeCl4{-}
CaCO3MgCO3 = CaOMgO + CO2 =>
CaCO3MgCO3 = CaOMgO + 2 CO2
BaS = Ba + S2 =>
2 BaS = 2 Ba + S2
MgCO3 + HBr = MgBr2 + CO2 + H2O =>
MgCO3 + 2 HBr = MgBr2 + CO2 + H2O
C3H8O2 + H2O2 = CO2 + H2O =>
C3H8O2 + 8 H2O2 = 3 CO2 + 12 H2O
Fe + S = FeS =>
Fe + S = FeS
Co(NO3)2 + K4Fe(CN)6 = CoFe(CN)6 + K4(NO3)2 =>
Co(NO3)2 + K4Fe(CN)6 = CoFe(CN)6 + K4(NO3)2
C3H8 + Br2 = C3H6 + HBr =>
C3H8 + Br2 = C3H6 + 2 HBr
Sc(OH)3 + H2CO3 = Sc2(CO3)3 + H2O =>
2 Sc(OH)3 + 3 H2CO3 = Sc2(CO3)3 + 6 H2O
Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 = MgSiO3 + CaMgSi2O6 + CO2 + H2O =>
2 Ca2Mg5Si8O22(OH)2 + CaMg(CO3)2 = 6 MgSiO3 + 5 CaMgSi2O6 + 2 CO2 + 2 H2O
Cu + Ca = CuCa =>
Cu + Ca = CuCa
CoBr2(s) = Co + Br =>
CoBr2(s) = Co + 2 Br
Sr(OH)2 + H2SiO3 = SrSiO3 + H2O =>
Sr(OH)2 + H2SiO3 = SrSiO3 + 2 H2O
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
Sr(s) + Br2(g) = SrBr2 =>
Sr(s) + Br2(g) = SrBr2
CO2 + LiO = LiCO3 =>
CO2 + LiO = LiCO3
I2 + HSO3{-} + H2O = I{-} + SO4{2-} + H3O{+} =>
I2 + HSO3{-} + 4 H2O = 2 I{-} + SO4{2-} + 3 H3O{+}
NH2OH + TiCl3 + NaOH = N2 + Ti + NaCl + H2O =>
6 NH2OH + 2 TiCl3 + 6 NaOH = 3 N2 + 2 Ti + 6 NaCl + 12 H2O
Ca(OH)2(s) + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2(s) + 2 HNO3 = Ca(NO3)2 + 2 H2O
Au(s) + LiOH(aq) = Au(OH)2(aq) + Li(s) =>
Au(s) + 2 LiOH(aq) = Au(OH)2(aq) + 2 Li(s)
Fe + HCI = FeCI + H2 =>
2 Fe + 2 HCI = 2 FeCI + H2
(NH2)2CO + HCl + H2O = NH4Cl + H2CO3 =>
(NH2)2CO + 2 HCl + 2 H2O = 2 NH4Cl + H2CO3
HClO3 + LiOH = LiClO3 + H2O =>
HClO3 + LiOH = LiClO3 + H2O
Sc(NO3)3 = Sc2O3 + NO2 + O2 =>
4 Sc(NO3)3 = 2 Sc2O3 + 12 NO2 + 3 O2
CH3NO + O2 = CO2 + H2O + NO2 =>
4 CH3NO + 9 O2 = 4 CO2 + 6 H2O + 4 NO2
C3H6 + HBr = Br + C3H8 =>
C3H6 + 2 HBr = 2 Br + C3H8
Ti + P4 = Ti3P4 =>
3 Ti + P4 = Ti3P4
CH4(g) + I2(g) = HI(g) + CHI3(g) =>
CH4(g) + 3 I2(g) = 3 HI(g) + CHI3(g)
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O =>
HCOOH + CH3CH2CH2OH = HCOOCH2CH2CH3 + H2O
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