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CaCO3 = CaO + CO2
BaO + HClO4 = Ba(ClO4)2 + H2O =>
BaO + 2 HClO4 = Ba(ClO4)2 + H2O
H2SO4 + NH4OH = (NH4)2(SO4) + H2O =>
H2SO4 + 2 NH4OH = (NH4)2(SO4) + 2 H2O
HCO3 + Ca(OH)2 = CaCO3 + H2O + O2 =>
4 HCO3 + 4 Ca(OH)2 = 4 CaCO3 + 6 H2O + O2
Pb(OH)2 + NHO3 = Pb(NO3)2 + H2O =>
Pb(OH)2 + 2 NHO3 = Pb(NO3)2 + 2 H2O
CuCl2 + KOH = KCl + Cu(OH)2* =>
CuCl2 + 2 KOH = 2 KCl + Cu(OH)2*
(NH4)2SO3 + AgNO3 = NH4NO3 + Ag2SO3 =>
(NH4)2SO3 + 2 AgNO3 = 2 NH4NO3 + Ag2SO3
S3O2 + H2 = S + H2O =>
S3O2 + 2 H2 = 3 S + 2 H2O
Ag + Pb(NO3)2 = AgNO3 + Pb =>
2 Ag + Pb(NO3)2 = 2 AgNO3 + Pb
Ca(OH)2 + H3Po4 = H2O + Ca3(Po4)2 =>
3 Ca(OH)2 + 2 H3Po4 = 6 H2O + Ca3(Po4)2
CO2 + N2H4 = NH2NHCOOH =>
CO2 + N2H4 = NH2NHCOOH
C2H6O = C4H6 + H2O + H2 =>
2 C2H6O = C4H6 + 2 H2O + H2
C15H31COOC3H7 + H2O = C15H31COOH + C3H7OH =>
C15H31COOC3H7 + H2O = C15H31COOH + C3H7OH
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
CuS + HCl = HCuS + Cl =>
CuS + HCl = HCuS + Cl
C2H6O = C2H4O + H =>
C2H6O = C2H4O + 2 H
Pb{2+} + IO3{-} + OH{-} = PbO2 + I2 + H2O =>
5 Pb{2+} + 2 IO3{-} + 8 OH{-} = 5 PbO2 + I2 + 4 H2O
HCOOH + NH4OH = (NH4)HCOO + H2O =>
HCOOH + NH4OH = (NH4)HCOO + H2O
(NH4)2CO3 + Zn(ClO3)2 = ZnCO3 + NH4ClO3 =>
(NH4)2CO3 + Zn(ClO3)2 = ZnCO3 + 2 NH4ClO3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CaSO3(s) + HCl(aq) = CaCl2(aq) + H2SO3(aq) =>
CaSO3(s) + 2 HCl(aq) = CaCl2(aq) + H2SO3(aq)
C2H6O = C2H4O + H2 =>
C2H6O = C2H4O + H2
MgSO4 + Ba(CIO3)2 = MgBa + SO4(CIO3)2 =>
MgSO4 + Ba(CIO3)2 = MgBa + SO4(CIO3)2
Ca = Ca(oh)2 =>
2 Ca = Ca(oh)2
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
NiCl2(aq) + H2S(aq) = NiS(s) + HCl(aq) =>
NiCl2(aq) + H2S(aq) = NiS(s) + 2 HCl(aq)
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C106H263O110N16P + O2 = HCO3{-} + NH4{+} + HPO4{2-} + H{+} =>
C106H263O110N16P + 106 O2 = 106 HCO3{-} + 16 NH4{+} + HPO4{2-} + 92 H{+}
Br2 + H2S = HBr + S8 =>
8 Br2 + 8 H2S = 16 HBr + S8
H + Br = HBr =>
H + Br = HBr
ZnSO4 + Na2EDTA = ZnEDTA + Na2SO4 =>
ZnSO4 + Na2EDTA = ZnEDTA + Na2SO4
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
KNO3 + NaI = KNO3NaI =>
KNO3 + NaI = KNO3NaI
(Nh4)3Po4 + Pb(No3)4 = Pb3(Po4)4 + Nh4No3 =>
4(Nh4)3Po4 + 3 Pb(No3)4 = Pb3(Po4)4 + 12 Nh4No3
Na2CO3 + LiNO3 = LiCO3 + Na2(NO3) =>
Na2CO3 + LiNO3 = LiCO3 + Na2(NO3)
Sb + HNO3 + H2O = H[Sb(OH)6] + NO2 =>
Sb + 5 HNO3 + H2O = H[Sb(OH)6] + 5 NO2
V2O5 + HBr = VOBr2 + H2O + Br2 =>
V2O5 + 6 HBr = 2 VOBr2 + 3 H2O + Br2
Li3N + HBr = LiBr + NH3 =>
Li3N + 3 HBr = 3 LiBr + NH3
CH3CHCH3CHBrCH2CH3 + NaCN = CH3CHCH3CHCNCH2CH3 + NaBr =>
CH3CHCH3CHBrCH2CH3 + NaCN = CH3CHCH3CHCNCH2CH3 + NaBr
V2O7 + V2O3 = V3O7 =>
5 V2O7 + 7 V2O3 = 8 V3O7
HClO = H{+} + ClO{-} =>
HClO = H{+} + ClO{-}
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Cu(NO3)2 + NaOH = CuO + H2O + NaNO3 =>
Cu(NO3)2 + 2 NaOH = CuO + H2O + 2 NaNO3
Pb(NO3)2 + K3Fe(CN)6 = Pb(CN)2 + K3Fe(NO3)6 =>
3 Pb(NO3)2 + K3Fe(CN)6 = 3 Pb(CN)2 + K3Fe(NO3)6
Pb = Pb5 =>
5 Pb = Pb5
H2S(g) + SO(g) = S8(s) + H2O(g) =>
4 H2S(g) + 4 SO(g) = S8(s) + 4 H2O(g)
CrSO4 + KMnO4 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + MnSO4 =>
10 CrSO4 + 2 KMnO4 + 8 H2SO4 = 5 Cr2(SO4)3 + 8 H2O + K2SO4 + 2 MnSO4
Cu(OH)2 + NaCl = CuCl2 + NaOH =>
Cu(OH)2 + 2 NaCl = CuCl2 + 2 NaOH
Zn + PbNO4 = ZnNO4 + Pb =>
Zn + PbNO4 = ZnNO4 + Pb
Cr{3+} + SO4{2-} + OH{-} = CrS + Cr2O7{2-} + H2O =>
8 Cr{3+} + 2 SO4{2-} + 26 OH{-} = 2 CrS + 3 Cr2O7{2-} + 13 H2O
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