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4 Cu + O2 = 2 Cu2O
AlCl3 + NH4OH = Al(OH)3 + NH4Cl =>
AlCl3 + 3 NH4OH = Al(OH)3 + 3 NH4Cl
H2SO4 + Na2SiO3 = Na2SO4 + H2SiO3 =>
H2SO4 + Na2SiO3 = Na2SO4 + H2SiO3
C57H104O6 + CH3OH = C17H34O2 + C3H8O3 =>
10 C57H104O6 + 71 CH3OH = 34 C17H34O2 + 21 C3H8O3
BaCl2 + FeCl3 = BaCl3FeCl2 =>
BaCl2 + FeCl3 = BaCl3FeCl2
Al(OH)3 + (NH4)2S = NH4OH + Al2S3 =>
2 Al(OH)3 + 3(NH4)2S = 6 NH4OH + Al2S3
SO2 + FeO = SO3Fe =>
SO2 + FeO = SO3Fe
NH2OH(g) = NH3(g) + N2(g) + H2O(g) =>
3 NH2OH(g) = NH3(g) + N2(g) + 3 H2O(g)
Ba(HCO3)2 + HCl = BaCl2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HCl = BaCl2 + 2 H2O + 2 CO2
CH3COOH + CH3COONa = CH3COO + NaH =>
CH3COOH + CH3COONa = 2 CH3COO + NaH
Co2 + Al = Al2Co =>
Co2 + 4 Al = 2 Al2Co
Na2CO3 + HBr = NaBr + H2CO3 =>
Na2CO3 + 2 HBr = 2 NaBr + H2CO3
LiOHH2O(heat) = Li2O + H2O =>
2 LiOHH2O(heat) = Li2O + 3 H2O
FeBr2 + AgNo3 = Fe(No3)2 + AgBr =>
FeBr2 + 2 AgNo3 = Fe(No3)2 + 2 AgBr
HON(SO3Na)2 + KMnO4 = MnO2 + ON(SO3Na)2 + KOH + H2O =>
3 HON(SO3Na)2 + KMnO4 = MnO2 + 3 ON(SO3Na)2 + KOH + H2O
Mg + Mn{2+} = Mg{2+} + Mn =>
Mg + Mn{2+} = Mg{2+} + Mn
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
Cu{+2} + Cl{-} = CuCl4{-2} =>
Cu{+2} + 4 Cl{-} = CuCl4{-2}
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Na2CO3 + HBr = NaBr + H2CO3 =>
Na2CO3 + 2 HBr = 2 NaBr + H2CO3
AlF3 + Zn3(PO4)2 = AlPO4 + ZnF2 =>
2 AlF3 + Zn3(PO4)2 = 2 AlPO4 + 3 ZnF2
CuSO4 + K2C2O4 = K2[Cu(C2O4)2] + K2SO4 =>
CuSO4 + 2 K2C2O4 = K2[Cu(C2O4)2] + K2SO4
(CuOH) + CO3 = CuO + CO2 + H2O =>
2(CuOH) + CO3 = 2 CuO + CO2 + H2O
Ba + CoCl3 = BaCl2 + Co =>
3 Ba + 2 CoCl3 = 3 BaCl2 + 2 Co
SrOH + HBr = SrBr + HOH =>
SrOH + HBr = SrBr + HOH
Na3PO4 + (NH4)2MoO4 + HNO3 = (NH4)3PO4*12MoO3 + NH4NO3 + NaNO3 + H2O =>
Na3PO4 + 12(NH4)2MoO4 + 24 HNO3 = (NH4)3PO4*12MoO3 + 21 NH4NO3 + 3 NaNO3 + 12 H2O
C7H6O2 + CH4O = C8H8O2 + H2O =>
C7H6O2 + CH4O = C8H8O2 + H2O
H22 + O22 = H22O22 =>
H22 + O22 = H22O22
HCl + CH4N2O + C15H24O + C6H8O7 = C10H11ClN4 + H2O =>
111 HCl + 222 CH4N2O + 42 C15H24O + 43 C6H8O7 = 111 C10H11ClN4 + 565 H2O
Cu2(CO3)3 = Cu2O3 + CO2 =>
Cu2(CO3)3 = Cu2O3 + 3 CO2
Fe2(SO4)3 + NH3 + H2O = Fe(OH)3 + (NH4)2SO4 =>
Fe2(SO4)3 + 6 NH3 + 6 H2O = 2 Fe(OH)3 + 3(NH4)2SO4
BaCl2(aq) + H2SO2(aq) = BaSO2(s) + HCl(aq) =>
BaCl2(aq) + H2SO2(aq) = BaSO2(s) + 2 HCl(aq)
C2H2 + HCl = C2H3Cl =>
C2H2 + HCl = C2H3Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH4OH + FeCl3 = Fe(OH)3 + NH3 + HCl =>
3 NH4OH + FeCl3 = Fe(OH)3 + 3 NH3 + 3 HCl
Cs2CO3 + ZnBr2 = CsBr + ZnCO3 =>
Cs2CO3 + ZnBr2 = 2 CsBr + ZnCO3
Zn + HCl + NaReO4 = NaRe + H2O + ZnCl2 =>
4 Zn + 8 HCl + NaReO4 = NaRe + 4 H2O + 4 ZnCl2
Cl2 + CH3CH2OH = CCl3CHO + HCl =>
4 Cl2 + CH3CH2OH = CCl3CHO + 5 HCl
[Cr(H2O)6](NO3)3 = Cr(OH)3 + HNO3 + H2O =>
[Cr(H2O)6](NO3)3 = Cr(OH)3 + 3 HNO3 + 3 H2O
BaCl2 + Na2Co3 = BaCo3 + NaCl =>
BaCl2 + Na2Co3 = BaCo3 + 2 NaCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Xe + F2 = XeF6 =>
Xe + 3 F2 = XeF6
K + Ca(NO3)2 = KNO3 + Ca =>
2 K + Ca(NO3)2 = 2 KNO3 + Ca
NaNO2 + H2O = NaOH + HNO2 =>
NaNO2 + H2O = NaOH + HNO2
NaBr + RbCl = NaCl + RbBr =>
NaBr + RbCl = NaCl + RbBr
Cr(OH)3 + HBr = CrBr3 + H2O =>
Cr(OH)3 + 3 HBr = CrBr3 + 3 H2O
ZnBr2(aq) + AgNO3(aq) = Zn(NO3)2(aq) + AgBr(s) =>
ZnBr2(aq) + 2 AgNO3(aq) = Zn(NO3)2(aq) + 2 AgBr(s)
KIO3 + KI + HNO3 = I2 + H2O + KNO3 =>
KIO3 + 5 KI + 6 HNO3 = 3 I2 + 3 H2O + 6 KNO3
H2 + PbO2 = H2O + PbO =>
H2 + PbO2 = H2O + PbO
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