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FeCl2 + Na2CO3 = FeCO3 + 2 NaCl
CH3COOH + OHCH2CH2CH(CH3)2 = H2O + (CH3)2CHCH2OCOCH3 =>
5 CH3COOH + 4 OHCH2CH2CH(CH3)2 = 4 H2O + 5(CH3)2CHCH2OCOCH3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Co(C2H3O2)2 + Na3PO4 = Co3(PO4)2 + NaC2H3O2 =>
3 Co(C2H3O2)2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaC2H3O2
FeSO4 + KMnO4 + H2SO4 = KSO4 + Fe(SO4)3 + MnSO4 + H2O =>
FeSO4 + KMnO4 + 4 H2SO4 = KSO4 + Fe(SO4)3 + MnSO4 + 4 H2O
Fe(s) + NiO(OH)(s) + H2O(l) = Fe(OH)2(s) + Ni(OH)2 =>
Fe(s) + 2 NiO(OH)(s) + 2 H2O(l) = Fe(OH)2(s) + 2 Ni(OH)2
O2 + Ce = Ce2O3 =>
3 O2 + 4 Ce = 2 Ce2O3
CH3CHOHCH2OH + HBr = CH3CHBrCH2Br + H2O =>
CH3CHOHCH2OH + 2 HBr = CH3CHBrCH2Br + 2 H2O
CH2OHCH2OH + O2 = CO2 + H2O =>
2 CH2OHCH2OH + 5 O2 = 4 CO2 + 6 H2O
NaClO4H2O = NaOHHClO4 =>
NaClO4H2O = NaOHHClO4
NaBr + Ca(OH)2 = CaBr2 + NaOH =>
2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
NiBr3 = Ni + Br3 =>
NiBr3 = Ni + Br3
Na(aq) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(aq) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
Fe(HCO3)2 + HCl = FeCl2 + CO2 + H2O =>
Fe(HCO3)2 + 2 HCl = FeCl2 + 2 CO2 + 2 H2O
NaHCO3 + C6H8O7 = Na3C6H7O7 + CO2 + H2O =>
27 NaHCO3 + 10 C6H8O7 = 9 Na3C6H7O7 + 33 CO2 + 22 H2O
P21 + O2 = P4O10 =>
4 P21 + 105 O2 = 21 P4O10
Sr(aq) + (NH4)2C2O4(aq) = SrC2O4(s) + NH4(aq) =>
Sr(aq) + (NH4)2C2O4(aq) = SrC2O4(s) + 2 NH4(aq)
Zn + HC2H3O2 = Zn(CH3COO)2 + H2 =>
Zn + 2 HC2H3O2 = Zn(CH3COO)2 + H2
H(C2H3O2) + Na2CO3 = Na(C2H3O2) + CO2 + H2O =>
2 H(C2H3O2) + Na2CO3 = 2 Na(C2H3O2) + CO2 + H2O
AgNO3 + KSCN = AgSCNKNO3 =>
AgNO3 + KSCN = AgSCNKNO3
Na + Fe2O3 = Na6O + Fe =>
18 Na + Fe2O3 = 3 Na6O + 2 Fe
H(Cl) + NaOH = NaCl + H2O =>
H(Cl) + NaOH = NaCl + H2O
Zn3P2 + HCl = ZnCl2 + PH3 =>
Zn3P2 + 6 HCl = 3 ZnCl2 + 2 PH3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H2SO4 + K2(CO3) = H2CO3 + K2SO4 =>
H2SO4 + K2(CO3) = H2CO3 + K2SO4
NH2Cl + Cl2 = N2 + HCl =>
2 NH2Cl + Cl2 = N2 + 4 HCl
K + H2SO4 = K2SO3 + H2O =>
2 K + H2SO4 = K2SO3 + H2O
Fe + FeCl3 = FeCl2 =>
Fe + 2 FeCl3 = 3 FeCl2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Na2S2O3 + AgCl = NaCl + Ag2(S2O3) =>
Na2S2O3 + 2 AgCl = 2 NaCl + Ag2(S2O3)
CH3CH2CH2OH + PCl5 = CH3CH2CH2Cl + H5PO5 =>
5 CH3CH2CH2OH + PCl5 = 5 CH3CH2CH2Cl + H5PO5
CH4(g) + NH3(g) = HCN(g) + H2 =>
CH4(g) + NH3(g) = HCN(g) + 3 H2
NaHCO3 = NaH + CO2 + O2 =>
2 NaHCO3 = 2 NaH + 2 CO2 + O2
Mg3Al2Si3O12 = MgSiO3 + MgAl2O4 + Al2SiO5 =>
2 Mg3Al2Si3O12 = 5 MgSiO3 + MgAl2O4 + Al2SiO5
NO2 + H2SO4 = HNO3 + SO2 =>
2 NO2 + H2SO4 = 2 HNO3 + SO2
CH3CH2COOH + LiOH = Li + H2O + CH3CH2COO =>
CH3CH2COOH + LiOH = Li + H2O + CH3CH2COO
O3 = O2 =>
2 O3 = 3 O2
[Cd(NH3)4] + HNO3 = Cd(NO3) + NH3 + H2 =>
2[Cd(NH3)4] + 2 HNO3 = 2 Cd(NO3) + 8 NH3 + H2
Ba(Na)2 + Na2SO4 = BaSO4 + Na =>
Ba(Na)2 + Na2SO4 = BaSO4 + 4 Na
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H2SO4 + NH4 = H + N2(SO4)3 =>
3 H2SO4 + 2 NH4 = 14 H + N2(SO4)3
Fe3Cl + Ba(OH)2 = BaCl2 + Fe3OH =>
2 Fe3Cl + Ba(OH)2 = BaCl2 + 2 Fe3OH
H3PO4(aq) = H + PO4 =>
H3PO4(aq) = 3 H + PO4
FeCl3 + K2(CO)3 = Fe(CO)3 + K2Cl3 =>
FeCl3 + K2(CO)3 = Fe(CO)3 + K2Cl3
Na2O + Al = Na + NaAlO2 =>
2 Na2O + Al = 3 Na + NaAlO2
S + PtO = SO3 + Pt =>
S + 3 PtO = SO3 + 3 Pt
Na2CO3 + Sr(NO3)2 = Na(NO3) + Sr2(CO3)2 =>
2 Na2CO3 + 2 Sr(NO3)2 = 4 Na(NO3) + Sr2(CO3)2
NaOH + HOAc = NaAc + HO =>
NaOH + HOAc = NaAc + 2 HO
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
AgClO3 + CaI2 = AgI + Ca(ClO3)2 =>
2 AgClO3 + CaI2 = 2 AgI + Ca(ClO3)2
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