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2 Al + 3 FeO = Fe3 + Al2O3
C2H10O5 + O2 = CO2 + H2O =>
C2H10O5 + 2 O2 = 2 CO2 + 5 H2O
FeSO4*(NH4)2SO4*6H2O + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
10 FeSO4*(NH4)2SO4*6H2O + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 10(NH4)2SO4 + K2SO4 + 68 H2O
SrCO3 + V2O5 + C = SrVO3 + CO2 =>
4 SrCO3 + 2 V2O5 + C = 4 SrVO3 + 5 CO2
BaCl2(aq) + NaHCO3(aq) = Ba(HCO3)2 + NaCl(aq) =>
BaCl2(aq) + 2 NaHCO3(aq) = Ba(HCO3)2 + 2 NaCl(aq)
NH4VO3 + H2O2 = (NH4)3(V(O2)3)3 + H2O =>
3 NH4VO3 + 9 H2O2 = (NH4)3(V(O2)3)3 + 9 H2O
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
Na2CO3(aq)NaOH(aq) = Na2OHNaCO3 =>
Na2CO3(aq)NaOH(aq) = Na2OHNaCO3
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
K2I + Pb(NO3)2 = KNO3 + Pb2I2 =>
2 K2I + 2 Pb(NO3)2 = 4 KNO3 + Pb2I2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K3Fe(C2O4)3*3H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + 3 K2C2O4 + H2O2 = 2 K3Fe(C2O4)3*3H2O + 2(NH4)2SO4 + 2 H2SO4 + 8 H2O
SrCO3 + V2O5 + C = SrVO3 + CO2 =>
4 SrCO3 + 2 V2O5 + C = 4 SrVO3 + 5 CO2
Al(OH)3 + H2O = OH + HAl(OH)3 =>
Al(OH)3 + H2O = OH + HAl(OH)3
C8H6O4 + C2H6O2 = H2O + C9H8O4 =>
9 C8H6O4 + 9 C2H6O2 = 14 H2O + 10 C9H8O4
CaS + S = CaS6 =>
CaS + 5 S = CaS6
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
O2 + ZnI2 = I + ZnO2 =>
O2 + ZnI2 = 2 I + ZnO2
HNO3 + Zn = NH4NO5 + Zn(NO3)2 + H2O =>
6 HNO3 + 2 Zn = NH4NO5 + 2 Zn(NO3)2 + H2O
H2SO4 + CU = H2 + CUSO4 =>
H2SO4 + CU = H2 + CUSO4
SrCO3 + V2O5 + C = SrVO3 + CO2 =>
4 SrCO3 + 2 V2O5 + C = 4 SrVO3 + 5 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
C2H4O3 + NH3 = NO + C + H =>
C2H4O3 + 3 NH3 = 3 NO + 2 C + 13 H
SrCO3 + V2O5 + C = SrVO3 + CO2 =>
4 SrCO3 + 2 V2O5 + C = 4 SrVO3 + 5 CO2
PbCl3 + AuCl3 = PbCl5 + Au =>
3 PbCl3 + 2 AuCl3 = 3 PbCl5 + 2 Au
HCOOH + CH4O = HCOOCH3 + H2O =>
HCOOH + CH4O = HCOOCH3 + H2O
C6H4(NO2)CH3 + Na2Cr2O7 + H2SO4 = C6H4(NO2)COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
C6H4(NO2)CH3 + Na2Cr2O7 + 4 H2SO4 = C6H4(NO2)COOH + Cr2(SO4)3 + Na2SO4 + 5 H2O
Zn(s) + H2SO4(aq) = SO4 + ZnH =>
2 Zn(s) + H2SO4(aq) = SO4 + 2 ZnH
HClO = H2O + Cl2O =>
2 HClO = H2O + Cl2O
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
CH3COOHKBr = CH3COOKHBr =>
CH3COOHKBr = CH3COOKHBr
NaOH + H2NO4 = NaNO4 + H2OH =>
NaOH + H2NO4 = NaNO4 + H2OH
Hg2(NO3)2 + Lil = HgNO3Lil =>
Hg2(NO3)2 + 2 Lil = 2 HgNO3Lil
NiCl3 + Na2CO3 = NiCO3 + Na2Cl3 =>
NiCl3 + Na2CO3 = NiCO3 + Na2Cl3
C2H4O + H2O = CH3OH + O2 =>
2 C2H4O + 4 H2O = 4 CH3OH + O2
Mn + HNO3 = H2O + Mn(NO3)2 + NH4NO3 =>
4 Mn + 10 HNO3 = 3 H2O + 4 Mn(NO3)2 + NH4NO3
Li + P = Li7P =>
7 Li + P = Li7P
K2CrO4 + AgNO3 = Ag2CrO4 + K + NO3 =>
K2CrO4 + 2 AgNO3 = Ag2CrO4 + 2 K + 2 NO3
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
(NH4)2S + NaOH = Na2S + NH4(OH) =>
(NH4)2S + 2 NaOH = Na2S + 2 NH4(OH)
CuOC = CuCO =>
CuOC = CuCO
Fe(S) + HCl = FeCl + SH =>
Fe(S) + HCl = FeCl + SH
NaBr + BaCl2 = NaCl + BaBr2 =>
2 NaBr + BaCl2 = 2 NaCl + BaBr2
Cr(OH)3 + KOH + KIO3 = KI + K2CrO4 + H2O =>
2 Cr(OH)3 + 4 KOH + KIO3 = KI + 2 K2CrO4 + 5 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NaHSe + CoCl2 + FeCl3 = Fe2CoSe4 + NaCl + HCl =>
4 NaHSe + CoCl2 + 2 FeCl3 = Fe2CoSe4 + 4 NaCl + 4 HCl
BaBr2 + Cs3P = Ba3P2 + CsBr =>
3 BaBr2 + 2 Cs3P = Ba3P2 + 6 CsBr
HNO3 + Ag5 = AgNO3 + H2 =>
10 HNO3 + 2 Ag5 = 10 AgNO3 + 5 H2
KSO4 + BaCl2 = KCl + Ba(SO4)2 =>
2 KSO4 + BaCl2 = 2 KCl + Ba(SO4)2
CuSO4 + Na2CO3 = CuCO3 + Na2SO4 =>
CuSO4 + Na2CO3 = CuCO3 + Na2SO4
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