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Fe2O3*FeO = Fe3O4
CaCl*NaCO3 = NaCl*CaCO3 =>
CaCl*NaCO3 = NaCl*CaCO3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NO2 + H2 = NH3 + H2O =>
2 NO2 + 7 H2 = 2 NH3 + 4 H2O
CH3CHO + O2 = CO2 + H2O =>
2 CH3CHO + 5 O2 = 4 CO2 + 4 H2O
CuO + HC1 = Cu1C2 + H2O =>
CuO + 2 HC1 = Cu1C2 + H2O
CoCl2 + Na4SiO4 = Co(SiO4)2 + Na4Cl =>
CoCl2 + 2 Na4SiO4 = Co(SiO4)2 + 2 Na4Cl
FeSO4 + BaNO32 = FeNO32 + BaSO4 =>
FeSO4 + BaNO32 = FeNO32 + BaSO4
C3H7COOH + CHOH = C3H7COOCH + H2O =>
C3H7COOH + CHOH = C3H7COOCH + H2O
Na2SO4 + H2SO4 = Na2H2 + SO4 =>
Na2SO4 + H2SO4 = Na2H2 + 2 SO4
NH2OH + MnO2 = N2O + Mn(OH)2 + H2O =>
2 NH2OH + 2 MnO2 = N2O + 2 Mn(OH)2 + H2O
FeCO3 + NaOH = Na2CO3 + Fe(OH)2 =>
FeCO3 + 2 NaOH = Na2CO3 + Fe(OH)2
H2SO4(aq) + CaCO3(s) = CO2(g) + CaSO4(s) + H2O(l) =>
H2SO4(aq) + CaCO3(s) = CO2(g) + CaSO4(s) + H2O(l)
FeSO4 + Fe2(SO4)3 + Si(OPh)4 + H2O = Fe4SiO5(OH)4 + PhOH + H2SO4 =>
2 FeSO4 + Fe2(SO4)3 + Si(OPh)4 + 9 H2O = Fe4SiO5(OH)4 + 4 PhOH + 5 H2SO4
C3H6O + K2Cr2O7 + H2SO4 = C2H4O + K2SO4 + Cr2(SO4)3 + H2O =>
6 C3H6O + K2Cr2O7 + 4 H2SO4 = 9 C2H4O + K2SO4 + Cr2(SO4)3 + 4 H2O
Br2 + NaCI = Br2CI + Na =>
Br2 + NaCI = Br2CI + Na
NaI + Br2 = NaBr + I2 =>
2 NaI + Br2 = 2 NaBr + I2
CH3OH + CH3COOH = CH3COOH3 =>
2 CH3OH + CH3COOH = 2 CH3COOH3
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaCl + H2SO3 = Na2 + SO3 + HCl =>
2 NaCl + H2SO3 = Na2 + SO3 + 2 HCl
Sn(s) + HF(aq) = SnF2(s) + H2(g) =>
Sn(s) + 2 HF(aq) = SnF2(s) + H2(g)
FeCl3 + O2 = FeCl2 + ClO2 =>
FeCl3 + O2 = FeCl2 + ClO2
NH4VO3 + NaOH + H2O2 = H2O + Na3V(O2)4 + NH3 =>
NH4VO3 + 3 NaOH + 4 H2O2 = 6 H2O + Na3V(O2)4 + NH3
LiBr + NaOH = LiOH + NaBr =>
LiBr + NaOH = LiOH + NaBr
Li2C2O4 + MnC2O4 + NiC2O4 = Li2NiMn3C10O20 =>
Li2C2O4 + 3 MnC2O4 + NiC2O4 = Li2NiMn3C10O20
(KHSO4) + KOH = K2SO4 + H2O =>
(KHSO4) + KOH = K2SO4 + H2O
VOOH + H2SO4 = V2(SO4)3 + H2O =>
2 VOOH + 3 H2SO4 = V2(SO4)3 + 4 H2O
AlO + HNO3 = Al(NO3)3 + H + O =>
AlO + 3 HNO3 = Al(NO3)3 + 3 H + O
Cl + O2 = ClO3 =>
2 Cl + 3 O2 = 2 ClO3
Co6Br + Ca3SO4 = Ca6Br + Co3SO4 =>
Co6Br + 2 Ca3SO4 = Ca6Br + 2 Co3SO4
PCl3 + H2O = H3PO4 + Cl2 + H2 =>
2 PCl3 + 8 H2O = 2 H3PO4 + 3 Cl2 + 5 H2
Fe2 + B = Fe2B2 =>
Fe2 + 2 B = Fe2B2
AlI3 + Br2 = AlBr3 + I3 =>
2 AlI3 + 3 Br2 = 2 AlBr3 + 2 I3
AlOHCl2 + H2SO4 = Al2(SO4)3 + H2O + HCl =>
2 AlOHCl2 + 3 H2SO4 = Al2(SO4)3 + 2 H2O + 4 HCl
MnO + N2 = MnNO =>
2 MnO + N2 = 2 MnNO
Fe(OH)3 + HCl = Cl2 + H2O + FeCl2 =>
2 Fe(OH)3 + 6 HCl = Cl2 + 6 H2O + 2 FeCl2
CdPO4 + CaCl = CaPO4 + CdCl =>
CdPO4 + CaCl = CaPO4 + CdCl
C6H10 + MnO4{-} + H{+} + H2O = C6H12O2 + Mn{2+} =>
5 C6H10 + 2 MnO4{-} + 6 H{+} + 2 H2O = 5 C6H12O2 + 2 Mn{2+}
HgS + NaClO = HgSO4 + NaCl =>
HgS + 4 NaClO = HgSO4 + 4 NaCl
CH3CH(OH)CH2CH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COH + H2O =>
9 CH3CH(OH)CH2CH3 + 4 K2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 12 CH3CH2COH + 25 H2O
H2SO4 + KMnO4 + FeSO4 = Mn + Fe2(SO4)3 + K2SO4 + H2O =>
8 H2SO4 + 2 KMnO4 + 14 FeSO4 = 2 Mn + 7 Fe2(SO4)3 + K2SO4 + 8 H2O
Na + Zn(NO3)2 = Na(NO3)2 + Zn =>
Na + Zn(NO3)2 = Na(NO3)2 + Zn
Cl + NH3 = N + NH4Cl =>
3 Cl + 4 NH3 = N + 3 NH4Cl
Na{+} + Fe{3+} + [Fe{2+}(Cn)6]{4-} = NaFe{3+}[Fe{2+}(Cn)6] =>
5 Na{+} + 4 Fe{3+} + [Fe{2+}(Cn)6]{4-} = 5 NaFe{3+}[Fe{2+}(Cn)6]
AsBr3 + AgNO3 = AgBr3 + AsNO3 =>
AsBr3 + AgNO3 = AgBr3 + AsNO3
MnCl3(s) + Na2S4(s) = Mn2S3(s) + NaCl(s) + S(s) =>
2 MnCl3(s) + 3 Na2S4(s) = Mn2S3(s) + 6 NaCl(s) + 9 S(s)
C3 + F2 = C3F =>
2 C3 + F2 = 2 C3F
Hm4 + Rl4 + Le8 + Ce6 = RlHmLeCe =>
6 Hm4 + 6 Rl4 + 3 Le8 + 4 Ce6 = 24 RlHmLeCe
Cr + CuC2O4 = Cu + Cr2(C2O4)3 =>
2 Cr + 3 CuC2O4 = 3 Cu + Cr2(C2O4)3
H2SO4 + Ca3 + (PO4)2 = CaSO4 + H3PO4 =>
3 H2SO4 + Ca3 + (PO4)2 = 3 CaSO4 + 2 H3PO4
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