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C + 3 Fe = Fe3C
Li2CO3 + HBr = Li2H + CO3Br =>
Li2CO3 + HBr = Li2H + CO3Br
C6H5OH + Zn = C6H5OZn + H2 =>
2 C6H5OH + 2 Zn = 2 C6H5OZn + H2
Ca(CH3COO)2 + H2SO4 = CaSO4 + CH3COOH =>
Ca(CH3COO)2 + H2SO4 = CaSO4 + 2 CH3COOH
FeCr2O4 + Na2CO3 + KNO3 = Fe2O3 + Na2CrO4 + KNO2 + CO2 =>
2 FeCr2O4 + 4 Na2CO3 + 7 KNO3 = Fe2O3 + 4 Na2CrO4 + 7 KNO2 + 4 CO2
Al + NaOH + H2O = Na(Al(OH)4) + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 Na(Al(OH)4) + 3 H2
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
K2SO4 + Na2CrO4 = K2CrO4 + Na2SO4 =>
K2SO4 + Na2CrO4 = K2CrO4 + Na2SO4
PbO2H2 + HCl = PbCl2 + H2O =>
PbO2H2 + 2 HCl = PbCl2 + 2 H2O
K2Cr2O7 + H2 = K2Cr2OH + H2O =>
2 K2Cr2O7 + 13 H2 = 2 K2Cr2OH + 12 H2O
AlCl3(s) + KOH(aq) = KCl(aq) + Al(OH)3 =>
AlCl3(s) + 3 KOH(aq) = 3 KCl(aq) + Al(OH)3
Cd(C2H3O2)2 + Al2(SO4)3 = Al(C2H3O2)3 + CdSO4 =>
3 Cd(C2H3O2)2 + Al2(SO4)3 = 2 Al(C2H3O2)3 + 3 CdSO4
KI + Hg(C2H3O2)2 = K(C2H3O2)2 + HgI =>
KI + Hg(C2H3O2)2 = K(C2H3O2)2 + HgI
MgNO3NaSO4 = MgSO4NaNO3 =>
MgNO3NaSO4 = MgSO4NaNO3
Ca(PO4)2 + H3PO4 = CaHPO4 + H2(PO4)2 =>
Ca(PO4)2 + H3PO4 = CaHPO4 + H2(PO4)2
Ni{2+} + H2S = NiS + H{+} =>
Ni{2+} + H2S = NiS + 2 H{+}
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
As(OH)3 + NaOH = NaAsO2 + H2O =>
As(OH)3 + NaOH = NaAsO2 + 2 H2O
As(OH)3 + NaOH = Na3AsO3 + H2O =>
As(OH)3 + 3 NaOH = Na3AsO3 + 3 H2O
HJO3 + HJ = J2 + H2O =>
HJO3 + 5 HJ = 3 J2 + 3 H2O
C2H5Cl + HCl = C2H6 + Cl2 =>
C2H5Cl + HCl = C2H6 + Cl2
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
NCl + Ag = AgCl + N =>
NCl + Ag = AgCl + N
HI + Ba(OH)2 = Ba(I)2 + H2O =>
2 HI + Ba(OH)2 = Ba(I)2 + 2 H2O
Al + Br2 = AlBr3Al =>
4 Al + 3 Br2 = 2 AlBr3Al
BaSO4 + C + Na2CO3 = CO + BaCO3 + Na2S =>
BaSO4 + 4 C + Na2CO3 = 4 CO + BaCO3 + Na2S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
MgSO4 + Ba(No3)2 = Mg(No3)2 + BaSO4 =>
MgSO4 + Ba(No3)2 = Mg(No3)2 + BaSO4
NaHS + KOH = NaOH + KHS =>
NaHS + KOH = NaOH + KHS
As(OH)3 + NaOH = Na[As(OH)4] =>
As(OH)3 + NaOH = Na[As(OH)4]
Ca(OH)2 + H2MnO4 = Ca(HMnO4)2 + H2O =>
Ca(OH)2 + 2 H2MnO4 = Ca(HMnO4)2 + 2 H2O
HJO3 + HJ = J2 + H2O =>
HJO3 + 5 HJ = 3 J2 + 3 H2O
As(OH)3 + NaOH = Na3[As(OH)6] =>
As(OH)3 + 3 NaOH = Na3[As(OH)6]
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
(C6H10O5)4 + O2 = CO2 + H2O =>
(C6H10O5)4 + 24 O2 = 24 CO2 + 20 H2O
NaH2PO2 + NiSO4 + H2O = Ni + H3PO4 + H2SO4 + NaOH =>
NaH2PO2 + 2 NiSO4 + 3 H2O = 2 Ni + H3PO4 + 2 H2SO4 + NaOH
HJO3 + HJ = J2 + H2O =>
HJO3 + 5 HJ = 3 J2 + 3 H2O
K2SO3 + HBr = SO2 + H2O + KBr =>
K2SO3 + 2 HBr = SO2 + H2O + 2 KBr
CaBr2 + H2O = CaH2O + Br =>
CaBr2 + H2O = CaH2O + 2 Br
Zn + HBr = ZnBr2 + H =>
Zn + 2 HBr = ZnBr2 + 2 H
Mg + O2 = Mg2O2 =>
2 Mg + O2 = Mg2O2
OH4CH9 + O2 = CO2 + H2O =>
4 OH4CH9 + 15 O2 = 4 CO2 + 26 H2O
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
HJO3 + HJ = J2 + H2O =>
HJO3 + 5 HJ = 3 J2 + 3 H2O
Zn{2} + NH3 = Zn(NH3)4{2} =>
Zn{2} + 4 NH3 = Zn(NH3)4{2}
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
Pb(Ac)2 + KI = PbI2 + KAc =>
Pb(Ac)2 + 2 KI = PbI2 + 2 KAc
Ca + Cu(NO) = Ca(NO) + Cu =>
Ca + Cu(NO) = Ca(NO) + Cu
KF + Mg(NO3)2 = KNO3 + MgF2 =>
2 KF + Mg(NO3)2 = 2 KNO3 + MgF2
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