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Fe2O3 + 2 Al = Al2O3 + 2 Fe
CH3CH2OH + O2 = H2O + CH3COOH =>
CH3CH2OH + O2 = H2O + CH3COOH
Zn + PbSo4 = ZnSo4 + Pb =>
Zn + PbSo4 = ZnSo4 + Pb
WF6 + H2 = W + HF =>
WF6 + 3 H2 = W + 6 HF
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
CO(g) + H2(g) = CH3OH(l) =>
CO(g) + 2 H2(g) = CH3OH(l)
H + N = NH3 =>
3 H + N = NH3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
ZnCo3 + H2So4 = ZnSo4 + H2 + Co2 =>
2 ZnCo3 + 2 H2So4 = 2 ZnSo4 + 2 H2 + 3 Co2
HCOH + [Ag(NH3)2]OH = Ag + CO2 + H2O + NH3 =>
HCOH + 4[Ag(NH3)2]OH = 4 Ag + CO2 + 3 H2O + 8 NH3
PbS + PbO = Pb + SO2 =>
PbS + 2 PbO = 3 Pb + SO2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
(COO) = CO2 =>
(COO) = CO2
NaHCO3 + CH3COOH = C2H3NaO2 + H2O + CO2 =>
NaHCO3 + CH3COOH = C2H3NaO2 + H2O + CO2
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
(COO)2 = CO2 =>
(COO)2 = 2 CO2
HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + H2O =>
2 HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2O
Fe + S = Fe2S3 =>
2 Fe + 3 S = Fe2S3
Na3PO4 + MgCl2 = Mg3(PO4)2 + NaCl =>
2 Na3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NaCl
Zn(NO3)2 + K2S = ZnS + KNO3 =>
Zn(NO3)2 + K2S = ZnS + 2 KNO3
Na2SnO2 + H2O = Sn(OH)2 + NaOH =>
Na2SnO2 + 2 H2O = Sn(OH)2 + 2 NaOH
HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + H2O =>
2 HC2H3O2 + Ca(OH)2 = Ca(C2H3O2)2 + 2 H2O
PbO2(s) = Pb4(s) + O2(g) =>
4 PbO2(s) = Pb4(s) + 4 O2(g)
H2SO4 + C = CO2 + H2O + SO2 =>
2 H2SO4 + C = CO2 + 2 H2O + 2 SO2
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + H2(g) =>
Zn(s) + 2 HNO3(aq) = Zn(NO3)2(aq) + H2(g)
CaCl + H2O = CaCl*H2O =>
CaCl + H2O = CaCl*H2O
SiO2 = SiO2 =>
SiO2 = SiO2
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
KOH + MgSO4 = Mg(OH)2 + K2SO4 =>
2 KOH + MgSO4 = Mg(OH)2 + K2SO4
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KOH(aq) + CuSO4(aq) = CuOH + KSO4 =>
KOH(aq) + CuSO4(aq) = CuOH + KSO4
CrCl3 + KOH + KClO3 = KCl + K2CrO4 + H2O =>
2 CrCl3 + 10 KOH + KClO3 = 7 KCl + 2 K2CrO4 + 5 H2O
KMnO4 + Cr2(SO4)3 + KOH = MnO2 + K2SO4 + K2CrO4 + H2O =>
2 KMnO4 + Cr2(SO4)3 + 8 KOH = 2 MnO2 + 3 K2SO4 + 2 K2CrO4 + 4 H2O
(CaOH)3PO4 + H2SO4 = CaSO4 + H3PO4 + H2O =>
(CaOH)3PO4 + 3 H2SO4 = 3 CaSO4 + H3PO4 + 3 H2O
CuBr = Cu + Br =>
CuBr = Cu + Br
SnCl2 + Na3PO4 = Sn3(PO4)2 + NaCl =>
3 SnCl2 + 2 Na3PO4 = Sn3(PO4)2 + 6 NaCl
PbO + C = Pb + CO2 =>
2 PbO + C = 2 Pb + CO2
CuBr2 = Cu + Br =>
CuBr2 = Cu + 2 Br
MgS + H2O = Mg(OH)2 + Mg(SH)2 =>
2 MgS + 2 H2O = Mg(OH)2 + Mg(SH)2
C2H2 + H2 = C2H5 =>
2 C2H2 + 3 H2 = 2 C2H5
HBr + NaMnO4 + NaOH = Na2MnO4 + Br2 + H2O =>
2 HBr + 2 NaMnO4 + 2 NaOH = 2 Na2MnO4 + Br2 + 2 H2O
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
KI + Br2 = KBr + I2 =>
2 KI + Br2 = 2 KBr + I2
FeCl2 + H2O2 + HCl = FeCl3 + H2O =>
2 FeCl2 + H2O2 + 2 HCl = 2 FeCl3 + 2 H2O
O2 + HI = HI3 + H2O =>
O2 + 6 HI = 2 HI3 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
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