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3 Si + Fe2O3 = 3 SiO + 2 Fe
Zn + CaNO3 = Ca + Zn(NO3)2 =>
Zn + 2 CaNO3 = 2 Ca + Zn(NO3)2
AlCl3(aq) + Pb(s) = AlPb(s) + Cl3(g) =>
AlCl3(aq) + Pb(s) = AlPb(s) + Cl3(g)
NaF(s) = Na(s) + F(aq) =>
NaF(s) = Na(s) + F(aq)
NH4HCO3 = (NH4)2CO3 + H2CO3 =>
2 NH4HCO3 = (NH4)2CO3 + H2CO3
Cr(NO3)3 + Sn = Sn(NO3)4 + Cr =>
4 Cr(NO3)3 + 3 Sn = 3 Sn(NO3)4 + 4 Cr
Na2V4O9 + NaOH = H2O + Na2VO3 =>
Na2V4O9 + 6 NaOH = 3 H2O + 4 Na2VO3
HCl + AgNO3 = Ag2Cl2 + HNO3 =>
2 HCl + 2 AgNO3 = Ag2Cl2 + 2 HNO3
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
Rh + O2 = Rh2O =>
4 Rh + O2 = 2 Rh2O
N4O2 = N2O =>
N4O2 = 2 N2O
CsICl2 + HCl = CsCl + ICl2{-} + H{+} =>
CsICl2 + HCl = CsCl + ICl2{-} + H{+}
CaS + H3BO3 = Ca3(BO3)2 + H2S =>
3 CaS + 2 H3BO3 = Ca3(BO3)2 + 3 H2S
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
N4O2 = N2O =>
N4O2 = 2 N2O
Sr(OH)2 + ZnBr2 = SrBr2 + Zn(OH)2 =>
Sr(OH)2 + ZnBr2 = SrBr2 + Zn(OH)2
OH + CuCl3 = Cl + CuO + HCl =>
OH + CuCl3 = 2 Cl + CuO + HCl
Cr2O3 + K2SO4 = Cr2(SO4)3 + K2O =>
Cr2O3 + 3 K2SO4 = Cr2(SO4)3 + 3 K2O
KMnO4 + H2SO4 + CaO = MnSO4 + Ca(OH)2 + O2 + K2SO4 =>
4 KMnO4 + 6 H2SO4 + 6 CaO = 4 MnSO4 + 6 Ca(OH)2 + 5 O2 + 2 K2SO4
Na2S + H2 = Na + H2S =>
Na2S + H2 = 2 Na + H2S
Ca(NO3)2(aq) + K3(PO4)(aq) = Ca3(PO4)2(s) + KNO3(aq) =>
3 Ca(NO3)2(aq) + 2 K3(PO4)(aq) = Ca3(PO4)2(s) + 6 KNO3(aq)
C4H9Cl + NaOC2H5 = C4H8 + C2H5(OH) + NaCl =>
C4H9Cl + NaOC2H5 = C4H8 + C2H5(OH) + NaCl
NaOH + KBr = KOH + NaBr =>
NaOH + KBr = KOH + NaBr
CH3COOH + FeO = (CH3COO)2Fe + H2O =>
2 CH3COOH + FeO = (CH3COO)2Fe + H2O
NH4Cl + AgNO3 = AgCl + NH4NO3 =>
NH4Cl + AgNO3 = AgCl + NH4NO3
Zn + COSO4 = ZnSO4 + CO =>
Zn + COSO4 = ZnSO4 + CO
Na2CO3 + CO2 + H2O = NaHCO3 =>
Na2CO3 + CO2 + H2O = 2 NaHCO3
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
N4O2 = N2O =>
N4O2 = 2 N2O
NaOH + H3PO4 = Na3PO4 + H2O* =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O*
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
CuO + H2 = H2O + Cu =>
CuO + H2 = H2O + Cu
Al(CH3COO)3(aq) + NaOH(aq) = Al(OH)3(s) + NaCH3COO(aq) =>
Al(CH3COO)3(aq) + 3 NaOH(aq) = Al(OH)3(s) + 3 NaCH3COO(aq)
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
KCl + H2Cr2O7 + NaOH = K2Cr2O7 + H2O + NaCl =>
2 KCl + H2Cr2O7 + 2 NaOH = K2Cr2O7 + 2 H2O + 2 NaCl
I2 + NaSe = NaI + Se =>
I2 + 2 NaSe = 2 NaI + 2 Se
CaC2 + HHO = Ca(OH)2 + C2H2 =>
CaC2 + 2 HHO = Ca(OH)2 + C2H2
(NO3)2Cu + NaOH = Cu(OH)2 + NaNO3 =>
(NO3)2Cu + 2 NaOH = Cu(OH)2 + 2 NaNO3
BrCO3 = Br(CO3) =>
BrCO3 = Br(CO3)
Cr2O3 + K2Fe(ON)6 + KOH = K4Fe(ON)6 + K2CrO4 + H2O =>
Cr2O3 + 3 K2Fe(ON)6 + 10 KOH = 3 K4Fe(ON)6 + 2 K2CrO4 + 5 H2O
La(NO3)3(H2O)6 + H3BO3 + C6H8O7(H2O) = CO2 + H2O + LaBO3 + N2 =>
6 La(NO3)3(H2O)6 + 6 H3BO3 + 5 C6H8O7(H2O) = 30 CO2 + 70 H2O + 6 LaBO3 + 9 N2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
KMnO4 + H2C2O4 = K2CO3 + MnO2 + H2O + CO2 =>
2 KMnO4 + 3 H2C2O4 = K2CO3 + 2 MnO2 + 3 H2O + 5 CO2
C4H9SH(l) + O2(g) = CO2(g) + H2O(l) + SO2 =>
2 C4H9SH(l) + 15 O2(g) = 8 CO2(g) + 10 H2O(l) + 2 SO2
CH4 + KMnO4 + H2SO4 = HCOOH + K2SO4 + MnSO4 + H2O =>
5 CH4 + 6 KMnO4 + 9 H2SO4 = 5 HCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
C4H8O + O2 = CO2 + H2O =>
2 C4H8O + 11 O2 = 8 CO2 + 8 H2O
HNO3 + Zn = (ZnNO3)2 + NO2 + H2O =>
4 HNO3 + 2 Zn = (ZnNO3)2 + 2 NO2 + 2 H2O
K4Fe(CN)6 + PbO2 + H2SO4 = Fe2(SO4)3 + K2SO4 + PbSO4 + HNO3 + CO2 + H2O =>
2 K4Fe(CN)6 + 61 PbO2 + 68 H2SO4 = Fe2(SO4)3 + 4 K2SO4 + 61 PbSO4 + 12 HNO3 + 12 CO2 + 62 H2O
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