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4 Fe(S2) + 11 O2 = 8 SO2 + 2 Fe2O3
MnO2 + HNO3 = Mn(NO3)2 + O2 + H2O =>
2 MnO2 + 4 HNO3 = 2 Mn(NO3)2 + O2 + 2 H2O
[Co(NH3)4(NO2)2]NO2 + CH3COOH = Co(CH3COO)2 + Co(NO3)2 + NO + NH4CH3COO =>
14[Co(NH3)4(NO2)2]NO2 + 64 CH3COOH = 3 Co(CH3COO)2 + 11 Co(NO3)2 + 18 NO + 58 NH4CH3COO
HCl(aq) + Na2S(s) = NaCl(aq) + H2S =>
2 HCl(aq) + Na2S(s) = 2 NaCl(aq) + H2S
KNO3 + AgNO3 = KN2O3 + AgO3 =>
KNO3 + AgNO3 = KN2O3 + AgO3
C2H6O + Cr2O72{-} + H{+} = C2H4O + H2O + Cr3{+} =>
427 C2H6O + 6 Cr2O72{-} + 10 H{+} = 427 C2H4O + 432 H2O + 4 Cr3{+}
CaOCl2 = Ca + OCl + Cl =>
CaOCl2 = Ca + OCl + Cl
Fe2(SO4)3 + BaI2 = FeI3 + Ba(SO4) =>
Fe2(SO4)3 + 3 BaI2 = 2 FeI3 + 3 Ba(SO4)
HMnO4 + AsH3 + H2SO4 = H3AsO4 + MnSO4 + H2O =>
8 HMnO4 + 5 AsH3 + 8 H2SO4 = 5 H3AsO4 + 8 MnSO4 + 12 H2O
Li(s) + NH3(g) = LiNH2(s) + H2(g) =>
2 Li(s) + 2 NH3(g) = 2 LiNH2(s) + H2(g)
HCONH2 + O2 = CO2 + N2 + H2O =>
4 HCONH2 + 5 O2 = 4 CO2 + 2 N2 + 6 H2O
Ag2O + Sn = Ag + SnO =>
Ag2O + Sn = 2 Ag + SnO
NaOH + N2O5 = NaNO3 + H2O =>
2 NaOH + N2O5 = 2 NaNO3 + H2O
FeHOH = FeOH2 =>
FeHOH = FeOH2
K3Fe(C2O4)3 = K2C2O4 + FeC2O4 + CO2 =>
2 K3Fe(C2O4)3 = 3 K2C2O4 + 2 FeC2O4 + 2 CO2
K3PO4 + WCl5 = KCl + W3(PO4)5 =>
5 K3PO4 + 3 WCl5 = 15 KCl + W3(PO4)5
RbOH + SiO2 = RbSiO3 + H2 =>
2 RbOH + 2 SiO2 = 2 RbSiO3 + H2
CuSO4(aq) + NH4OH(aq) = [Cu(NH3)4]SO4(aq) + H2O(l) =>
CuSO4(aq) + 4 NH4OH(aq) = [Cu(NH3)4]SO4(aq) + 4 H2O(l)
KCIO3 + Na2SO4 = K2SO4 + NaCIO3 =>
2 KCIO3 + Na2SO4 = K2SO4 + 2 NaCIO3
H2SeO3 + SO2 = Se + H2SO4 + O2 =>
2 H2SeO3 + 2 SO2 = 2 Se + 2 H2SO4 + O2
Na2FeO4 + NaI + H2SO4 = I2 + Na2SO4 + Fe2(SO4)3 + H2O =>
2 Na2FeO4 + 6 NaI + 8 H2SO4 = 3 I2 + 5 Na2SO4 + Fe2(SO4)3 + 8 H2O
C5H10O + H2 = C5H12O =>
C5H10O + H2 = C5H12O
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O =>
CH3NH3Br + NaOH = CH3NH2 + NaBr + H2O
F + KOH = KF + H2O + O2 =>
4 F + 4 KOH = 4 KF + 2 H2O + O2
SnO + O2 = SnO2 =>
2 SnO + O2 = 2 SnO2
NaCH3COOH2O = NaOHHCH3COO =>
NaCH3COOH2O = NaOHHCH3COO
C2Cu2 + HCl = CuCl + C2H2 =>
C2Cu2 + 2 HCl = 2 CuCl + C2H2
HClO4 = Cl2O7 + H2O =>
2 HClO4 = Cl2O7 + H2O
Al + CuSO4(aq) = Al2(SO4)3(aq) + Cu(s) =>
2 Al + 3 CuSO4(aq) = Al2(SO4)3(aq) + 3 Cu(s)
KMnO4 + HSO4 + K2SO3 = MnSO4 + K2SO4 + H2O =>
4 KMnO4 + 6 HSO4 + 13 K2SO3 = 4 MnSO4 + 15 K2SO4 + 3 H2O
Ba(OH)2 + Zn(CN)2 = Ba(CN)2 + Zn(OH)2 =>
Ba(OH)2 + Zn(CN)2 = Ba(CN)2 + Zn(OH)2
Ba(NO3)2(ac) + K2CrO4(ac) = BaCrO4 + KNO3 =>
Ba(NO3)2(ac) + K2CrO4(ac) = BaCrO4 + 2 KNO3
Ce4{+} + Fe2{+} = Ce2{+} + Fe3{+} =>
Ce4{+} + 3 Fe2{+} = 2 Ce2{+} + 2 Fe3{+}
Fe2O3(s) + Al = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al = 2 Fe(l) + Al2O3(s)
SrCrO4 + Mg + MgCl2 = SrCl2 + MgO + Cr2O3 =>
2 SrCrO4 + 3 Mg + 2 MgCl2 = 2 SrCl2 + 5 MgO + Cr2O3
SO2 + OH = SO3 + H2O =>
SO2 + 2 OH = SO3 + H2O
Cu(OH)2 + K2SO4 = CuSO4 + KOH =>
Cu(OH)2 + K2SO4 = CuSO4 + 2 KOH
C2H8N2 + N2O4 = N2 + CO2 + H2O =>
C2H8N2 + 2 N2O4 = 3 N2 + 2 CO2 + 4 H2O
Ag(OH) + HBO2 = AgBO2 + H2O =>
Ag(OH) + HBO2 = AgBO2 + H2O
C2H5COOH = H{+} + C2H5COO{-} =>
C2H5COOH = H{+} + C2H5COO{-}
PO4 + Na2 = NaPO4 =>
2 PO4 + Na2 = 2 NaPO4
Zr + Cl2 = ZrCl3 =>
2 Zr + 3 Cl2 = 2 ZrCl3
Sn + H3PO4 = Sn3(PO4)2 + H3 =>
3 Sn + 2 H3PO4 = Sn3(PO4)2 + 2 H3
NH2OH + KI + H2SO4 = K2SO4 + NH3 + I2 + H2O =>
NH2OH + 2 KI + H2SO4 = K2SO4 + NH3 + I2 + H2O
Na2S + Au = Au2S3 + Na3 =>
3 Na2S + 2 Au = Au2S3 + 2 Na3
Cu(OH)2*2(CuCO3)(s) + C(s) = Cu(s) + CO2(g) + H2O(g) =>
2 Cu(OH)2*2(CuCO3)(s) + 3 C(s) = 6 Cu(s) + 7 CO2(g) + 2 H2O(g)
Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3
Ca + PbO = Pb + CaO =>
Ca + PbO = Pb + CaO
AlCl3 + NaOH + H2O = Na(Al(OH)4) + HCl =>
AlCl3 + NaOH + 3 H2O = Na(Al(OH)4) + 3 HCl
C3H8O3 + C18H34O2 = C39H72O4 + H2O =>
3 C3H8O3 + 19 C18H34O2 = 9 C39H72O4 + 11 H2O
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