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8 HCOOH + 12 CH3CH2CHOH = 11 HCOOCH2CH2CH3 + 6 HOH
Na2B4O7 + Al2(SO4)3 = Na2SO4 + Al2(B4O7)3 =>
3 Na2B4O7 + Al2(SO4)3 = 3 Na2SO4 + Al2(B4O7)3
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
S + KClO + KOH = K2SO4 + KCl + H2O =>
S + 3 KClO + 2 KOH = K2SO4 + 3 KCl + H2O
Cu2S + SO4{-}2 + H{+} = CuO + SO2 + H2O =>
3 Cu2S + 8 SO4{-}2 + 8 H{+} = 6 CuO + 11 SO2 + 4 H2O
Na2SO3(aq) + S8 = Na2S2O3 =>
8 Na2SO3(aq) + S8 = 8 Na2S2O3
NaOH(aq) + FeCl3 = NaCl(aq) + Fe(OH)3 =>
3 NaOH(aq) + FeCl3 = 3 NaCl(aq) + Fe(OH)3
Ca(OH)2 + H(ClO) = Ca(ClO)2 + H2O =>
Ca(OH)2 + 2 H(ClO) = Ca(ClO)2 + 2 H2O
C3H7Br + NaOH = C3OH8 + NaBr =>
C3H7Br + NaOH = C3OH8 + NaBr
N23 + H2 = NH3 =>
2 N23 + 69 H2 = 46 NH3
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
Fe(s) + Pb2{+} = Fe2{+} + Pb(s) =>
2 Fe(s) + Pb2{+} = Fe2{+} + 2 Pb(s)
FeO2(s) + O(g) = FeO3(s) =>
FeO2(s) + O(g) = FeO3(s)
Mn + AuCl3 = MnCl2 + Au =>
3 Mn + 2 AuCl3 = 3 MnCl2 + 2 Au
Cu(NO3)2 + NaI = CuI + I2 + NaNO3 =>
2 Cu(NO3)2 + 4 NaI = 2 CuI + I2 + 4 NaNO3
HI(aq) = H2(g) + I2(aq) =>
2 HI(aq) = H2(g) + I2(aq)
Cr + HNO3 = Cr(NO3)3 + N2O + H2O =>
8 Cr + 30 HNO3 = 8 Cr(NO3)3 + 3 N2O + 15 H2O
Pb(OH)2 + KOH = K2(Pb(OH)4) =>
Pb(OH)2 + 2 KOH = K2(Pb(OH)4)
KMnO4 + HCl(ac) = KCl + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 16 HCl(ac) = 2 KCl + 2 MnCl2 + 5 Cl2 + 8 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
NO + NaOH = NaNO2 + H2O + N2O =>
4 NO + 2 NaOH = 2 NaNO2 + H2O + N2O
PbCl2(aq) + KI(aq) = PbI2 + KCl =>
PbCl2(aq) + 2 KI(aq) = PbI2 + 2 KCl
CH2CHCHCH2 + KMnO4 + H2SO4 = CH3COH + CO2 + K2SO4 + MnSO4 =>
25 CH2CHCHCH2 + 14 KMnO4 + 21 H2SO4 = 48 CH3COH + 4 CO2 + 7 K2SO4 + 14 MnSO4
Na2SO3(aq) + S8 = Na2S2O3 =>
8 Na2SO3(aq) + S8 = 8 Na2S2O3
FeS(s) + O2(g) + H2O(l) = Fe2O3(s) + H2SO4(aq) =>
4 FeS(s) + 9 O2(g) + 4 H2O(l) = 2 Fe2O3(s) + 4 H2SO4(aq)
Zr + CoBr2 = Co + ZrBr4 =>
Zr + 2 CoBr2 = 2 Co + ZrBr4
F2 + NaCl = Na + FCl =>
F2 + 2 NaCl = 2 Na + 2 FCl
H3P + Na(OH)2 = Na3P2 + H2O =>
2 H3P + 3 Na(OH)2 = Na3P2 + 6 H2O
KNO3 + Zn(NO3)2 = K(NO3)2 + ZnK =>
4 KNO3 + Zn(NO3)2 = 3 K(NO3)2 + ZnK
C10H13NO2 + HNO3 = C10H12N2O4 + H2O =>
C10H13NO2 + HNO3 = C10H12N2O4 + H2O
FeClSO4 + K4Fe(CN)6 = K2SO4 + KCl + Fe4(Fe(CN)6)3 =>
4 FeClSO4 + 3 K4Fe(CN)6 = 4 K2SO4 + 4 KCl + Fe4(Fe(CN)6)3
NaOH + H = H2O + Na =>
NaOH + H = H2O + Na
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
Na2B4O7 + Al2(SO4)3 = Na2SO4 + Al2(B4O7)3 =>
3 Na2B4O7 + Al2(SO4)3 = 3 Na2SO4 + Al2(B4O7)3
MgHCO3 + CH3COOH = H2O + CO2 + Mg(CH3COO)2 =>
8 MgHCO3 + 15 CH3COOH = 10 H2O + 6 CO2 + 8 Mg(CH3COO)2
FeO3 + H2O = Fe(OH)3 + O2 =>
4 FeO3 + 6 H2O = 4 Fe(OH)3 + 3 O2
P + O + H2O = H3PO4 =>
2 P + 5 O + 3 H2O = 2 H3PO4
CuO + CaCO3 = CaO + CuCO3 =>
CuO + CaCO3 = CaO + CuCO3
Mg(NH2)2 + HCl = MgCl2 + NH3 =>
Mg(NH2)2 + 2 HCl = MgCl2 + 2 NH3
Mg(NO3)2 + KMnO4 = Mg(MnO4)2 + KNO3 =>
Mg(NO3)2 + 2 KMnO4 = Mg(MnO4)2 + 2 KNO3
Al(OH)3 + NH4Cl = NH3 + AlCl3 + H2O =>
Al(OH)3 + 3 NH4Cl = 3 NH3 + AlCl3 + 3 H2O
C3H7COOH + K = C3H7COOK + H2 =>
2 C3H7COOH + 2 K = 2 C3H7COOK + H2
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
Na2SO4 + BPO4 = Na3PO4 + B2(SO4)3 =>
3 Na2SO4 + 2 BPO4 = 2 Na3PO4 + B2(SO4)3
K{3}PO{4} + HCI = KCI + H{3}PO{4} =>
K{3}PO{4} + HCI = KCI + H{3}PO{4}
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
C3H7CN + H2 = C4H9NH2 =>
C3H7CN + 2 H2 = C4H9NH2
AlCl + CuSO4 = AlSO4 + CuCl =>
AlCl + CuSO4 = AlSO4 + CuCl
H + NFl3 = N + HFl =>
3 H + NFl3 = N + 3 HFl
KIO3 + Zn + HCl = I2 + ZnCl2 + KCl + H2O =>
2 KIO3 + 5 Zn + 12 HCl = I2 + 5 ZnCl2 + 2 KCl + 6 H2O
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