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4 HCOOH + H2SO4 = 4 CO2 + 4 H2O + H2S
KClO3 + H2C2O4 = ClO2 + CO2 + H2O + K2C2O4 =>
2 KClO3 + 2 H2C2O4 = 2 ClO2 + 2 CO2 + 2 H2O + K2C2O4
Co(NO3)2*6H2O + Fe(NO3)3*9H2O + C6H8O7*H2O = CoFe2O4 + CO2 + N2 + H2O =>
9 Co(NO3)2*6H2O + 18 Fe(NO3)3*9H2O + 20 C6H8O7*H2O = 9 CoFe2O4 + 120 CO2 + 36 N2 + 316 H2O
NaNO3(aq) + KI(aq) = NaI(s) + KNO3(aq) =>
NaNO3(aq) + KI(aq) = NaI(s) + KNO3(aq)
N2O3 = NO2 + NO =>
N2O3 = NO2 + NO
SnO2 + KOH = K2O3Sn + H2O =>
SnO2 + 2 KOH = K2O3Sn + H2O
C6H12O6 + NO3{-} = HCO3{-} + N2 + H{+} + H2O =>
5 C6H12O6 + 24 NO3{-} = 30 HCO3{-} + 12 N2 + 6 H{+} + 12 H2O
HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2(aq) + H2O(l) =>
2 HClO4(aq) + Ca(OH)2(aq) = Ca(ClO4)2(aq) + 2 H2O(l)
Fe(ClO4)2 + Al = Al(ClO4) + Fe =>
Fe(ClO4)2 + 2 Al = 2 Al(ClO4) + Fe
H2O + MnO4{-} + NO2{-} = MnO2 + NO3{-} + OH{-} =>
H2O + 2 MnO4{-} + 3 NO2{-} = 2 MnO2 + 3 NO3{-} + 2 OH{-}
Cu(NO3)2 + HNO3 = CuHO3 + NO2 =>
Cu(NO3)2 + HNO3 = CuHO3 + 3 NO2
CO2 + H2O + N2 = C6H7N + O2 =>
24 CO2 + 14 H2O + 2 N2 = 4 C6H7N + 31 O2
Zn + CuCO3 = ZnCO3 + Cu =>
Zn + CuCO3 = ZnCO3 + Cu
H2SO4 + HI = H2S + I2 + H2O =>
H2SO4 + 8 HI = H2S + 4 I2 + 4 H2O
AgNO3(aq) + NaCl(s) = AgCl(s) + NaNO3(aq) =>
AgNO3(aq) + NaCl(s) = AgCl(s) + NaNO3(aq)
N2H4 = NH3 + N2 =>
3 N2H4 = 4 NH3 + N2
C6H10O5 + NaOH = NaC6H9O5 + H2O =>
C6H10O5 + NaOH = NaC6H9O5 + H2O
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
C4H8O + BF3 = C4H7O{-} + BF3H{+} =>
C4H8O + BF3 = C4H7O{-} + BF3H{+}
B(s) + F(g) = BF3(s) =>
B(s) + 3 F(g) = BF3(s)
KCl + H2O2 = K + HCl + O2 =>
2 KCl + H2O2 = 2 K + 2 HCl + O2
NaCl + BaCl2 = NaBa + Cl2 =>
2 NaCl + 2 BaCl2 = 2 NaBa + 3 Cl2
BaO(s) + HCl(aq) = BaCl2 + H2O =>
BaO(s) + 2 HCl(aq) = BaCl2 + H2O
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg
P = P2 =>
2 P = P2
Ca{2+} + (NH4)2CO3 = CaCO3 + NH4{+} =>
Ca{2+} + (NH4)2CO3 = CaCO3 + 2 NH4{+}
CH3CH2CH(OH)CH3 + Cr2O7{2-} + H{+} = CH3CHCOOHCH3 + Cr{3+} + H2O =>
3 CH3CH2CH(OH)CH3 + 2 Cr2O7{2-} + 16 H{+} = 3 CH3CHCOOHCH3 + 4 Cr{3+} + 11 H2O
HI + Al = AlI3 + H2 =>
6 HI + 2 Al = 2 AlI3 + 3 H2
Na[Al(OH)4] = H2O + NaAlO2 =>
Na[Al(OH)4] = 2 H2O + NaAlO2
Cr2O3 + NaOH + H2O = Na3(Cr(OH)6) =>
Cr2O3 + 6 NaOH + 3 H2O = 2 Na3(Cr(OH)6)
CaCO3(s) + HCl(g) = CaCl2(s) + CO2(g) + H2O =>
CaCO3(s) + 2 HCl(g) = CaCl2(s) + CO2(g) + H2O
Cu + (NO3){-} + H{+} = Cu{2+} + NO + H2O =>
3 Cu + 2(NO3){-} + 8 H{+} = 3 Cu{2+} + 2 NO + 4 H2O
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
C9H11NO2 + HCl = C9H12ClNO2 =>
C9H11NO2 + HCl = C9H12ClNO2
Zn + NaCl = Zn(NaCl) =>
Zn + NaCl = Zn(NaCl)
Hg(ClO3)2 = HgCl2 + O2 =>
Hg(ClO3)2 = HgCl2 + 3 O2
C7H6O2 + NaHCO3 = C7H5O2Na + H2CO3 =>
C7H6O2 + NaHCO3 = C7H5O2Na + H2CO3
N2O + H2O = NH4NO3 =>
N2O + 2 H2O = NH4NO3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu2S + HNO3 = Cu(NO3)2 + CuSO4 + NO + H2O =>
3 Cu2S + 16 HNO3 = 3 Cu(NO3)2 + 3 CuSO4 + 10 NO + 8 H2O
MgBr2 + O2 = MgO + Br2 =>
2 MgBr2 + O2 = 2 MgO + 2 Br2
CaH2 + Cl2 = HCl + Ca =>
CaH2 + Cl2 = 2 HCl + Ca
SNS2(s) + O2(g) = SNO2(s) + SO2(g) =>
SNS2(s) + 3 O2(g) = SNO2(s) + 2 SO2(g)
LiOH + Fe2O3 = Li5FeO4 + H2O =>
10 LiOH + Fe2O3 = 2 Li5FeO4 + 5 H2O
NaHCO3 + H2O = H2CO3 + Na + OH =>
NaHCO3 + H2O = H2CO3 + Na + OH
NaOH + C = OH + NaC =>
NaOH + C = OH + NaC
CaSO3(s) + HBr(aq) = CaBr2(aq) + H2O(l) + SO2(g) =>
CaSO3(s) + 2 HBr(aq) = CaBr2(aq) + H2O(l) + SO2(g)
C3H6(Cl)2 + NaOH = C2H5COH + NaCl + H2O =>
C3H6(Cl)2 + 2 NaOH = C2H5COH + 2 NaCl + H2O
Zn + H3PO4 = Zn3PO4 + H2 =>
6 Zn + 2 H3PO4 = 2 Zn3PO4 + 3 H2
HSO3{-} + H2S + H{+} = S + H2O =>
HSO3{-} + 2 H2S + H{+} = 3 S + 3 H2O
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