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NaCl + CO2 + H2O = HCl + NaHCO3
C8H18 + CO2 = CO + H2 =>
C8H18 + 8 CO2 = 16 CO + 9 H2
ZnCO3(s) = ZnO(s) + CO2 =>
ZnCO3(s) = ZnO(s) + CO2
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3Fe(NO2)6 + K3Co(CN)6 =>
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3Fe(NO2)6 + K3Co(CN)6
Sn + H2S = SnS2 + H2 =>
Sn + 2 H2S = SnS2 + 2 H2
OH{-} + SO3{2-} + Cu{2+} = SO4{2-} + Cu{+} + H2O =>
2 OH{-} + SO3{2-} + 2 Cu{2+} = SO4{2-} + 2 Cu{+} + H2O
NH4 + KNO3 + H2O = NH4NO3 + KOH =>
8 NH4 + 10 KNO3 + 7 H2O = 9 NH4NO3 + 10 KOH
PH2 + O2 = P4O10 + H2O =>
4 PH2 + 7 O2 = P4O10 + 4 H2O
KNO3 + Ca = Ca(NO3) + K =>
KNO3 + Ca = Ca(NO3) + K
Al + H3O{+} = Al{3} + H2 + H2O =>
2 Al + 6 H3O{+} = 2 Al{3} + 3 H2 + 6 H2O
Fe + (O)2 = (Fe)2(O)3 =>
4 Fe + 3(O)2 = 2(Fe)2(O)3
NaCl + C2H5OH = NaClC2H5OH =>
NaCl + C2H5OH = NaClC2H5OH
FeCl3 + KOH = Fe(OH)3 + KCl =>
FeCl3 + 3 KOH = Fe(OH)3 + 3 KCl
K2CrO4 + SO2 + HCl = Cr2(SO4)3 + KCl + H2O =>
2 K2CrO4 + 3 SO2 + 4 HCl = Cr2(SO4)3 + 4 KCl + 2 H2O
CuSO4(s) = CuO(s) + SO3(g) =>
CuSO4(s) = CuO(s) + SO3(g)
HCOOH + H2SO4 + KMnO4 = K2SO4 + MnSO4 + CO2 + H2O =>
5 HCOOH + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 5 CO2 + 8 H2O
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO4{-2} + H2O =>
2 MnO4{-} + 5 SO3{2-} + 6 H{+} = 2 Mn{2+} + 5 SO4{-2} + 3 H2O
CrO4{2-} + S{5-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
5 CrO4{2-} + 3 S{5-} + 20 H2O = 5 Cr(OH)3 + 3 S(s) + 25 OH{-}
Sn + H2S = SnS + H2 =>
Sn + H2S = SnS + H2
Al + Cu(NO3)2 = Al(NO3)3 + Cu =>
2 Al + 3 Cu(NO3)2 = 2 Al(NO3)3 + 3 Cu
Na + HOH = NaOH + H2 =>
2 Na + 2 HOH = 2 NaOH + H2
NaBH4 + H2O = NaB(OH)4 + H2 =>
NaBH4 + 4 H2O = NaB(OH)4 + 4 H2
CuSO4(s) = CuS(s) + O2(g) =>
CuSO4(s) = CuS(s) + 2 O2(g)
FeBr3 + (NH4)2SO4 = Fe2(SO4)3 + NH4Br =>
2 FeBr3 + 3(NH4)2SO4 = Fe2(SO4)3 + 6 NH4Br
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Sn + H2S = SnS2 + H =>
Sn + 2 H2S = SnS2 + 4 H
CaCO3 + H2C2O4 = CaC2O4 + CO2 + H2O =>
CaCO3 + H2C2O4 = CaC2O4 + CO2 + H2O
(SCN)2 + H2O = H2SO4 + HCN + SCN{-} + H{+} =>
3(SCN)2 + 4 H2O = H2SO4 + HCN + 5 SCN{-} + 5 H{+}
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
Au + HI = AuI + H =>
Au + HI = AuI + H
HCl + K2SIO3 = H2SIO3 + KCl =>
2 HCl + K2SIO3 = H2SIO3 + 2 KCl
Na4Si + HCl = NaCl + H4Si =>
Na4Si + 4 HCl = 4 NaCl + H4Si
CO(g) + H2O(g) = H2(g) + CO2(g) = C3H8(g) + H2O(g) = CO(g) + H2(g) =>
CO(g) + H2O(g) = H2(g) + CO2(g)
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
Al2O3 + HNO3 = Al(NO3)3 + H2O =>
Al2O3 + 6 HNO3 = 2 Al(NO3)3 + 3 H2O
CuSO4(s) = Cu + SO4 =>
CuSO4(s) = Cu + SO4
P + F2 = PF3 =>
2 P + 3 F2 = 2 PF3
H2O + As = HAsO2 + H3O =>
5 H2O + As = HAsO2 + 3 H3O
Sn + H2S = SnS + H =>
Sn + H2S = SnS + 2 H
CO2 + CaSlO3 + H2O = SlO2 + Ca(HCO3)2 =>
2 CO2 + CaSlO3 + H2O = SlO2 + Ca(HCO3)2
Fe(OH)2 + CrO4{2-} + H{+} + H2O = Fe(OH)3 + Cr(OH)4{-} =>
3 Fe(OH)2 + CrO4{2-} + H{+} + 3 H2O = 3 Fe(OH)3 + Cr(OH)4{-}
Mo + Cl2 = MoCl3 =>
2 Mo + 3 Cl2 = 2 MoCl3
CuSO4(s) = Cu(aq) + SO4(aq) =>
CuSO4(s) = Cu(aq) + SO4(aq)
HgI + O2 = Hg2O + I =>
4 HgI + O2 = 2 Hg2O + 4 I
KCO3 + Cu(II)Cl2 = KCl + Cu(II)(CO3)2 =>
2 KCO3 + Cu(II)Cl2 = 2 KCl + Cu(II)(CO3)2
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NiCl2 + NH4OH = [Ni(NH3)6]Cl2 + H2O =>
NiCl2 + 6 NH4OH = [Ni(NH3)6]Cl2 + 6 H2O
KI + Pb(No3)2 = PbI2 + K(No3) =>
2 KI + Pb(No3)2 = PbI2 + 2 K(No3)
H3AsO4 + Ni(OH)2 = (NiOH)3AsO4 + H2O =>
H3AsO4 + 3 Ni(OH)2 = (NiOH)3AsO4 + 3 H2O
KI = K + I2 =>
2 KI = 2 K + I2
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