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2 Fe + O2 + 2 H2O = 2 Fe(OH)2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
SrO + KOH = Sr(OH)2 + K2O =>
SrO + 2 KOH = Sr(OH)2 + K2O
Hg(OH) + HCl = HgCl + H2O =>
Hg(OH) + HCl = HgCl + H2O
K2CO3 + H2SO4 = K2SO4 + H2CO3 =>
K2CO3 + H2SO4 = K2SO4 + H2CO3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
Si2 + Br = SiBr4 =>
Si2 + 8 Br = 2 SiBr4
Kr + Cl2 = KrCl4 =>
Kr + 2 Cl2 = KrCl4
NH3 + H2SO4 = (NH4)2(SO4) =>
2 NH3 + H2SO4 = (NH4)2(SO4)
MnO2 + H2SO4 + C6H12O6 = MnSO4 + CO2 + H2O =>
12 MnO2 + 12 H2SO4 + C6H12O6 = 12 MnSO4 + 6 CO2 + 18 H2O
Zn(OH)4{2-} + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)4{2-} + 4 NH4OH = Zn(NH3)4{2+} + 4 OH{-} + 4 H2O
Ni + HCl = NiCl2 + H =>
Ni + 2 HCl = NiCl2 + 2 H
NaOH + CuCl2*2H2O = Cu(OH)2 + H2O + NaCl =>
2 NaOH + CuCl2*2H2O = Cu(OH)2 + 2 H2O + 2 NaCl
O + H4 = H4O =>
O + H4 = H4O
KMnO4 + C3H8O3 = K2CO3 + MnO2 + CO2 + H2O =>
14 KMnO4 + 3 C3H8O3 = 7 K2CO3 + 14 MnO2 + 2 CO2 + 12 H2O
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Na2CrO4 + NH3 = NaNH3 + CrO4 =>
Na2CrO4 + 2 NH3 = 2 NaNH3 + CrO4
HOOCCH2NH2 + HCl = HOOCCH2NH3Cl =>
HOOCCH2NH2 + HCl = HOOCCH2NH3Cl
Na3(PO4)1 + Ca(SO4)1 = Na2(SO4)1 + Ca3(PO4)2 =>
2 Na3(PO4)1 + 3 Ca(SO4)1 = 3 Na2(SO4)1 + Ca3(PO4)2
Cr(s) + O2(g) = Cr2O3 =>
4 Cr(s) + 3 O2(g) = 2 Cr2O3
H2SO4 + NaOH = SO4Na + H2OH =>
H2SO4 + NaOH = SO4Na + H2OH
Cl3N + H2O = HClO + NH4OH =>
Cl3N + 4 H2O = 3 HClO + NH4OH
KMnO4 + H2SO4 + HCl = K2SO4 + MnSO4 + Cl2 + H2O =>
2 KMnO4 + 3 H2SO4 + 10 HCl = K2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
Fe + H2 = Fe2H =>
4 Fe + H2 = 2 Fe2H
BeCl2 + F2 = BeF + Cl =>
2 BeCl2 + F2 = 2 BeF + 4 Cl
KMnO4 + H2SO4 + NaNO2 = K2SO4 + NaNO3 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaNO2 = K2SO4 + 5 NaNO3 + 2 MnSO4 + 3 H2O
Zn(OH)4{2-} + NH4OH = Zn(NH3)4{2+} + OH{-} + H2O =>
Zn(OH)4{2-} + 4 NH4OH = Zn(NH3)4{2+} + 4 OH{-} + 4 H2O
C19H38 + CuO = H2O + CO2 + Cu =>
C19H38 + 57 CuO = 19 H2O + 19 CO2 + 57 Cu
KH2PO4 + HClO4 = KClO4 + H3PO4 =>
KH2PO4 + HClO4 = KClO4 + H3PO4
Fe + HCl = FeCl2 + H =>
Fe + 2 HCl = FeCl2 + 2 H
MnO4{-} + C6H10 + H2O = MnO2 + C6H12O2 + OH{-} =>
2 MnO4{-} + 3 C6H10 + 4 H2O = 2 MnO2 + 3 C6H12O2 + 2 OH{-}
Al(OH)3 + HCl(aq) = AlCl3(aq) + H2O(l) =>
Al(OH)3 + 3 HCl(aq) = AlCl3(aq) + 3 H2O(l)
C8H15OH + O2 = CO2 + H2O =>
2 C8H15OH + 23 O2 = 16 CO2 + 16 H2O
FeBr3 + K3Po4 = FePo4 + KBr =>
FeBr3 + K3Po4 = FePo4 + 3 KBr
BaCl2 + C2H4O2 = BaC2H4O2 + Cl2 =>
BaCl2 + C2H4O2 = BaC2H4O2 + Cl2
H2C2O4 + NaHCO3(s) = CO2 + H2O + Na2C2O4 =>
H2C2O4 + 2 NaHCO3(s) = 2 CO2 + 2 H2O + Na2C2O4
O + H4 = H4O =>
O + H4 = H4O
Ag + I2 = AgI =>
2 Ag + I2 = 2 AgI
Fe + AgNO3 = Fe(NO3)3 + Ag =>
Fe + 3 AgNO3 = Fe(NO3)3 + 3 Ag
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
ClO3 = Cl + O2 =>
2 ClO3 = 2 Cl + 3 O2
C8H12 + O2 = CO2 + H2O =>
C8H12 + 11 O2 = 8 CO2 + 6 H2O
Sc2O3(s) + HCl(l) = ScCl3 + H2O =>
Sc2O3(s) + 6 HCl(l) = 2 ScCl3 + 3 H2O
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
Cu(NO3)2 + NaOH = NaNO3 + Cu(OH0)2 =>
Cu(NO3)2 + 2 NaOH = 2 NaNO3 + Cu(OH0)2
Cu(OH)2 + NaOH = Na2Cu(OH)4 =>
Cu(OH)2 + 2 NaOH = Na2Cu(OH)4
Fe + HCOOH = (HCOO)Fe + H2 =>
2 Fe + 2 HCOOH = 2(HCOO)Fe + H2
O3 = O2 =>
2 O3 = 3 O2
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