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4 Au + 2 H2O + 8 NaCN + O2 = 4 NaAu(CN)2 + 4 NaOH
H3Po4 + Ni(OH)2 = Ni3(Po4)2 + H2O =>
2 H3Po4 + 3 Ni(OH)2 = Ni3(Po4)2 + 6 H2O
C15H31COONa + HCl = C15H31COOH + NaCl =>
C15H31COONa + HCl = C15H31COOH + NaCl
KMnO4 + H2C2O3 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
4 KMnO4 + 5 H2C2O3 + 6 H2SO4 = 10 CO2 + 11 H2O + 4 MnSO4 + 2 K2SO4
Fe2[SiO4] + O2 + H2O = Fe2O3 + H4SiO4 =>
2 Fe2[SiO4] + O2 + 4 H2O = 2 Fe2O3 + 2 H4SiO4
FeS + H2SO4 = Fe2(SO4)3 + H2O + SO2 =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 10 H2O + 9 SO2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
CuO + H2SO4 = CuSO4 + H2O* =>
CuO + H2SO4 = CuSO4 + H2O*
Cr(I)3 + KOH + Cl2 = K2CrO4 + KIO4 + KCl + H2O =>
2 Cr(I)3 + 64 KOH + 27 Cl2 = 2 K2CrO4 + 6 KIO4 + 54 KCl + 32 H2O
SO3{-2} + CrO4{-2} + H2O = SO4{-2} + Cr{3+} + OH{-} =>
3 SO3{-2} + 2 CrO4{-2} + 5 H2O = 3 SO4{-2} + 2 Cr{3+} + 10 OH{-}
C6H12O6 = C2H5OHCO2 =>
C6H12O6 = 2 C2H5OHCO2
KCl + HClO3 = KClO4 + HCl =>
3 KCl + 4 HClO3 = 3 KClO4 + 4 HCl
Mg(SO4) + Pb(Cl4) = Pb(SO4)2 + Mg(Cl2) =>
2 Mg(SO4) + Pb(Cl4) = Pb(SO4)2 + 2 Mg(Cl2)
O2 + C5H12O2 = C2O + H2O =>
13 O2 + 4 C5H12O2 = 10 C2O + 24 H2O
CaO + H2SO4 = CaSO4 + H2O =>
CaO + H2SO4 = CaSO4 + H2O
H2S + CaO = CaS + H2O =>
H2S + CaO = CaS + H2O
Al + Fe{2}O{3} = Fe + Al{2}O{3} =>
Al + Fe{2}O{3} = Fe + Al{2}O{3}
NaNO2 = Na2O + O2 + N2 =>
4 NaNO2 = 2 Na2O + 3 O2 + 2 N2
CuNO3 + (NH4)2CO3 = CuCO3 + (NH4)2NO3 =>
CuNO3 + (NH4)2CO3 = CuCO3 + (NH4)2NO3
MgBr2 + K2SiO3 = MgSiO3 + KBr =>
MgBr2 + K2SiO3 = MgSiO3 + 2 KBr
HPO4 = H + PO4 =>
HPO4 = H + PO4
CH3COHC3 + HCl = CH3CClC3 + H2O =>
CH3COHC3 + HCl = CH3CClC3 + H2O
Na2SO4 = Na + SO4 =>
Na2SO4 = 2 Na + SO4
SO2 + NaSH + NaOH = Na2SO5 + H2S =>
5 SO2 + NaSH + 5 NaOH = 3 Na2SO5 + 3 H2S
NH4Br + Cl2 = Br2 + NH4Cl =>
2 NH4Br + Cl2 = Br2 + 2 NH4Cl
PhCH2COCH3 + CH3NH2 + CHOHO = PhCH2CHNHCH3CH3 + H2O + CO2 =>
PhCH2COCH3 + CH3NH2 + CHOHO = PhCH2CHNHCH3CH3 + H2O + CO2
C2H2Cl2O2 + NaOH = C2HCl2O2Na + H2O =>
C2H2Cl2O2 + NaOH = C2HCl2O2Na + H2O
Cu + HNO = H + CuNO =>
Cu + HNO = H + CuNO
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
FeSO4 + HI = FeI2 + H2SO4 =>
FeSO4 + 2 HI = FeI2 + H2SO4
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
PbO2 + KCrO2 + KOH = K2CrO4 + K2PbO2 + H2O =>
3 PbO2 + 2 KCrO2 + 8 KOH = 2 K2CrO4 + 3 K2PbO2 + 4 H2O
Sn(OH)2 + H2CO3 = (SnOH)2CO3 + H2O =>
2 Sn(OH)2 + H2CO3 = (SnOH)2CO3 + 2 H2O
Na + HBr = Na2Br + H2 =>
4 Na + 2 HBr = 2 Na2Br + H2
Ca(ClO3)2 = Ca(ClO2)2 + O =>
Ca(ClO3)2 = Ca(ClO2)2 + 2 O
CH3CH2OH + K2Cr2O7 = KOH + KCH3CH2Cr2O7 =>
CH3CH2OH + K2Cr2O7 = KOH + KCH3CH2Cr2O7
HNO3 + NaHCO3 = NaNO3 + H2OCO2 =>
HNO3 + NaHCO3 = NaNO3 + H2OCO2
AlBr3 + FeSO4 = Al(SO4)3 + FeBr =>
AlBr3 + 3 FeSO4 = Al(SO4)3 + 3 FeBr
Mg + Cu(No3)2 = Mg(No3)2 + Cu =>
Mg + Cu(No3)2 = Mg(No3)2 + Cu
K2 + SO4 = K2SO4 =>
K2 + SO4 = K2SO4
A + X2 = AX3 =>
2 A + 3 X2 = 2 AX3
Na2SO4 + Ba(NO3)2 = Na2(NO3)2 + BaSO4 =>
Na2SO4 + Ba(NO3)2 = Na2(NO3)2 + BaSO4
KClO3 + H2O + K2MnO4 = Cl2O + KOH + KMnO4 =>
2 KClO3 + 5 H2O + 8 K2MnO4 = Cl2O + 10 KOH + 8 KMnO4
H2O + CrO4{-2} + HSnO2{-} = HSnO3{-} + CrO2{-} + OH{-} =>
H2O + 2 CrO4{-2} + 3 HSnO2{-} = 3 HSnO3{-} + 2 CrO2{-} + 2 OH{-}
HNO3 + KCl = Cl2 + H2O + KNO3 + NOCl =>
4 HNO3 + 3 KCl = Cl2 + 2 H2O + 3 KNO3 + NOCl
Cl2 + C6H5OH = C6H5ClO + HCl =>
Cl2 + C6H5OH = C6H5ClO + HCl
C18H38 + Ca(OH)2 + O2 = CaCO3 + H2O =>
2 C18H38 + 36 Ca(OH)2 + 55 O2 = 36 CaCO3 + 74 H2O
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
Al + NO = AlNO =>
Al + NO = AlNO
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