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4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
Al + O2 = AlO3 =>
2 Al + 3 O2 = 2 AlO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
FE(OH)3 + HCl = FECl3 + H2O =>
FE(OH)3 + 3 HCl = FECl3 + 3 H2O
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
MgCl2 + AgNO3 = Mg(NO3)2 + AgCl =>
MgCl2 + 2 AgNO3 = Mg(NO3)2 + 2 AgCl
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
H3PO4 + CuO = Cu3(PO4)2 + H2O =>
2 H3PO4 + 3 CuO = Cu3(PO4)2 + 3 H2O
NaBr + HNO3 = Br2 + NO2 + H2O + NaNO3 =>
2 NaBr + 4 HNO3 = Br2 + 2 NO2 + 2 H2O + 2 NaNO3
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
KI + H2SO4 = KHSO4 + I2 + H2S + H2O =>
8 KI + 9 H2SO4 = 8 KHSO4 + 4 I2 + H2S + 4 H2O
HCl + Na2CO3 = NaCl + H2O + CO2 =>
2 HCl + Na2CO3 = 2 NaCl + H2O + CO2
CH3COOC2H5 + NAOH = C2H5OH + CH3COONA =>
CH3COOC2H5 + NAOH = C2H5OH + CH3COONA
CaCO3 + HCl = CaCl2 + CO2 + H2O =>
CaCO3 + 2 HCl = CaCl2 + CO2 + H2O
Au + KCN + O2 + H2O = K[Au(CN)2] + KOH =>
4 Au + 8 KCN + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
SnO + NF3 = SnF2 + N2O3 =>
3 SnO + 2 NF3 = 3 SnF2 + N2O3
K2O + HOH = KOH =>
K2O + HOH = 2 KOH
NH3 + O2 = N2O4 + H2O =>
4 NH3 + 7 O2 = 2 N2O4 + 6 H2O
KI + H2SO4 = KHSO4 + I2 + S + H2O =>
6 KI + 7 H2SO4 = 6 KHSO4 + 3 I2 + S + 4 H2O
CH3COOH + H2O = CH3COO + H3O =>
CH3COOH + H2O = CH3COO + H3O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Al3 + HCl = AlCl3 + H2 =>
2 Al3 + 18 HCl = 6 AlCl3 + 9 H2
C6H10O5 + I2 = C6H10O4I + IO =>
C6H10O5 + I2 = C6H10O4I + IO
Ca(NO3)2(aq) + H2So4(aq) = CaSo4(s) + HNO3(aq) =>
Ca(NO3)2(aq) + H2So4(aq) = CaSo4(s) + 2 HNO3(aq)
Fe(OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
H2SO4 + HC(O)NH2 = HNO3 + CH4 + SO2 =>
H2SO4 + HC(O)NH2 = HNO3 + CH4 + SO2
NO2 = N2O4 =>
2 NO2 = N2O4
Si + C = SiC =>
Si + C = SiC
C5H12 + O2 = CO2 + H20 =>
5 C5H12 + 25 O2 = 25 CO2 + 3 H20
C3H8 + O2 = H2O + CO2 =>
C3H8 + 5 O2 = 4 H2O + 3 CO2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HCl + K2SO3 = KCl + H2O + SO2 =>
2 HCl + K2SO3 = 2 KCl + H2O + SO2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
C5H10 + O2 = H2O + CO2 =>
2 C5H10 + 15 O2 = 10 H2O + 10 CO2
Fe(NO3)3 + NAOH = Fe(OH)3 + NANO3 =>
Fe(NO3)3 + 3 NAOH = Fe(OH)3 + 3 NANO3
P4 + O2 = P2O5 =>
P4 + 5 O2 = 2 P2O5
H2 + SO2 = H2S + H2O =>
3 H2 + SO2 = H2S + 2 H2O
ZrOCl2*8H2O + NH4OH = Zr(OH)4 + NH4Cl + H2O =>
ZrOCl2*8H2O + 2 NH4OH = Zr(OH)4 + 2 NH4Cl + 7 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ba3 + H3AsO4 = H2 + Ba3(AsO4)2 =>
Ba3 + 2 H3AsO4 = 3 H2 + Ba3(AsO4)2
CaCO3 + SO2 + O2 = CaSO4 + CO2 =>
2 CaCO3 + 2 SO2 + O2 = 2 CaSO4 + 2 CO2
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
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