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2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
HClO4 + SO2 + H2O = H2SO4 + HCl =>
HClO4 + 4 SO2 + 4 H2O = 4 H2SO4 + HCl
C + O2 = CO2 =>
C + O2 = CO2
KClO3 = KCl + KClO4 =>
4 KClO3 = KCl + 3 KClO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
C15H30 + O2 = CO2 + H2O =>
2 C15H30 + 45 O2 = 30 CO2 + 30 H2O
Mg(OH)2(s) + HCl(aq) = MgCl2(s) + HOH =>
Mg(OH)2(s) + 2 HCl(aq) = MgCl2(s) + 2 HOH
Zn + NH4OH = (Zn(NH3)4)(OH)2 + H2 + H2O =>
Zn + 4 NH4OH = (Zn(NH3)4)(OH)2 + H2 + 2 H2O
Zn + NH3 = Zn3N2 + H2 =>
3 Zn + 2 NH3 = Zn3N2 + 3 H2
HNO3 + I2 = NO2 + HIO3 + H2O =>
10 HNO3 + I2 = 10 NO2 + 2 HIO3 + 4 H2O
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
NaOH + Cr(OH)3 = NaCrO2 + H2O =>
NaOH + Cr(OH)3 = NaCrO2 + 2 H2O
Cu + Ag(NO3) = Cu(NO3) + Ag =>
Cu + Ag(NO3) = Cu(NO3) + Ag
HNO3 + Sn = N2 + H2O + Sn(NO3)2 =>
12 HNO3 + 5 Sn = N2 + 6 H2O + 5 Sn(NO3)2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
KMnO4 + KI + H2SO4 = MnSO4 + K2SO4 + H2O + I2 =>
2 KMnO4 + 10 KI + 8 H2SO4 = 2 MnSO4 + 6 K2SO4 + 8 H2O + 5 I2
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
FeSO4 = Fe2O3 + S02 + SO3 =>
12 FeSO4 = 6 Fe2O3 + S02 + 10 SO3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
Fe2O3 + C6H8O7 = Fe + CO + H2O =>
Fe2O3 + C6H8O7 = 2 Fe + 6 CO + 4 H2O
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
ZnO + NH4OH = (Zn(NH3)4)(OH)2 + H2O =>
ZnO + 4 NH4OH = (Zn(NH3)4)(OH)2 + 3 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
PbO + NH3 = N2 + H2O + Pb =>
3 PbO + 2 NH3 = N2 + 3 H2O + 3 Pb
Cl + NaI = NaCl + I =>
Cl + NaI = NaCl + I
PbO + NH3 = N2 + H2O + Pb =>
3 PbO + 2 NH3 = N2 + 3 H2O + 3 Pb
Cl + NaI = NaCl + I =>
Cl + NaI = NaCl + I
Zn + S = ZnS =>
Zn + S = ZnS
Fe2O3 + CH3COOH = Fe + CO + H2O =>
2 Fe2O3 + 3 CH3COOH = 4 Fe + 6 CO + 6 H2O
PbO + NH3 = N2 + H2O + Pb =>
3 PbO + 2 NH3 = N2 + 3 H2O + 3 Pb
Fe2O3 + CH3COOH = Fe + CO2 + H2O =>
4 Fe2O3 + 3 CH3COOH = 8 Fe + 6 CO2 + 6 H2O
HCl + NaHCO3 = NaCl + H2O + CO2 =>
HCl + NaHCO3 = NaCl + H2O + CO2
Fe2P + FeS2 = FeS + P4S10 =>
4 Fe2P + 18 FeS2 = 26 FeS + P4S10
HI + O2 = I2 + H2O =>
4 HI + O2 = 2 I2 + 2 H2O
Fe2O3 + CH3COOH = (CH3COO)3Fe + H2O =>
Fe2O3 + 6 CH3COOH = 2(CH3COO)3Fe + 3 H2O
Al2O3 + C = Al + CO2 =>
2 Al2O3 + 3 C = 4 Al + 3 CO2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
PBr5 + H2O = H3PO4 + HBr =>
PBr5 + 4 H2O = H3PO4 + 5 HBr
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cl2O + H2O = HClO =>
Cl2O + H2O = 2 HClO
CaSO3 + H2SO4 = CaSO4 + SO2 + H2O =>
CaSO3 + H2SO4 = CaSO4 + SO2 + H2O
CuSO4 = CuO + SO3 =>
CuSO4 = CuO + SO3
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