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PbS2 = Pb + 2 S
KNO3 + CO = CO2 + NO2 + K2O =>
2 KNO3 + CO = CO2 + 2 NO2 + K2O
HF + CO2 = C2H3F3 + O2 =>
3 HF + 2 CO2 = C2H3F3 + 2 O2
Na2CO3 + CaCl2 = CaCO3 + NaCl =>
Na2CO3 + CaCl2 = CaCO3 + 2 NaCl
Ba(HCO3)2 + HClO4 = Ba(ClO4)2 + H2O + CO2 =>
Ba(HCO3)2 + 2 HClO4 = Ba(ClO4)2 + 2 H2O + 2 CO2
CaOH + HCl = H(OH) + CaCl =>
CaOH + HCl = H(OH) + CaCl
C6H5NH2 + HClO4 = C6H5ClO4 + HNH2 =>
C6H5NH2 + HClO4 = C6H5ClO4 + HNH2
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + KCl =>
FeCl3 + K4[Fe(Cn)6] = KFe[Fe(Cn)6] + 3 KCl
Ni + HCl = H2 + NiCl2 =>
Ni + 2 HCl = H2 + NiCl2
NH4OH + O2 = N2 + H2O =>
4 NH4OH + 3 O2 = 2 N2 + 10 H2O
Zn(OH)2 + CH3COOH = Zn(CH3COO)2 + H2O =>
Zn(OH)2 + 2 CH3COOH = Zn(CH3COO)2 + 2 H2O
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
CH3(COOH)2 + NaHCO3 = CH3(COONa)2 + H2O + CO2 =>
CH3(COOH)2 + 2 NaHCO3 = CH3(COONa)2 + 2 H2O + 2 CO2
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
PH3 + OH = P + H2O =>
PH3 + 3 OH = P + 3 H2O
VO3 + H2 = V + H2O =>
VO3 + 3 H2 = V + 3 H2O
Fe + N2 = FeN =>
2 Fe + N2 = 2 FeN
HCOOH + Na2CO3 = CHCOONa + H2O + CO2 =>
6 HCOOH + Na2CO3 = 2 CHCOONa + 5 H2O + 3 CO2
Na + H2O = NaOH + H2 = MgO + CO2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ca + FrI = CaI2 + Fr =>
Ca + 2 FrI = CaI2 + 2 Fr
FeCl3 + HNo3 = Fe(No3)3 + HCl =>
FeCl3 + 3 HNo3 = Fe(No3)3 + 3 HCl
Ar + O = ArO =>
Ar + O = ArO
NH4OH + NaOH = NH4 + NaO + H2O =>
NH4OH + NaOH = NH4 + NaO + H2O
CaI = Ca + I2 =>
2 CaI = 2 Ca + I2
Pb2 + Sn(NO3)2 = Pb(NO3)4 + Sn =>
Pb2 + 4 Sn(NO3)2 = 2 Pb(NO3)4 + 4 Sn
K2SO4 + Na2CO3 = K + CO3 + Na2SO4 =>
K2SO4 + Na2CO3 = 2 K + CO3 + Na2SO4
Zn + Cl = Zn2Cl =>
2 Zn + Cl = Zn2Cl
C10H8 + O2 = C10H6O2 + H2O =>
2 C10H8 + 3 O2 = 2 C10H6O2 + 2 H2O
C5H11Cl + NaHCO3 = CO2 + NaCl + H2O + C5H12 =>
16 C5H11Cl + 16 NaHCO3 = 21 CO2 + 16 NaCl + 6 H2O + 15 C5H12
S + HBr = SBr + H2 =>
2 S + 2 HBr = 2 SBr + H2
Zn + Al2(SO4)3 + H2O = Al2Zn(OH)3 + SO4 + H2 =>
2 Zn + 2 Al2(SO4)3 + 6 H2O = 2 Al2Zn(OH)3 + 6 SO4 + 3 H2
C10H8(s) + O2 = H2O + CO2 =>
C10H8(s) + 12 O2 = 4 H2O + 10 CO2
V + HNO3 = VNO3 + H2O + NO =>
3 V + 4 HNO3 = 3 VNO3 + 2 H2O + NO
Al(BrO3)3 = AlBr3 + O2 =>
2 Al(BrO3)3 = 2 AlBr3 + 9 O2
BO3H3 + Na2O = Na2B4O7 + H2O =>
4 BO3H3 + Na2O = Na2B4O7 + 6 H2O
H + Cl2 = HCl =>
2 H + Cl2 = 2 HCl
CaCl2O + HCl = CaCl2 + H2O + Cl =>
CaCl2O + 2 HCl = CaCl2 + H2O + 2 Cl
FeBr2 + (NH4)2S = (NH4)Br + FeS =>
FeBr2 + (NH4)2S = 2(NH4)Br + FeS
Al(s) + AgCH3CO2(aq) = AlCH3CO2(aq) + Ag(s) =>
Al(s) + AgCH3CO2(aq) = AlCH3CO2(aq) + Ag(s)
CrCl2 + HCl = HCl2 + CrCl =>
CrCl2 + HCl = HCl2 + CrCl
K2Cr2O7 + CH3OH + H2SO4 = H2O + Cr2(SO4)3 + HCHO + K2SO4 =>
K2Cr2O7 + 3 CH3OH + 4 H2SO4 = 7 H2O + Cr2(SO4)3 + 3 HCHO + K2SO4
CuI2 = CuI + I2 =>
2 CuI2 = 2 CuI + I2
C5H7O2N + O2 = CO3 + H2O + NH3 =>
2 C5H7O2N + 15 O2 = 10 CO3 + 4 H2O + 2 NH3
Al2O3 + KF = KAlO2 + AlF3 =>
2 Al2O3 + 3 KF = 3 KAlO2 + AlF3
HF + CO2 = C2H3F3 + O2 =>
3 HF + 2 CO2 = C2H3F3 + 2 O2
Pb2PbO4 + HNO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb2PbO4 + 4 HNO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
Sc + F2 = ScF3 =>
2 Sc + 3 F2 = 2 ScF3
H3PO4 + Cr2O3 + Mn2O7 = Mn3(PO4)2 + CrO3 + H2O =>
4 H3PO4 + 5 Cr2O3 + 3 Mn2O7 = 2 Mn3(PO4)2 + 10 CrO3 + 6 H2O
Al + K2O = Al2O3 + K =>
2 Al + 3 K2O = Al2O3 + 6 K
Na2O + HClO4 = NaClO4 + H2O =>
Na2O + 2 HClO4 = 2 NaClO4 + H2O
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