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2(NH4)3PO4 + 3 ZnBr2 = Zn3(PO4)2 + 6 NH4Br
CoAsS + SO2 = CoS + As2O3 + S =>
4 CoAsS + 3 SO2 = 4 CoS + 2 As2O3 + 3 S
FeCuNO32 = CuFeNO32 =>
FeCuNO32 = CuFeNO32
PF2 + FO = PF3O =>
PF2 + FO = PF3O
As + Cd(NO3)2 = Cd + As(NO3)3 =>
2 As + 3 Cd(NO3)2 = 3 Cd + 2 As(NO3)3
Na2S + KMnO4 + HNO3 = S + Mn(NO3)2 + NaNO3 + KNO3 + H2O =>
5 Na2S + 2 KMnO4 + 16 HNO3 = 5 S + 2 Mn(NO3)2 + 10 NaNO3 + 2 KNO3 + 8 H2O
HgS + HNO3 + HCl = S + NO + HgCl3 + H2O =>
HgS + HNO3 + 3 HCl = S + NO + HgCl3 + 2 H2O
BaCl2 + NaC2H3O2 = C4H6BaO4 + NaCl =>
BaCl2 + 2 NaC2H3O2 = C4H6BaO4 + 2 NaCl
Al + HNO3 = Al(NO3)3 + N2O + H2O =>
8 Al + 30 HNO3 = 8 Al(NO3)3 + 3 N2O + 15 H2O
AlCl3 + Na2SO4 = NaCl + Al2(SO4)3 =>
2 AlCl3 + 3 Na2SO4 = 6 NaCl + Al2(SO4)3
Au(NO3)3 + K2CrO4 = Au2(CrO4)3 + KNO3 =>
2 Au(NO3)3 + 3 K2CrO4 = Au2(CrO4)3 + 6 KNO3
LiHSO4 + LiOH = Li2SO4 + H2O =>
LiHSO4 + LiOH = Li2SO4 + H2O
HNO3 + Na2SO4 = NaNO3 + NaHSO4 =>
HNO3 + Na2SO4 = NaNO3 + NaHSO4
HCOOH + NaHCO3 = H2O + HCOONa + CO2 =>
HCOOH + NaHCO3 = H2O + HCOONa + CO2
FeCl3 + Cu(NO3)2 = CuCl2 + Fe(NO3)3 =>
2 FeCl3 + 3 Cu(NO3)2 = 3 CuCl2 + 2 Fe(NO3)3
Zn + Au(NO3)3 = Au + Zn(NO3)2 =>
3 Zn + 2 Au(NO3)3 = 2 Au + 3 Zn(NO3)2
H3AsO3 + O2 = H2AsO4{-} + H{+} =>
2 H3AsO3 + O2 = 2 H2AsO4{-} + 2 H{+}
Na + CH4 = Na2C2 + H2 =>
2 Na + 2 CH4 = Na2C2 + 4 H2
C2H4S + O3 = CO2 + SO2 + H2O =>
3 C2H4S + 8 O3 = 6 CO2 + 3 SO2 + 6 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
C2H5NO2 + HCl = C2H5Cl + HNO2 =>
C2H5NO2 + HCl = C2H5Cl + HNO2
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
C2H6O + H2 = C8H18 + H2O =>
4 C2H6O + H2 = C8H18 + 4 H2O
NaCl + KSO4 = KCl + NaSO4 =>
NaCl + KSO4 = KCl + NaSO4
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
MgO + Rb2SO4 = MgSO4 + Rb2O =>
MgO + Rb2SO4 = MgSO4 + Rb2O
LiI + MnO3 + HCl = I2 + LiCl + MnCl2 + H2O =>
4 LiI + MnO3 + 6 HCl = 2 I2 + 4 LiCl + MnCl2 + 3 H2O
KHCO3 + AlCl3 = Al(OH)3 + CO2 + KCl =>
3 KHCO3 + AlCl3 = Al(OH)3 + 3 CO2 + 3 KCl
Ca10(PO4)6(F2) + H3PO4 = Ca3(PO4)2 + HF =>
3 Ca10(PO4)6(F2) + 2 H3PO4 = 10 Ca3(PO4)2 + 6 HF
OC(NH2)2 + N2H4 = OC(NH2)(N2H3) + NH3 =>
OC(NH2)2 + N2H4 = OC(NH2)(N2H3) + NH3
C + O2 = CO3 =>
2 C + 3 O2 = 2 CO3
Pb + Au(NO3)3 = Pb(NO3)2 + Au =>
3 Pb + 2 Au(NO3)3 = 3 Pb(NO3)2 + 2 Au
C3H7COOHKOH = KC3H7COOH2O =>
C3H7COOHKOH = KC3H7COOH2O
NaCl(aq) + Ba(OH)2 = NaOH + BaCl2 =>
2 NaCl(aq) + Ba(OH)2 = 2 NaOH + BaCl2
PbNO32 + K2SO4 = PbSO4 + K2NO32 =>
PbNO32 + K2SO4 = PbSO4 + K2NO32
B2S3(s) + H2O(l) = H2S(g) + H3BO3(aq) =>
B2S3(s) + 6 H2O(l) = 3 H2S(g) + 2 H3BO3(aq)
Na(CO3)2 + CH3COOH = CO2 + H2O + NaC2H3O2 =>
8 Na(CO3)2 + 11 CH3COOH = 22 CO2 + 10 H2O + 8 NaC2H3O2
CuCl2 + NaSO4 = Cu(SO4)2 + NaCl =>
CuCl2 + 2 NaSO4 = Cu(SO4)2 + 2 NaCl
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Au + HNO3 + HCl = HAuCl4 + NO2 + H2O =>
Au + 3 HNO3 + 4 HCl = HAuCl4 + 3 NO2 + 3 H2O
Co(OH)3 + K2S = Co2S3 + KOH =>
2 Co(OH)3 + 3 K2S = Co2S3 + 6 KOH
Si + O2 = SiO2 = SiO2 =>
Si + O2 = SiO2
FeCl3 + Na2(CO3) = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2(CO3) = Fe2(CO3)3 + 6 NaCl
FeSO4 + NH4OH + C4H8N2O2 = Fe(C4H7N2O2)2 + (NH4)2SO4 + H2O =>
FeSO4 + 2 NH4OH + 2 C4H8N2O2 = Fe(C4H7N2O2)2 + (NH4)2SO4 + 2 H2O
K + CuI2 = Cu + KI =>
2 K + CuI2 = Cu + 2 KI
NH4Cl + CaOH = CaCl + H2O + NH3 =>
NH4Cl + CaOH = CaCl + H2O + NH3
MoS2 + O2 = MoO3 + SO =>
2 MoS2 + 5 O2 = 2 MoO3 + 4 SO
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
C5H8N4O12 = C + H2 + O2 + N2 =>
C5H8N4O12 = 5 C + 4 H2 + 6 O2 + 2 N2
KHCO3 + Ba(OH)2 = BaCO3 + H2O + KOH =>
KHCO3 + Ba(OH)2 = BaCO3 + H2O + KOH
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