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2(NH4)3PO4(aq) + 3 CaCl2 = Ca3(PO4)2(s) + 6 NH4Cl(aq)
Cu(NO3)2 + Na2S = CuS + Na + NO3 =>
Cu(NO3)2 + Na2S = CuS + 2 Na + 2 NO3
Ca + H2SO4 = CaSO4*H2 =>
Ca + H2SO4 = CaSO4*H2
Ca(s) + S = CaS(s) =>
Ca(s) + S = CaS(s)
BaS + H2SO3 = BaSO3 + H2S =>
BaS + H2SO3 = BaSO3 + H2S
ZnCl2 + NH3 + H2O = (Zn(NH3)4)(OH)2 + NH4Cl =>
ZnCl2 + 6 NH3 + 2 H2O = (Zn(NH3)4)(OH)2 + 2 NH4Cl
Na3PO4(aq) + Ca(NO3)2 = Ca3(PO4)2 + NaNO3 =>
2 Na3PO4(aq) + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 NaNO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Fe7S8 + O2 + H2O = Fe2O3 + H2SO4 =>
4 Fe7S8 + 69 O2 + 32 H2O = 14 Fe2O3 + 32 H2SO4
KMnO4 + H2SO4 + Fe(NH4)2(SO4) = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)SO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 2 Fe(NH4)2(SO4) = 2 MnSO4 + Fe2(SO4)3 + K2SO4 + 4(NH4)SO4 + 8 H2O
H2S + Pd(OH)4 = PdS2 + H2O =>
2 H2S + Pd(OH)4 = PdS2 + 4 H2O
Ce(OH)4 + H2SO4 = Ce(SO4)2 + H2O =>
Ce(OH)4 + 2 H2SO4 = Ce(SO4)2 + 4 H2O
Na2CO3(aq) + MgI2(aq) = NaI(aq) + MgCO3(s) =>
Na2CO3(aq) + MgI2(aq) = 2 NaI(aq) + MgCO3(s)
Fe(SCN)3 + H2SO4 = HSCN + Fe2(SO4)3 =>
2 Fe(SCN)3 + 3 H2SO4 = 6 HSCN + Fe2(SO4)3
CH2O + I2 + OH{-} = CH2O2 + I{-} + H2O =>
CH2O + I2 + 2 OH{-} = CH2O2 + 2 I{-} + H2O
(NH4)2SO4(aq) + NaI(aq) = NH4I(aq) + Na2SO4(aq) =>
(NH4)2SO4(aq) + 2 NaI(aq) = 2 NH4I(aq) + Na2SO4(aq)
Fe(OH)3 + H2S = FeS + S + H2O =>
2 Fe(OH)3 + 3 H2S = 2 FeS + S + 6 H2O
KCNS + Al + HCl = KCl + AlCl3 + NH4Cl + C + H2S =>
3 KCNS + 4 Al + 18 HCl = 3 KCl + 4 AlCl3 + 3 NH4Cl + 3 C + 3 H2S
CuO2 + SO2 = CuSO4 =>
CuO2 + SO2 = CuSO4
As2S3 + HCIO3 + H2O = H3AsO4 + HCOOH + I2 + S =>
3 As2S3 + 10 HCIO3 + 14 H2O = 6 H3AsO4 + 10 HCOOH + 5 I2 + 9 S
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
CO2 + Ca(NO3)2 = CaO + C + NO3 =>
CO2 + 2 Ca(NO3)2 = 2 CaO + C + 4 NO3
AgC2H3O2 + Na2CrO4 = Ag2CrO4 + C2H3NaO2 =>
2 AgC2H3O2 + Na2CrO4 = Ag2CrO4 + 2 C2H3NaO2
AlCl3(aq) + PbSO4(aq) = AlSO4(s) + PbCl3(aq) =>
AlCl3(aq) + PbSO4(aq) = AlSO4(s) + PbCl3(aq)
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
C + Hg{2+} + H2O = CO2 + H{+} + Hg{+} =>
C + 4 Hg{2+} + 2 H2O = CO2 + 4 H{+} + 4 Hg{+}
C6H5COOH + NaOH = C6H5COONa + H2O =>
C6H5COOH + NaOH = C6H5COONa + H2O
Ag(C2H3O2) + AlCl3 = AgCl + Al(C2H3O2)3 =>
3 Ag(C2H3O2) + AlCl3 = 3 AgCl + Al(C2H3O2)3
K2FeO4 + H2S + H2O = Fe(OH)3 + S + KOH =>
2 K2FeO4 + 3 H2S + 2 H2O = 2 Fe(OH)3 + 3 S + 4 KOH
B + Na2O2 = NaBO2 + Na2O =>
2 B + 3 Na2O2 = 2 NaBO2 + 2 Na2O
HBr + Cd = HCd + Br =>
HBr + Cd = HCd + Br
FeCl2 + Al2O3 + H2O2 = Fe2O3 + AlCl3 + H2O =>
6 FeCl2 + 2 Al2O3 + 3 H2O2 = 3 Fe2O3 + 4 AlCl3 + 3 H2O
C6H12O + O3 = CO2 + H2O =>
3 C6H12O + 17 O3 = 18 CO2 + 18 H2O
H2O2 + PFe3{+} = H{+} + PFe3 + (O2) =>
H2O2 + 2 PFe3{+} = 2 H{+} + 2 PFe3 + (O2)
NH3 = N + H2 =>
2 NH3 = 2 N + 3 H2
Ba + H3PO4 = Ba2(PO4)3 + H2 =>
4 Ba + 6 H3PO4 = 2 Ba2(PO4)3 + 9 H2
CH3CHOHCH3 + H2SO4 = (CHOH2)2(OH)3CHS =>
CH3CHOHCH3 + H2SO4 = (CHOH2)2(OH)3CHS
Cu(NO3)2 + Na(OH)2 = Cu(OH)2 + Na(NO3)2 =>
Cu(NO3)2 + Na(OH)2 = Cu(OH)2 + Na(NO3)2
(NH4)2SO4 + Fe2O3 = Fe2(SO4)3 + H2O + NH3 =>
3(NH4)2SO4 + Fe2O3 = Fe2(SO4)3 + 3 H2O + 6 NH3
Ba(SO3) = BaO + SO2 =>
Ba(SO3) = BaO + SO2
FeS2 + O2 + H2O = Fe2O3 + H2SO4 =>
4 FeS2 + 15 O2 + 8 H2O = 2 Fe2O3 + 8 H2SO4
Zn2(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn2(s) + 4 HCl(aq) = 2 ZnCl2(aq) + 2 H2(g)
V2O5 + H2SO4 = (VO2)HSO4 + H2O =>
V2O5 + 2 H2SO4 = 2(VO2)HSO4 + H2O
CO3 + NO3 = NC + O2 =>
CO3 + NO3 = NC + 3 O2
KCN + HNO3 = KNO3 + HCN =>
KCN + HNO3 = KNO3 + HCN
PbO2 + NaI + H2SO4 = I2 + PbSO4 + NaSO4 + H2O =>
2 PbO2 + 2 NaI + 4 H2SO4 = I2 + 2 PbSO4 + 2 NaSO4 + 4 H2O
CH3CHO + OH{-} = CH3CH2OH + CH3COO{-} =>
2 CH3CHO + OH{-} = CH3CH2OH + CH3COO{-}
CuSO4*5H2O + NaOH = Na2SO4 + CuO + H2O =>
CuSO4*5H2O + 2 NaOH = Na2SO4 + CuO + 6 H2O
SO3 + N2O5 = SO4 + N =>
5 SO3 + N2O5 = 5 SO4 + 2 N
H2C2O4 + NaOH + H2O = OH + Na2C =>
H2C2O4 + 4 NaOH + 2 H2O = 10 OH + 2 Na2C
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