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5 P2 + 8 NaOH + 4 H2O = 6 PH2 + 4 Na2HPO3
Al(OH)3 + HCl = AlO3H4Cl =>
Al(OH)3 + HCl = AlO3H4Cl
NaI + (PbNO3)2 = PbI + NaNO3 =>
2 NaI + (PbNO3)2 = 2 PbI + 2 NaNO3
Pb(NO3)2(aq) + KBr(aq) = PbBr2 + KNO3 =>
Pb(NO3)2(aq) + 2 KBr(aq) = PbBr2 + 2 KNO3
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
CuCl2 + CaCO3 = CuCO3 + CaCl2 =>
CuCl2 + CaCO3 = CuCO3 + CaCl2
COH14 + O2 = CO2 + H2O =>
COH14 + 4 O2 = CO2 + 7 H2O
C5H12(l) + O2(g) = CO2(g) + H2O =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2 =>
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2
C2 + H2 + O2 = CH2O =>
C2 + 2 H2 + O2 = 2 CH2O
Tl + O2 = TlO =>
2 Tl + O2 = 2 TlO
Fe(s) + S(s) = FeS(s) =>
Fe(s) + S(s) = FeS(s)
C6H5COOH + CH3COONa = C6H5COONa + CH3COOH =>
C6H5COOH + CH3COONa = C6H5COONa + CH3COOH
Br2 + I = BrI2 =>
Br2 + 4 I = 2 BrI2
Al(OH)3 + HC2H3O2 = Al(C2H3O2)3 + HOH =>
Al(OH)3 + 3 HC2H3O2 = Al(C2H3O2)3 + 3 HOH
P4(g) + Cl2(g) = PCl5(g) =>
P4(g) + 10 Cl2(g) = 4 PCl5(g)
Zn + H2CO3 = ZnCO3 + H2 =>
Zn + H2CO3 = ZnCO3 + H2
CO + SO3 = CO2 + SO2 =>
CO + SO3 = CO2 + SO2
C5H12(l) + O2(g) = CO2(g) + H2O =>
C5H12(l) + 8 O2(g) = 5 CO2(g) + 6 H2O
V + HCl = VCl3 + H2 =>
2 V + 6 HCl = 2 VCl3 + 3 H2
HNO3 + H2O = H3O + NO3 =>
HNO3 + H2O = H3O + NO3
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
CH3COOH + FCH2COOH = CH3COOHF + CH2COOH =>
CH3COOH + FCH2COOH = CH3COOHF + CH2COOH
H + O2 = H2O =>
4 H + O2 = 2 H2O
C2H5CONH2 + H2O = C2H5COOH + NH3 =>
C2H5CONH2 + H2O = C2H5COOH + NH3
Al2S3(s) = Al(s) + S8(s) =>
8 Al2S3(s) = 16 Al(s) + 3 S8(s)
SbCl3 + H2O = Sb(O)Cl + HCl =>
SbCl3 + H2O = Sb(O)Cl + 2 HCl
Al + Cd(OH)2 = Al(OH)3 + Cd =>
2 Al + 3 Cd(OH)2 = 2 Al(OH)3 + 3 Cd
AgCH3CO2 + NaI = AgI + NaCH3CO2 =>
AgCH3CO2 + NaI = AgI + NaCH3CO2
CO2 + NaO2 = Na2CO3 + O2 =>
2 CO2 + 4 NaO2 = 2 Na2CO3 + 3 O2
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2 =>
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2
HCOOH + NH3 = HCOONH3 + H2 =>
2 HCOOH + 2 NH3 = 2 HCOONH3 + H2
Zr + HCl = ZrCl + H2 =>
2 Zr + 2 HCl = 2 ZrCl + H2
Au + H{+} = Au{+} + H2 =>
2 Au + 2 H{+} = 2 Au{+} + H2
Cu2O + HBr = CuBr + H2O =>
Cu2O + 2 HBr = 2 CuBr + H2O
CdS + I + HCl = CdCl2 + HI + S =>
CdS + 2 I + 2 HCl = CdCl2 + 2 HI + S
SbCl3 + H2O = Sb(OH)2Cl + HCl =>
SbCl3 + 2 H2O = Sb(OH)2Cl + 2 HCl
Fe(NH4)2(SO4)2*6H2O + HCl = FeCl2 + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2*6H2O + 2 HCl = FeCl2 + (NH4)2SO4 + H2SO4 + 6 H2O
C2H6 + Cl = CCl4 + HCl =>
C2H6 + 14 Cl = 2 CCl4 + 6 HCl
SbCl3 + H2O = Sb(OH)2Cl + HCl =>
SbCl3 + 2 H2O = Sb(OH)2Cl + 2 HCl
C5H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
35 C5H5CH3 + 44 KMnO4 + 66 H2SO4 = 30 C6H5COOH + 22 K2SO4 + 44 MnSO4 + 116 H2O
K2[HgI4] + NH4NO3 + KOH = [Hg(NH2)Hg(O)]I + KNO3 + KI + H2O =>
2 K2[HgI4] + NH4NO3 + 4 KOH = [Hg(NH2)Hg(O)]I + KNO3 + 7 KI + 3 H2O
Pb(C2H3O2)4 + H2S = H(C2H3O2) + PbS2 =>
Pb(C2H3O2)4 + 2 H2S = 4 H(C2H3O2) + PbS2
NaOH + Zn + H2O = Na2[Zn(OH)4] + H2 =>
2 NaOH + Zn + 2 H2O = Na2[Zn(OH)4] + H2
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2 =>
FeCl2 + Mn(NO3)2 = Fe(NO3)2 + MnCl2
Na3PO4 + (Co(NO3)2) = Co3(PO4)2 + NaNO3 =>
2 Na3PO4 + 3(Co(NO3)2) = Co3(PO4)2 + 6 NaNO3
Ge + H2 = GeH3 =>
2 Ge + 3 H2 = 2 GeH3
CO2 + HNO3 = C + NO3 + H2O =>
CO2 + 4 HNO3 = C + 4 NO3 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
SbCl3 + H2O = Sb2O3 + HCl =>
2 SbCl3 + 3 H2O = Sb2O3 + 6 HCl
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