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2 KOH(aq) = 2 K(s) + O2(g) + H2(g)
AgNO3 + P4 + H2O = H3PO4 + Ag + HNO3 =>
20 AgNO3 + P4 + 16 H2O = 4 H3PO4 + 20 Ag + 20 HNO3
HIKOH = HIOHK =>
HIKOH = HIOHK
HI(aq) + NaOH(aq) = NaI(aq) + H2O(aq) =>
HI(aq) + NaOH(aq) = NaI(aq) + H2O(aq)
CH4 + N2Cl4 = N3 + Cl4C + H2 =>
3 CH4 + 3 N2Cl4 = 2 N3 + 3 Cl4C + 6 H2
Fe3O4 + H2O + FeS2 = Fe2O3 + H2S =>
Fe3O4 + 2 H2O + FeS2 = 2 Fe2O3 + 2 H2S
KClO4(l) = KCl(s) + O2(g) =>
KClO4(l) = KCl(s) + 2 O2(g)
C6H8O7 + NaOH = C6H5O7Na3 + H2O =>
C6H8O7 + 3 NaOH = C6H5O7Na3 + 3 H2O
Si + HF = SiF4 + H2 =>
Si + 4 HF = SiF4 + 2 H2
CH3COOH + Mg = (CHCOO)2Mg + H2 =>
2 CH3COOH + Mg = (CHCOO)2Mg + 3 H2
LiOH + TiO2 = Li2TiO3 + H2O =>
2 LiOH + TiO2 = Li2TiO3 + H2O
Na + AlH3 = Al + NaH =>
3 Na + AlH3 = Al + 3 NaH
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
CH3COOH + Mg = (CHCOO)2Mg + H2 =>
2 CH3COOH + Mg = (CHCOO)2Mg + 3 H2
Na + AlH3 = Al + NaH =>
3 Na + AlH3 = Al + 3 NaH
HC6H60 + O2 = CO2 + H2O =>
4 HC6H60 + 85 O2 = 24 CO2 + 122 H2O
CuS(s) + HNO3(aq) = Cu(NO3)2(aq) + H2O(l) + NO2(g) + S(s) =>
CuS(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 H2O(l) + 2 NO2(g) + S(s)
LiOH + TiO2 = Li2TiO3 + H2O =>
2 LiOH + TiO2 = Li2TiO3 + H2O
MgBr + HCl = H2Br + MgCl2 =>
MgBr + 2 HCl = H2Br + MgCl2
Al2 + FeO = Al2O3 + Fe =>
Al2 + 3 FeO = Al2O3 + 3 Fe
Ca3(PO4)2 + HNO3 = Ca(NO3)2 + PO4 + H2 =>
Ca3(PO4)2 + 6 HNO3 = 3 Ca(NO3)2 + 2 PO4 + 3 H2
KMnO4 + Na2(SO3) + H2(SO4) = K2(SO4) + Mn(SO4) + Na2(SO4) + H2O =>
2 KMnO4 + 5 Na2(SO3) + 3 H2(SO4) = K2(SO4) + 2 Mn(SO4) + 5 Na2(SO4) + 3 H2O
Na3Po4 + Fe(No3)3 = Na(No3) + FePo4 =>
Na3Po4 + Fe(No3)3 = 3 Na(No3) + FePo4
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CHS + O2 = CO2 + H2O + SO2 =>
4 CHS + 9 O2 = 4 CO2 + 2 H2O + 4 SO2
KOH + NiF2 = KF2 + NiOH =>
KOH + NiF2 = KF2 + NiOH
C6H6(e) + O2(g) = CO2(g) + H2O(e) =>
2 C6H6(e) + 15 O2(g) = 12 CO2(g) + 6 H2O(e)
Ag99 + Hg = Ag5Hg9 =>
5 Ag99 + 891 Hg = 99 Ag5Hg9
C8H8O3 + I = C8H8O3I =>
C8H8O3 + I = C8H8O3I
CH2CHCOOH + Br2 = CH2BrCHBrCOOH =>
CH2CHCOOH + Br2 = CH2BrCHBrCOOH
C2H2 + CO + H2O = C6H4(OH)2 = CO2 =>
7 C2H2 + 4 CO + 2 H2O = 3 C6H4(OH)2
Ag3AsO4 + Zn + NaOH = NaZnO2 + Ag + AsH3 + H2O =>
3 Ag3AsO4 + 11 Zn + 11 NaOH = 11 NaZnO2 + 9 Ag + 3 AsH3 + H2O
Pb(No2)3 + KI = PbI2 + KNo3 =>
Pb(No2)3 + 2 KI = PbI2 + 2 KNo3
Li + HNO3 = Li(NO3) + H2O + N2 =>
10 Li + 12 HNO3 = 10 Li(NO3) + 6 H2O + N2
N6H24Mo7O24 + HNO3 = MoO3 + NH4NO3 + H2O =>
N6H24Mo7O24 + 6 HNO3 = 7 MoO3 + 6 NH4NO3 + 3 H2O
K2CrO4 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + K2SO4 + H2O =>
2 K2CrO4 + 6 NaI + 8 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 Na2SO4 + 2 K2SO4 + 8 H2O
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H2CrO4 + KI + H2SO4 = Cr2(SO4)3 + I2 + K2SO4 + H2O =>
2 H2CrO4 + 6 KI + 6 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 K2SO4 + 8 H2O
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
Pb(N3)4 + Co(MnO4)3 = CoO + MnO2 + Pb3O4 + NO =>
3 Pb(N3)4 + 8 Co(MnO4)3 = 8 CoO + 24 MnO2 + Pb3O4 + 36 NO
Ag + K4[Fe(Cn)6] = Ag[Fe(Cn)6] + K4 =>
Ag + K4[Fe(Cn)6] = Ag[Fe(Cn)6] + K4
Mg(SO4) + Li(OH) = Li(SO4) + Mg(OH) =>
Mg(SO4) + Li(OH) = Li(SO4) + Mg(OH)
Pb(NO3)2 + HBr + HBrO = Pb(NO3)4 + H2[PbBr6] + H2O =>
2 Pb(NO3)2 + 4 HBr + 2 HBrO = Pb(NO3)4 + H2[PbBr6] + 2 H2O
FeCl3 + (NH4)2S = Fe2S3 + NH4Cl =>
2 FeCl3 + 3(NH4)2S = Fe2S3 + 6 NH4Cl
HCHO + H2O = HCOOH + H2 =>
HCHO + H2O = HCOOH + H2
NiCl2 + (NH4)2S2O8 = NH4Cl + NiS2 + O2 =>
NiCl2 + (NH4)2S2O8 = 2 NH4Cl + NiS2 + 4 O2
K2CrO4 + NaI + H2SO4 = Cr2(SO4)3 + I2 + Na2SO4 + K2SO4 + H2O =>
2 K2CrO4 + 6 NaI + 8 H2SO4 = Cr2(SO4)3 + 3 I2 + 3 Na2SO4 + 2 K2SO4 + 8 H2O
KCl + Na2Cr2O7 = NaCl + K2Cr2O7 =>
2 KCl + Na2Cr2O7 = 2 NaCl + K2Cr2O7
Fe2O3(s) + H2 = Fe(s) + H2O(g) =>
Fe2O3(s) + 3 H2 = 2 Fe(s) + 3 H2O(g)
CuO + HCl = CuOCl2 + H2 =>
CuO + 2 HCl = CuOCl2 + H2
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