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[Sn(H2O)4]{2+} + 2 NH3*H2O = Sn(OH)2 + 2 NH4{+} + 4 H2O
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Y2O3 + HNO3 = Y(NO3)3 + H2O =>
Y2O3 + 6 HNO3 = 2 Y(NO3)3 + 3 H2O
Mg + H2SO4 = MgSO4 + H2S + H2O =>
4 Mg + 5 H2SO4 = 4 MgSO4 + H2S + 4 H2O
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
Cu + MgCl2 = CuCl2 + Mg =>
Cu + MgCl2 = CuCl2 + Mg
H2O + C6H5NO2 + Al + NaOH = Na[Al(OH)4] + C6H5NH3 =>
15 H2O + 3 C6H5NO2 + 7 Al + 7 NaOH = 7 Na[Al(OH)4] + 3 C6H5NH3
Al + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = Al2(SO4)3 + Cr2(SO4)3 + K2SO4 + 7 H2O
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Fe2O3 + C = Fe + CO2 =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2
K2SO4(aq) + PbCl2(aq) = PbSO4(s) + KCl(aq) =>
K2SO4(aq) + PbCl2(aq) = PbSO4(s) + 2 KCl(aq)
HCHO + Ag2O = HCOOH + Ag =>
HCHO + Ag2O = HCOOH + 2 Ag
AL(OH)3 + NaOH = Na3ALO3 + H2O =>
AL(OH)3 + 3 NaOH = Na3ALO3 + 3 H2O
Al + Cl = AlCl3 =>
Al + 3 Cl = AlCl3
(NH4)6Mo7O24(H2O)4 + HNO3 = MoO3 + (NH4)(NO3) + H2O =>
(NH4)6Mo7O24(H2O)4 + 6 HNO3 = 7 MoO3 + 6(NH4)(NO3) + 7 H2O
CH3CH2OH + O2 = H2O + CO2 =>
CH3CH2OH + 3 O2 = 3 H2O + 2 CO2
CuO(s) + H2(g) = Cu(s) + H2O(l) =>
CuO(s) + H2(g) = Cu(s) + H2O(l)
K2S + ZnCl2 = KCl + ZnS =>
K2S + ZnCl2 = 2 KCl + ZnS
Cu + FeCl3 = CuCl3 + Fe =>
Cu + FeCl3 = CuCl3 + Fe
S + Fe = FeS2 =>
2 S + Fe = FeS2
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
[Cr(N2H4CO)6]4[Cr(CN)6]3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + H2O =>
10[Cr(N2H4CO)6]4[Cr(CN)6]3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 H2O
Cl2 + K2S = KCl + S =>
Cl2 + K2S = 2 KCl + S
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
H2So4 + Pb(OH)4 = Pb(So4)2 + H2O =>
2 H2So4 + Pb(OH)4 = Pb(So4)2 + 4 H2O
KOH(aq) + HCl(aq) = KCl(aq) + H2O(l) =>
KOH(aq) + HCl(aq) = KCl(aq) + H2O(l)
P4O6 + H2O = H4O + P2O6 =>
P4O6 + 12 H2O = 6 H4O + 2 P2O6
Zn + CH3COOH = Zn(CH3COO) + H2 =>
2 Zn + 2 CH3COOH = 2 Zn(CH3COO) + H2
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
FeCl3(aq) + KI(aq) = I2(s) + FeCl2(aq) + KCl(aq) =>
2 FeCl3(aq) + 2 KI(aq) = I2(s) + 2 FeCl2(aq) + 2 KCl(aq)
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
H2SO4 + Al(OH)3 = Al2(SO4)3 + H2O =>
3 H2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O
CaCO3 + HCl = H2O + CO2 + CaCl2 =>
CaCO3 + 2 HCl = H2O + CO2 + CaCl2
SO2(g) + H2S(g) = S(s) + H2O(g) =>
SO2(g) + 2 H2S(g) = 3 S(s) + 2 H2O(g)
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + Ca(H2PO4)2 =>
Ca3(PO4)2 + 2 H2SO4 = 2 CaSO4 + Ca(H2PO4)2
K2S(aq) + FeCl2(aq) = FeS(s) + KCl(aq) =>
K2S(aq) + FeCl2(aq) = FeS(s) + 2 KCl(aq)
Na + Cl = NaCl =>
Na + Cl = NaCl
Li + N2 = LiN2 =>
Li + N2 = LiN2
MgCO3(aq) + HBr(aq) = MgBr2(aq) + CO2(g) + H2O(l) =>
MgCO3(aq) + 2 HBr(aq) = MgBr2(aq) + CO2(g) + H2O(l)
HCOOH + Ag2O = Ag + H2O + CO2 =>
HCOOH + Ag2O = 2 Ag + H2O + CO2
Sb2O3 + KOH + H2O = K3[Sb(OH)6] =>
Sb2O3 + 6 KOH + 3 H2O = 2 K3[Sb(OH)6]
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Sb2O3 + KOH + H2O = K3[Sb(OH)6] =>
Sb2O3 + 6 KOH + 3 H2O = 2 K3[Sb(OH)6]
CH3OH + O2 = CO2 + H20 =>
10 CH3OH + 5 O2 = 10 CO2 + 2 H20
Sb2S3 + HNO3 = Sb2O5 + NO2 + S + H2O =>
Sb2S3 + 10 HNO3 = Sb2O5 + 10 NO2 + 3 S + 5 H2O
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
FeCl2(aq) + Cl2(g) = FeCl3(aq) =>
2 FeCl2(aq) + Cl2(g) = 2 FeCl3(aq)
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