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BaCl2 + Na2S = BaS + 2 NaCl
NH3(aq) + CuSO4(aq) = Cu(NH3)4 + SO4 =>
4 NH3(aq) + CuSO4(aq) = Cu(NH3)4 + SO4
NaOH + ZnCl2 = NaCl + Zn(OH)2 =>
2 NaOH + ZnCl2 = 2 NaCl + Zn(OH)2
AgI + NH3 = Ag(NH3) + I =>
AgI + NH3 = Ag(NH3) + I
NiCo3 + Fe = FeCo3 + Ni =>
NiCo3 + Fe = FeCo3 + Ni
MgSO4 + NH4Cl = (NH4)2SO4 + MgCl2 =>
MgSO4 + 2 NH4Cl = (NH4)2SO4 + MgCl2
Zn + COSO4 = ZnSO4 + CO =>
Zn + COSO4 = ZnSO4 + CO
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2 =>
Pb(NO3)2 + NaHCO3 = PbHCO3 + Na(NO3)2
SO3 + H = S2O3 + H2O =>
2 SO3 + 6 H = S2O3 + 3 H2O
Fe2O3 + C2H6 = Fe + CO2 + H2O =>
7 Fe2O3 + 3 C2H6 = 14 Fe + 6 CO2 + 9 H2O
Li + Mg(NO2)2 = LiNO2 + Mg =>
2 Li + Mg(NO2)2 = 2 LiNO2 + Mg
Al = Al{3+} + {-} =>
Al = Al{3+} + 3e
Cd + HCl = CdCl2 + H2 =>
Cd + 2 HCl = CdCl2 + H2
NaI + H2SO4 = I2 + Na2SO4 + SO2 + H2O =>
2 NaI + 2 H2SO4 = I2 + Na2SO4 + SO2 + 2 H2O
(NH4)2S + KOH = K2S + NH3 + H2O =>
(NH4)2S + 2 KOH = K2S + 2 NH3 + 2 H2O
CO + OH = CO2 + H =>
CO + OH = CO2 + H
Cu + MgBr2 = CuBr2 + Mg =>
Cu + MgBr2 = CuBr2 + Mg
Cr(iii) + OH = Cr(OH)3 =>
Cr(iii) + 3 OH = Cr(OH)3
Fe(III) + CuSO4 = Fe2(SO4)3 + Cu(II) =>
2 Fe(III) + 3 CuSO4 = Fe2(SO4)3 + 3 Cu(II)
Cr(NO3)3(aq) + LiOH(aq) = LiNO3(aq) + Cr(OH)3(s) =>
Cr(NO3)3(aq) + 3 LiOH(aq) = 3 LiNO3(aq) + Cr(OH)3(s)
CH3COOH + Fe = CH3COOFe + H2 =>
2 CH3COOH + 2 Fe = 2 CH3COOFe + H2
Ni + NaOH = Ni(OH) + Na =>
Ni + NaOH = Ni(OH) + Na
P2 + O2 = (P2O5) =>
2 P2 + 5 O2 = 2(P2O5)
Na2SiO3 + NaAlO2 + H2O = Na12Al12Si12O48 + NaOH =>
12 Na2SiO3 + 12 NaAlO2 + 12 H2O = Na12Al12Si12O48 + 24 NaOH