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2 Al(NO3)3(aq) + 3 Na2S(aq) = Al2S3(s) + 6 NaNO3(aq)
BaH2 + CO2 + H2O = BaCO3 + H2 =>
BaH2 + CO2 + H2O = BaCO3 + 2 H2
K2SO4(aq) + BaCl2 = BaSO4 + KCl =>
K2SO4(aq) + BaCl2 = BaSO4 + 2 KCl
Na(s) + Cl(g) = NaCl =>
Na(s) + Cl(g) = NaCl
HCl + HNO3 = NOCl + Cl2 + H2O =>
3 HCl + HNO3 = NOCl + Cl2 + 2 H2O
Fe(OH)3 + HCl = FeOHCl2 + H2O =>
Fe(OH)3 + 2 HCl = FeOHCl2 + 2 H2O
Al + FeCO3 = Al2(CO3)3 + Fe =>
2 Al + 3 FeCO3 = Al2(CO3)3 + 3 Fe
Bi + Na2S = BiS + Na =>
Bi + Na2S = BiS + 2 Na
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O =>
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O
N2O4 + O2 = N2O5 =>
2 N2O4 + O2 = 2 N2O5
Bi2O3 + NaOH = Na3BiO3 + H2O =>
Bi2O3 + 6 NaOH = 2 Na3BiO3 + 3 H2O
Sn + C6H5CH2Cl = (C6H5CH2)3SnCl + SnCl2 =>
2 Sn + 3 C6H5CH2Cl = (C6H5CH2)3SnCl + SnCl2
H{+} + e + MnO4{-} = Mn{2+} + H2O =>
8 H{+} + 5e + MnO4{-} = Mn{2+} + 4 H2O
CaH2 + HNO3 = H2 + Ca(NO3)2 =>
CaH2 + 2 HNO3 = 2 H2 + Ca(NO3)2
K2Cr2O7(aq) + CH3CH2OH(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + CH3COOH(aq) + H2O =>
2 K2Cr2O7(aq) + 3 CH3CH2OH(aq) + 8 H2SO4(aq) = 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 3 CH3COOH(aq) + 11 H2O
AgOH + H2SO4 = Ag2SO4 + H2O =>
2 AgOH + H2SO4 = Ag2SO4 + 2 H2O
Ag + C = AgC =>
Ag + C = AgC
BaN = Ba + N2 =>
2 BaN = 2 Ba + N2
TiI4 = Ti + I =>
TiI4 = Ti + 4 I
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CaSiO3 + H2CO3 = CaCO3 + H2SiO3 =>
CaSiO3 + H2CO3 = CaCO3 + H2SiO3
Ba(s) + S8 = BaS(s) =>
8 Ba(s) + S8 = 8 BaS(s)
NiC2O4*2H2O + O2 = NiCO3 + H2O + CO2 =>
2 NiC2O4*2H2O + O2 = 2 NiCO3 + 4 H2O + 2 CO2
AgNO3 + CaF2 = AgF + Ca(NO3)2 =>
2 AgNO3 + CaF2 = 2 AgF + Ca(NO3)2
SO2 + H = H2S + H2O =>
SO2 + 6 H = H2S + 2 H2O
Na(aq) + HCl(aq) = NaCl + H2 =>
2 Na(aq) + 2 HCl(aq) = 2 NaCl + H2
Ba(NO3)2 + Ga2(SO4)3 = BaSO4 + Ga(NO3)3 =>
3 Ba(NO3)2 + Ga2(SO4)3 = 3 BaSO4 + 2 Ga(NO3)3
C4H10O + H2O = CO2 + H2 =>
C4H10O + 7 H2O = 4 CO2 + 12 H2
C3H4O + KMnO4 + H2O = C3H5O4K + MnO2 + KOH =>
3 C3H4O + 4 KMnO4 + 2 H2O = 3 C3H5O4K + 4 MnO2 + KOH
B2O + C = B4C3 + CO2 =>
2 B2O + 4 C = B4C3 + CO2
CH3COOH(aq) + O2(g) = CO2(g) + H2O(g) =>
CH3COOH(aq) + 2 O2(g) = 2 CO2(g) + 2 H2O(g)
CaCl2 + AgClO3 = Ca(ClO3)2 + AgCl =>
CaCl2 + 2 AgClO3 = Ca(ClO3)2 + 2 AgCl
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
SOCl2 + KOH = K2SO3 + KCl + H2O =>
SOCl2 + 4 KOH = K2SO3 + 2 KCl + 2 H2O
As + O2 = As2O5 =>
4 As + 5 O2 = 2 As2O5
PbNO3 + BaI = PbI + BaNO3 =>
PbNO3 + BaI = PbI + BaNO3
Pb(OH)4 + NaOH = Na4PbO4 + H2O =>
Pb(OH)4 + 4 NaOH = Na4PbO4 + 4 H2O
Cr + CoCl2 = CrCl3 + Co =>
2 Cr + 3 CoCl2 = 2 CrCl3 + 3 Co
Ca(OH)2 + SO2 = Ca(SO3) + H2O =>
Ca(OH)2 + SO2 = Ca(SO3) + H2O
Na2CO3 + CrCl3 = Na2Cl3 + CrCO3 =>
Na2CO3 + CrCl3 = Na2Cl3 + CrCO3
Ca(ClO2) + H2O = Ca + OH + HClO2 =>
Ca(ClO2) + H2O = Ca + OH + HClO2
CuO + (NH4)2SO4 = CuSO4 + (NH4)2O =>
CuO + (NH4)2SO4 = CuSO4 + (NH4)2O
Sr(NO3)2 + Al = Al2O3 + Sr(NO2)2 =>
3 Sr(NO3)2 + 4 Al = 2 Al2O3 + 3 Sr(NO2)2
Na2[B4O5(OH)4]8H2O + NaOH + H2O2 = Na2[B2(OH)4(O2)2]6H2O + H2O =>
3 Na2[B4O5(OH)4]8H2O + 10 NaOH + 115 H2O2 = 8 Na2[B2(OH)4(O2)2]6H2O + 67 H2O
BCl3 = B + Cl2 =>
2 BCl3 = 2 B + 3 Cl2
Al + KOH = Al(OH)3 + K =>
Al + 3 KOH = Al(OH)3 + 3 K
PbO2 + NaCrO2 + NaOH = Na2PbO2 + Na2CrO4 + H2O =>
3 PbO2 + 2 NaCrO2 + 8 NaOH = 3 Na2PbO2 + 2 Na2CrO4 + 4 H2O
Tl + Br2 = Tl{+} + Br{-} =>
2 Tl + Br2 = 2 Tl{+} + 2 Br{-}
K3[Cr(OH)6] + AlCl3 = Al(OH)3 + KCl + Cr(OH)3 =>
K3[Cr(OH)6] + AlCl3 = Al(OH)3 + 3 KCl + Cr(OH)3
Ag + Pt(NO3)2 = AgNO3 + Pt =>
2 Ag + Pt(NO3)2 = 2 AgNO3 + Pt
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