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K2S = 2 K(s) + S(s)
PCl5 + Ca(OH)2 = CaHPO4 + CaCl2 + H2O =>
2 PCl5 + 7 Ca(OH)2 = 2 CaHPO4 + 5 CaCl2 + 6 H2O
Al(s) + S8(s) = Al2S3(s) =>
16 Al(s) + 3 S8(s) = 8 Al2S3(s)
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cr(NO3)3 + H2O = Cr(OH)3 + HNO3 =>
Cr(NO3)3 + 3 H2O = Cr(OH)3 + 3 HNO3
Na2SO3(aq) + S8(s) = Na2S2O3(aq) =>
8 Na2SO3(aq) + S8(s) = 8 Na2S2O3(aq)
CdBr2 + Na2S = CdS + NaBr =>
CdBr2 + Na2S = CdS + 2 NaBr
HCl + Ga(OH)2 = GaCl2 + H2O =>
2 HCl + Ga(OH)2 = GaCl2 + 2 H2O
(NH4)2(CO3)(aq) + CuF(aq) = Cu2(CO3) + N(g) + F(g) + H(g) =>
(NH4)2(CO3)(aq) + 2 CuF(aq) = Cu2(CO3) + 2 N(g) + 2 F(g) + 8 H(g)
C6H12Br2 + Na = NaBr + C6H12 =>
C6H12Br2 + 2 Na = 2 NaBr + C6H12
C2H2 + NaH = Na2C2 + H2 =>
C2H2 + 2 NaH = Na2C2 + 2 H2
Al(OCH3)3 + NaOH + H2O = AlNaO2 + CH3OH =>
Al(OCH3)3 + NaOH + H2O = AlNaO2 + 3 CH3OH
K2S + PbO = K2O + PbS =>
K2S + PbO = K2O + PbS
C227H355N77O70S8 + O2 = CO2 + H2O + NO3 + SO4 =>
4 C227H355N77O70S8 + 1649 O2 = 908 CO2 + 710 H2O + 308 NO3 + 32 SO4
Cr2O7{2-} + H{+} + Sn = Cr + Sn{2+} + H2O =>
Cr2O7{2-} + 14 H{+} + 6 Sn = 2 Cr + 6 Sn{2+} + 7 H2O
KClO4 + Zn + HNO3 = KCl + Zn(NO3)2 + H2O =>
KClO4 + 4 Zn + 8 HNO3 = KCl + 4 Zn(NO3)2 + 4 H2O
Al(OH)3 + NaHCO3 = NaOH + Al(HCO3)3 =>
Al(OH)3 + 3 NaHCO3 = 3 NaOH + Al(HCO3)3
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
HClO2 + Fe2(SO4)3 = H2SO4 + Fe(ClO2)3 =>
6 HClO2 + Fe2(SO4)3 = 3 H2SO4 + 2 Fe(ClO2)3
CO(NO3)2 + NaOH = CO(OH)2 + NaNO3 =>
CO(NO3)2 + 2 NaOH = CO(OH)2 + 2 NaNO3
FeCl2 + (NH4)2S = FeS + (NH4)2 + Cl =>
FeCl2 + (NH4)2S = FeS + (NH4)2 + 2 Cl
Ba(NO3)2 + FrOH = FrNO3 + Ba(OH)2 =>
Ba(NO3)2 + 2 FrOH = 2 FrNO3 + Ba(OH)2
Mo2O3 + NaOH = NaMoO2 + H2O =>
Mo2O3 + 2 NaOH = 2 NaMoO2 + H2O
Zn(OH)2 + BaCl2 = ZnCl2 + Ba(OH)2 =>
Zn(OH)2 + BaCl2 = ZnCl2 + Ba(OH)2
CuSO4 + Na2S = Cu2S + Na2(SO4)2 =>
2 CuSO4 + Na2S = Cu2S + Na2(SO4)2
BaCl2 + Al2(SO4)3 = BaCl2Al2(SO4)3 =>
BaCl2 + Al2(SO4)3 = BaCl2Al2(SO4)3
C10H8 + NH4HCO3 + CH3OH = C16H14N2O + H2O =>
7 C10H8 + 12 NH4HCO3 + 14 CH3OH = 6 C16H14N2O + 44 H2O
Ba(OH)2 + K2CO3 = BaCO3 + KOH =>
Ba(OH)2 + K2CO3 = BaCO3 + 2 KOH
KCl(aq) + Pb(C2H3O2)2(aq) = KC2H3O2(aq) + PbCl2(s) =>
2 KCl(aq) + Pb(C2H3O2)2(aq) = 2 KC2H3O2(aq) + PbCl2(s)
H2S + NaHCO3 = H2 + ONa2 + SO4 + CO2 =>
H2S + 8 NaHCO3 = 5 H2 + 4 ONa2 + SO4 + 8 CO2
N2O5 + Cu(OH)2 = N(OH)5 + CuO =>
N2O5 + 5 Cu(OH)2 = 2 N(OH)5 + 5 CuO
Zn + H2CO3 = H2 + ZnCO3 =>
Zn + H2CO3 = H2 + ZnCO3
Tm2O3 + Co2O3 = TmCoO3 =>
Tm2O3 + Co2O3 = 2 TmCoO3
N2O5 + Cu(OH)2 = N(OH)5 + CuO =>
N2O5 + 5 Cu(OH)2 = 2 N(OH)5 + 5 CuO
KCl + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
6 KCl + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 Cl2 + 4 K2SO4 + 7 H2O
FeCl3 + KI = FeCl2 + I2 + KCl =>
2 FeCl3 + 2 KI = 2 FeCl2 + I2 + 2 KCl
C2H6O(v) + O2 = CO2(g) + H2O(v) =>
C2H6O(v) + 3 O2 = 2 CO2(g) + 3 H2O(v)
Ni(NO3)2 + Ca(OH)2 = Ca(NO3)2 + Ni(OH)2 =>
Ni(NO3)2 + Ca(OH)2 = Ca(NO3)2 + Ni(OH)2
BaCl2 + K2(CO)3 = Ba(CO)3 + KCl =>
BaCl2 + K2(CO)3 = Ba(CO)3 + 2 KCl
CH + OH = COOH + HOH =>
CH + 4 OH = COOH + 2 HOH
Zn(OH)2 + Na2O = ZnO + NaOH =>
Zn(OH)2 + Na2O = ZnO + 2 NaOH
Fe + CuCl = FeCl2 + Cu =>
Fe + 2 CuCl = FeCl2 + 2 Cu
ZnS + Cu(OH)2 = CuS + Zn(OH)2 =>
ZnS + Cu(OH)2 = CuS + Zn(OH)2
K2CO3 + HF = KHF2 + CO2 + H2O =>
K2CO3 + 4 HF = 2 KHF2 + CO2 + H2O
NaOH + AlCl3 = H2O + NaAlO2 + NaCl =>
4 NaOH + AlCl3 = 2 H2O + NaAlO2 + 3 NaCl
Na2SO4CaCl2 = CaSO4 + NaCl =>
Na2SO4CaCl2 = CaSO4 + 2 NaCl
FeS + H2O = Fe + SO + H2 =>
FeS + H2O = Fe + SO + H2
Li3N + HCl = LiCl + NH4Cl =>
Li3N + 4 HCl = 3 LiCl + NH4Cl
NaOH + H2O = H2 + NaO2 =>
2 NaOH + 2 H2O = 3 H2 + 2 NaO2
H3Po4 + LiOH = H2 + LiPo4 + OH =>
2 H3Po4 + 2 LiOH = 3 H2 + 2 LiPo4 + 2 OH
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