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Ca + 2 HCl = CaCl2 + H2
[Cu(H2O)5](NO3)2 + NaCl = HCuCl3 + NaNO3 + NaOH + H2O =>
[Cu(H2O)5](NO3)2 + 3 NaCl = HCuCl3 + 2 NaNO3 + NaOH + 4 H2O
PbCO3 + NH4Cl = PbCl2 + (NH4)2CO3 =>
PbCO3 + 2 NH4Cl = PbCl2 + (NH4)2CO3
H2S + O2 = H2O + SO2 =>
2 H2S + 3 O2 = 2 H2O + 2 SO2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
K2Cr2O7 + H2O2 + H2SO4 + (C2H5)2O = Cr(O2)2O((C2H5)2O) + K2SO4 + H2O =>
K2Cr2O7 + 4 H2O2 + H2SO4 + 2(C2H5)2O = 2 Cr(O2)2O((C2H5)2O) + K2SO4 + 5 H2O
Cl + NaBr = NaCl + Br2 =>
2 Cl + 2 NaBr = 2 NaCl + Br2
C2H4(OH)2 + HNO3 = C2H4(NO3)2 + H2O =>
C2H4(OH)2 + 2 HNO3 = C2H4(NO3)2 + 2 H2O
NO2{-} + NH3 = N2 + OH{-} + H2O =>
NO2{-} + NH3 = N2 + OH{-} + H2O
MgS + H2SO4 = MgSO4 + SO2 + H2O =>
MgS + 4 H2SO4 = MgSO4 + 4 SO2 + 4 H2O
Fe(NO3)3 + H2O = Fe2O3 + HNO3 =>
2 Fe(NO3)3 + 3 H2O = Fe2O3 + 6 HNO3
Co2(SO4)3(aq) + KOH(aq) = Co(OH)3(aq) + K2SO4(aq) =>
Co2(SO4)3(aq) + 6 KOH(aq) = 2 Co(OH)3(aq) + 3 K2SO4(aq)
Cu(NO3)2 + K2S = CuS + KNO3 =>
Cu(NO3)2 + K2S = CuS + 2 KNO3
(CH3)3COH + HCl = C4H9Cl + H2O =>
(CH3)3COH + HCl = C4H9Cl + H2O
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 NH3(g) + 2 H2O(l)
Mg + HNO2 = MgNO2 + H2 =>
2 Mg + 2 HNO2 = 2 MgNO2 + H2
Zn(NO3)2(aq) + H2SO4(aq) = ZnSO4(s) + HNO3(aq) =>
Zn(NO3)2(aq) + H2SO4(aq) = ZnSO4(s) + 2 HNO3(aq)
Li(OH) + Cu(NO3)2 = Li(NO3) + Cu(OH)2 =>
2 Li(OH) + Cu(NO3)2 = 2 Li(NO3) + Cu(OH)2
Na + OH + SO2 = Na2SO4 + H2O =>
2 Na + 4 OH + SO2 = Na2SO4 + 2 H2O
CuSO4 + SrNO2 = CuNO2 + SrSO4 =>
CuSO4 + SrNO2 = CuNO2 + SrSO4
BaO(s) = Ba(s) + O2(g) =>
2 BaO(s) = 2 Ba(s) + O2(g)
C2H5COOH + Mg = (C2H5COO)2Mg + H2 =>
2 C2H5COOH + Mg = (C2H5COO)2Mg + H2
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
K3[RhCl6](aq) + K2C2O4(aq) = K3[Rh(C2O4)3] + KCl(aq) =>
K3[RhCl6](aq) + 3 K2C2O4(aq) = K3[Rh(C2O4)3] + 6 KCl(aq)
Na2S2O3 + AgCl = Na3Ag(S2O3)2 + NaCl =>
2 Na2S2O3 + AgCl = Na3Ag(S2O3)2 + NaCl
U{4+} + Br2 + OH{-} = UO2{2+} + Br{-} + H2O =>
U{4+} + Br2 + 4 OH{-} = UO2{2+} + 2 Br{-} + 2 H2O
Cu + CaO = Cu2O + Ca =>
2 Cu + CaO = Cu2O + Ca
BaCl2 + CUSO4 = BaSO4 + CUCl2 =>
BaCl2 + CUSO4 = BaSO4 + CUCl2
FeS2 + O2 = Fe2O3 + Sulfurdioxide =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
KClO4 + MgC2O4 = K2C2O4 + Mg(ClO4)2 =>
2 KClO4 + MgC2O4 = K2C2O4 + Mg(ClO4)2
C8H9NO2 + C8H8O3 + H2O = C10H15N + CO2 =>
17 C8H9NO2 + 9 C8H8O3 + 15 H2O = 17 C10H15N + 38 CO2
ZnCl2 + CH3COOH = Zn(CH3CO2)2 + HCl =>
ZnCl2 + 2 CH3COOH = Zn(CH3CO2)2 + 2 HCl
NaOCl + Na2S2O2 + NaOH = NaCl + Na2SO4 + H2O =>
5 NaOCl + Na2S2O2 + 2 NaOH = 5 NaCl + 2 Na2SO4 + H2O
KNO3 + ZnCl2 = KCl + Zn(NO3)2 =>
2 KNO3 + ZnCl2 = 2 KCl + Zn(NO3)2
Na2S(aq) + ZnSO4(aq) = ZnS(s) + Na2SO4 =>
Na2S(aq) + ZnSO4(aq) = ZnS(s) + Na2SO4
Fe + CaSO4 = Fe2(SO4)2 + Ca =>
2 Fe + 2 CaSO4 = Fe2(SO4)2 + 2 Ca
H{+} + Cr2O72{-} + S = SO2 + Cr2O3 + H2O =>
4 H{+} + 4 Cr2O72{-} + 137 S = 137 SO2 + 4 Cr2O3 + 2 H2O
Li + H2O = Li2O + H2 =>
2 Li + H2O = Li2O + H2
CO3 + AgNO3 = CNO3 + AgO3 =>
CO3 + AgNO3 = CNO3 + AgO3
Cu(NO3)2 + K2S = CuS + K2(NO3)2 =>
Cu(NO3)2 + K2S = CuS + K2(NO3)2
C6H6O2 + H2O2 = CO2 + H2O =>
C6H6O2 + 13 H2O2 = 6 CO2 + 16 H2O
CuO + Al + HCl = AlCl3 + Cu + H2O =>
3 CuO + 2 Al + 6 HCl = 2 AlCl3 + 3 Cu + 3 H2O
Ca(H2PO4)2 + NH4OH = NH4H2PO4 + Ca(OH)2 =>
Ca(H2PO4)2 + 2 NH4OH = 2 NH4H2PO4 + Ca(OH)2
MnCl2*4H2O + NH3C2H4NH3Cl2 = C2H4N2H6MnCl4 + H2O =>
MnCl2*4H2O + NH3C2H4NH3Cl2 = C2H4N2H6MnCl4 + 4 H2O
S2{-} + I2 = I1{-} + S =>
2 S2{-} + I2 = 2 I1{-} + 4 S
(NH4)2Cr2O7 + NaOH = NH3 + H2O + Na2Cr2O7 =>
(NH4)2Cr2O7 + 2 NaOH = 2 NH3 + 2 H2O + Na2Cr2O7
Sr + NaI = Na + SrI2 =>
Sr + 2 NaI = 2 Na + SrI2
NH4NO3 + CH2O = (CH2)6N4 + HNO3 + H2O =>
4 NH4NO3 + 6 CH2O = (CH2)6N4 + 4 HNO3 + 6 H2O
NH3 + Cl2 = NCl3 + HCl =>
NH3 + 3 Cl2 = NCl3 + 3 HCl
KCl + Na3PO4 = K3PO4 + NaCl =>
3 KCl + Na3PO4 = K3PO4 + 3 NaCl
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