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St + 2 HCl = StCl2 + H2
KNO3 + H2CO3 = K2 + CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2 + CO3 + 2 HNO3
NaCl + H2O + SiO2 = HCl + Na2SiO3 =>
2 NaCl + H2O + SiO2 = 2 HCl + Na2SiO3
Na3[Cr(OH)6] + H2SO4 = Cr(OH)3 + Na2SO4 + H2O =>
2 Na3[Cr(OH)6] + 3 H2SO4 = 2 Cr(OH)3 + 3 Na2SO4 + 6 H2O
HOH + Na = NaOH + H =>
HOH + Na = NaOH + H
CH3CH2OH + CH3CHOO = C4H8OO + H2O =>
CH3CH2OH + CH3CHOO = C4H8OO + H2O
Br2 + C2 = C2Br4 =>
2 Br2 + C2 = C2Br4
Zn(NO3)2 + Mg(OH)2 = Zn(OH)2 + Mg(NO3)2 =>
Zn(NO3)2 + Mg(OH)2 = Zn(OH)2 + Mg(NO3)2
Na2SO3 + HI = NaI + H2O + SO2 =>
Na2SO3 + 2 HI = 2 NaI + H2O + SO2
P + O = P4O6 =>
4 P + 6 O = P4O6
Pb(NO3)2 + KI(aq) = PbI2(a) + KNO3(aq) =>
Pb(NO3)2 + 2 KI(aq) = PbI2(a) + 2 KNO3(aq)
BaI2 + H2SO4 = BaSO4 + IH =>
BaI2 + H2SO4 = BaSO4 + 2 IH
FeCl2 + O2 = Cl2 + FeO =>
2 FeCl2 + O2 = 2 Cl2 + 2 FeO
HNO3 + NCl = Cl2 + NO + H2O =>
4 HNO3 + 6 NCl = 3 Cl2 + 10 NO + 2 H2O
P4O10 + H2O = H3O + HP4O11 =>
P4O10 + 2 H2O = H3O + HP4O11
Pb2 + Na2CO3 = Pb(Na2CO3)2 =>
Pb2 + 4 Na2CO3 = 2 Pb(Na2CO3)2
Ca + FeSO4 = CaSO4 + Fe =>
Ca + FeSO4 = CaSO4 + Fe
HI + NiS = H2S + NiI2 =>
2 HI + NiS = H2S + NiI2
Fe + Cu(NO2)2 = Fe(NO2)3 + Cu =>
2 Fe + 3 Cu(NO2)2 = 2 Fe(NO2)3 + 3 Cu
Sr(OH)2SO3 = SrSO4H2O =>
Sr(OH)2SO3 = SrSO4H2O
Zn + HNO3 = Zn(NO3)2 + NNH4NO3 + H2O =>
13 Zn + 32 HNO3 = 13 Zn(NO3)2 + 2 NNH4NO3 + 12 H2O
NH4ClO4 + KNO2 = NH4NO2 + KClO4 =>
NH4ClO4 + KNO2 = NH4NO2 + KClO4
O + P = O5P2 =>
5 O + 2 P = O5P2
Br2 + Ca(OH)2 = CaBr2 + CaBrO3 + H2O =>
5 Br2 + 6 Ca(OH)2 = 4 CaBr2 + 2 CaBrO3 + 6 H2O
Al + HC1 = AlC13 + H2 =>
2 Al + 26 HC1 = 2 AlC13 + 13 H2
Ag + KClO3 = Ag(ClO3)2 + K =>
Ag + 2 KClO3 = Ag(ClO3)2 + 2 K
Ni{2+} + (C4H8N2O2) + NH3 = Ni(C4H7N2O2)2 + NH4{+} =>
Ni{2+} + 2(C4H8N2O2) + 2 NH3 = Ni(C4H7N2O2)2 + 2 NH4{+}
Ba(HCO3)2 + K2CO3 = BaCO3 + KHCO3 =>
Ba(HCO3)2 + K2CO3 = BaCO3 + 2 KHCO3
Al2(SO4)3 + sodiumhydroxide = aluminumhydroxide + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
MnO4 + H2O2 = Mn2H + O2 =>
4 MnO4 + H2O2 = 2 Mn2H + 9 O2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Pb(NO3) + K = Pb2 + KNO3 =>
2 Pb(NO3) + 2 K = Pb2 + 2 KNO3
HI + Na2SO3 = NaI2 + H2O + SO =>
4 HI + Na2SO3 = 2 NaI2 + 2 H2O + SO
NaC2O42 + CaCl2 = NaCl + Ca(C2O42)2 =>
2 NaC2O42 + CaCl2 = 2 NaCl + Ca(C2O42)2
MgCl2 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + NaCl + H2O =>
MgCl2 + Na2HPO4 + NH4OH = Mg(NH4)PO4 + 2 NaCl + H2O
CH3OOH + KOH = CH3CO2K + H2O =>
2 CH3OOH + KOH = CH3CO2K + 3 H2O
Ag + NaClO3 = AgCl + NaO3 =>
Ag + NaClO3 = AgCl + NaO3
Na2SiO3 + Ca(OH)2 = CaSiO3 + NaOH =>
Na2SiO3 + Ca(OH)2 = CaSiO3 + 2 NaOH
AlCl3(s) + H2O(l) = Al(OH)3(s) + HCl(ac) =>
AlCl3(s) + 3 H2O(l) = Al(OH)3(s) + 3 HCl(ac)
SbOCl + Au = O2 + AuSbCl =>
2 SbOCl + 2 Au = O2 + 2 AuSbCl
Ca3(PO4)2 + Ca(IO3)2 = Ca3(IO3)2 + Ca(PO4)2 =>
Ca3(PO4)2 + Ca(IO3)2 = Ca3(IO3)2 + Ca(PO4)2
Na[Fe(EDTA)] = Fe + NaEDTA =>
Na[Fe(EDTA)] = Fe + NaEDTA
Sn(SO3)2 = SnO2 + SO2 =>
Sn(SO3)2 = SnO2 + 2 SO2
H{+} + Fe = H2 + Fe{2+} =>
2 H{+} + Fe = H2 + Fe{2+}
Cu + HPO4 = Cu3PO4 + H2 =>
6 Cu + 2 HPO4 = 2 Cu3PO4 + H2
C6H12Cl2 = C6H11ClHCl =>
C6H12Cl2 = C6H11ClHCl
Ba(OH)2 + AlI3 = Al(OH)3 + BaI2 =>
3 Ba(OH)2 + 2 AlI3 = 2 Al(OH)3 + 3 BaI2
HNO3 + NH4OH = HOH + NH4HNO3 =>
7 HNO3 + 9 NH4OH = 6 HOH + 8 NH4HNO3
CaOH2O = Ca(OH)2 = HidróxidodeCálcio =>
CaOH2O = Ca(OH)2
ON2H4 + O2 = NO2 + H2O =>
2 ON2H4 + 5 O2 = 4 NO2 + 4 H2O
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