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2 HI + Cu2CO3 = 2 CuI + CO2 + H2O
(NH4)2SO4(aq) + SrCl2(aq) = NH4Cl2 + Sr2SO4 =>
(NH4)2SO4(aq) + 2 SrCl2(aq) = 2 NH4Cl2 + Sr2SO4
C6H8O7 + CHNaO3 = Na3C6H5O7 + CO2 + H2O =>
C6H8O7 + 3 CHNaO3 = Na3C6H5O7 + 3 CO2 + 3 H2O
CH3COOH + Ba(OH)2 = Ba + CH3COO + H2O =>
2 CH3COOH + Ba(OH)2 = Ba + 2 CH3COO + 2 H2O
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
NaAsO2 + I2 + Na2CO3 + H2O = NaH2AsO4 + NaI + CO2 =>
NaAsO2 + I2 + Na2CO3 + H2O = NaH2AsO4 + 2 NaI + CO2
AsO6 + C = As + CO =>
AsO6 + 6 C = As + 6 CO
Fe(C2H3O2)3 + Na3PO4 = NaC2H3O2 + FePO4 =>
Fe(C2H3O2)3 + Na3PO4 = 3 NaC2H3O2 + FePO4
S + Ar + Ca + Sm = SArCaSm =>
S + Ar + Ca + Sm = SArCaSm
Al + V2O5 = V + Al2O3 =>
10 Al + 3 V2O5 = 6 V + 5 Al2O3
C12 + KI = KC1 + I2 =>
C12 + 12 KI = 12 KC1 + 6 I2
FeS + O + H2O = Fe2O3 + H2SO4 =>
2 FeS + 9 O + 2 H2O = Fe2O3 + 2 H2SO4
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨ =>
Mg(OH)2 + NaOH = Mg(OH)3{-} + Na{+}¨
KOH + NH4Cl = KCl + NH4OH =>
KOH + NH4Cl = KCl + NH4OH
Zn + HNO3 + NaOH = NH3 + Zn(OH)2 + NaNO3 =>
4 Zn + 6 HNO3 + 5 NaOH = NH3 + 4 Zn(OH)2 + 5 NaNO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
PBr3 + F2 = PF3 + Br2 =>
2 PBr3 + 3 F2 = 2 PF3 + 3 Br2
MnS + PbO2 + HNO3 = PbS + Pb(NO3)2 + HMnO4 + H2O =>
2 MnS + 5 PbO2 + 6 HNO3 = 2 PbS + 3 Pb(NO3)2 + 2 HMnO4 + 2 H2O
N = N02 =>
2 N = N02
(NH4)3P + BaCl2 = NH4Cl + Ba3P2 =>
2(NH4)3P + 3 BaCl2 = 6 NH4Cl + Ba3P2
CrF3 = Cr + F =>
CrF3 = Cr + 3 F
Pb(OH)2 + Fe(ClO3)2 = Pb(ClO3)2 + Fe(OH)2 =>
Pb(OH)2 + Fe(ClO3)2 = Pb(ClO3)2 + Fe(OH)2
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
S8 + AgF = SF4 + Ag =>
S8 + 32 AgF = 8 SF4 + 32 Ag
Co + HCO3 = CoHCO3 =>
Co + HCO3 = CoHCO3
Mn3O4 + HNO3 = MnO2 + NO2 + H2O =>
Mn3O4 + 4 HNO3 = 3 MnO2 + 4 NO2 + 2 H2O
Al(NO3)3 + AgNO3 = AgAl(NO3)4 =>
Al(NO3)3 + AgNO3 = AgAl(NO3)4
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
ZnSO4 + Li3(PO4) = Zn3(PO4)2 + Li2(SO4) =>
3 ZnSO4 + 2 Li3(PO4) = Zn3(PO4)2 + 3 Li2(SO4)
Cl{2+} + KBr = Br{2+} + KCl =>
Cl{2+} + KBr = Br{2+} + KCl
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
P + SO2 = P4O10 + S =>
4 P + 5 SO2 = P4O10 + 5 S
H3K + NaOH = NaH2K + H2O =>
H3K + NaOH = NaH2K + H2O
HI(aq) + Li2S(aq) = H2S(g) + LiI(aq) =>
2 HI(aq) + Li2S(aq) = H2S(g) + 2 LiI(aq)
C2H4(OH2) + O2 = CO2 + H2O =>
C2H4(OH2) + 3 O2 = 2 CO2 + 3 H2O
CuSO4(H2O) + NaOH = CuO + Na2SO4 + H2O =>
CuSO4(H2O) + 2 NaOH = CuO + Na2SO4 + 2 H2O
Ca + Al2(SO4)3 + NaOH + OH = Ca2Al(OH)6 + Na(SO4) =>
4 Ca + Al2(SO4)3 + 3 NaOH + 9 OH = 2 Ca2Al(OH)6 + 3 Na(SO4)
MgS + CaO = MgO + CaS =>
MgS + CaO = MgO + CaS
Cu(OH)2 + O2 + H2O = Cu(OH)3 =>
4 Cu(OH)2 + O2 + 2 H2O = 4 Cu(OH)3
HNO2 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HNO3 + H2O =>
5 HNO2 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 HNO3 + 3 H2O
CCl4 + H2 = CH4 + Cl2 =>
CCl4 + 2 H2 = CH4 + 2 Cl2
Fe(OH)2 + Br2 + NaOH = NaBr + Na3[Fe(OH)6] =>
2 Fe(OH)2 + Br2 + 8 NaOH = 2 NaBr + 2 Na3[Fe(OH)6]
CH3OH + Na2CrO4 + H2SO4 = HCOOH + Cr2(S4)3 + Na2SO4 + H2O =>
21 CH3OH + 2 Na2CrO4 + 14 H2SO4 = 21 HCOOH + Cr2(S4)3 + 2 Na2SO4 + 35 H2O
AlCl3 + Na2CO3 = Al2(CO3)3 + NaCl =>
2 AlCl3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaCl
NaAlSi3O8 + H2SO4 = Na2SO4 + Al2(SO4)3 + SiO2 + H2O =>
2 NaAlSi3O8 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 6 SiO2 + 4 H2O
N2H6SO4 + CaCl2 = N2H6Cl2 + CaSO4 =>
N2H6SO4 + CaCl2 = N2H6Cl2 + CaSO4
MnO2(c) + HCl(aq) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(c) + 4 HCl(aq) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
F2 + CsBr = Br2 + CsF =>
F2 + 2 CsBr = Br2 + 2 CsF
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
C8H6O4 = C8H4O3 + H2O =>
C8H6O4 = C8H4O3 + H2O
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