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4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
CoZnO2 + HCl = Co{2+} + Zn{2+} + H2O + Cl{-} =>
CoZnO2 + 4 HCl = Co{2+} + Zn{2+} + 2 H2O + 4 Cl{-}
H2Cr2O7 + Co(OH)3 = Co2(Cr2O7)3 + H2O =>
3 H2Cr2O7 + 2 Co(OH)3 = Co2(Cr2O7)3 + 6 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Ca + HCl = CaCl2 + H =>
Ca + 2 HCl = CaCl2 + 2 H
MnO4{-} + H{+} + Fe{2+} = H2O + Fe{3+} + Mn{2+} =>
MnO4{-} + 8 H{+} + 5 Fe{2+} = 4 H2O + 5 Fe{3+} + Mn{2+}
Al + CuF2 = AlF3 + Cu =>
2 Al + 3 CuF2 = 2 AlF3 + 3 Cu
NaNbO3 + Na2O2 = Na3NbO8 + Na2O =>
NaNbO3 + 4 Na2O2 = Na3NbO8 + 3 Na2O
P4O5 + Br2 = P2Br4 + P4O10 =>
2 P4O5 + 4 Br2 = 2 P2Br4 + P4O10
K(OH) + HClO4 = K7Cl + H2O + O2 =>
14 K(OH) + 2 HClO4 = 2 K7Cl + 8 H2O + 7 O2
Br2O5 + CO = Br2 + CO2 =>
Br2O5 + 5 CO = Br2 + 5 CO2
Al + C2H5OH = (C2H5O)3Al + H2 =>
2 Al + 6 C2H5OH = 2(C2H5O)3Al + 3 H2
H2SO4 + Zn(OH)2 = ZnSO4 + H2O =>
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
NH3 + HCl = NH4Cl = =>
NH3 + HCl = NH4Cl
Ag(NO3) + K(CrO4) = Ag(CrO4) + K(NO3) =>
Ag(NO3) + K(CrO4) = Ag(CrO4) + K(NO3)
Zn + Hg(NO3)2 = HgZn(NO3)2 =>
Zn + Hg(NO3)2 = HgZn(NO3)2
C3H6 + HBr = C3H5Br2 + H2 =>
2 C3H6 + 4 HBr = 2 C3H5Br2 + 3 H2
C7H6O3 + NaOH = C7H5NaO3 + H2O =>
C7H6O3 + NaOH = C7H5NaO3 + H2O
Cu(s) + HCl(ac) = H2(g) + CuCl2(ac) =>
Cu(s) + 2 HCl(ac) = H2(g) + CuCl2(ac)
CH3CHO + Cu{2+} + OH{-} = CH3COO{-} + Cu2O + H2O =>
CH3CHO + 2 Cu{2+} + 5 OH{-} = CH3COO{-} + Cu2O + 3 H2O
C4H6 + CuCl = C4H5Cu + HCl =>
C4H6 + CuCl = C4H5Cu + HCl
Na2CO3 + MgCl2 = NaCl + MgCO3 = NaCl + MgCO3 + H2SO4 =>
Na2CO3 + MgCl2 = 2 NaCl + MgCO3
Cu2{+} + Sn = Cu + Sn4{+} =>
Cu2{+} + 4 Sn = 2 Cu + Sn4{+}
(CH3)HSO4 + O2 = CO2 + H2O + H2SO4 =>
2(CH3)HSO4 + 3 O2 = 2 CO2 + 2 H2O + 2 H2SO4
Pb(NO3)2 + CoSO4 = Pb(SO4)2 + Co(NO3) =>
Pb(NO3)2 + 2 CoSO4 = Pb(SO4)2 + 2 Co(NO3)
CCl4 + C10H8 = CCl + CH =>
2 CCl4 + 3 C10H8 = 8 CCl + 24 CH
S1 + H2 = H2S =>
S1 + H2 = H2S
KHSO4 + NH3OH = H2O + KOH + (NH3)2SO4 =>
KHSO4 + 2 NH3OH = H2O + KOH + (NH3)2SO4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe(ClO3)3 + Ca = Ca(ClO3)3 + Fe =>
Fe(ClO3)3 + Ca = Ca(ClO3)3 + Fe
C6H5N + O2 = H2O + CO2 + NO =>
4 C6H5N + 31 O2 = 10 H2O + 24 CO2 + 4 NO
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + C6H8O7(aq) = NaC6H7O7(aq) + CO2(g) + H2O(l)
Fe(s) + CO2(g) = Fe2O3(s) + CO =>
2 Fe(s) + 3 CO2(g) = Fe2O3(s) + 3 CO
Mn(NO3)3 + NH3 + H2O = Mn(OH)3 + NH4NO3 =>
Mn(NO3)3 + 3 NH3 + 3 H2O = Mn(OH)3 + 3 NH4NO3
KNO3 + S = SO2 + K2O + N3O =>
12 KNO3 + 13 S = 13 SO2 + 6 K2O + 4 N3O
HOC2H4OH + HO2CC6H4CO2H = HOC2H4O2CC6H4CO2H + H2O =>
HOC2H4OH + HO2CC6H4CO2H = HOC2H4O2CC6H4CO2H + H2O
Al2O3 + C = Al + CO3 =>
Al2O3 + C = 2 Al + CO3
Sr(OH)2 + Al + H2O = SrAl(OH)5 + H2 =>
2 Sr(OH)2 + 2 Al + 6 H2O = 2 SrAl(OH)5 + 3 H2
Zn + H3SO4 = ZnSO4 + H2 =>
2 Zn + 2 H3SO4 = 2 ZnSO4 + 3 H2
C2H3OF + O2 = CO + H2O + HF =>
C2H3OF + O2 = 2 CO + H2O + HF
Mg + N4SO4 = MgSO4 + N2 =>
Mg + N4SO4 = MgSO4 + 2 N2
HBr + CaSO3 = CaBr2 + H2SO3 =>
2 HBr + CaSO3 = CaBr2 + H2SO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
SnCl2 + KNO3 + HCl = SnCl4 + N2O + KCl + H2O =>
4 SnCl2 + 2 KNO3 + 10 HCl = 4 SnCl4 + N2O + 2 KCl + 5 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
H3VO4 + H2S = (H3S)3VO4 =>
H3VO4 + 3 H2S = (H3S)3VO4
KL + AgNO3 = KLNO3 + Ag =>
KL + AgNO3 = KLNO3 + Ag
Pb(NO3)2 + H2SO4 = HNO3 + PbSO4 =>
Pb(NO3)2 + H2SO4 = 2 HNO3 + PbSO4
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