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2 S2O3{2-} + 4 H2O2 = S3O6{2-} + SO4{2-} + 4 H2O
Na2S2O3 + Na2CrO4 + H2O = Cr(OH)3 + NaOH + Na2SO4 =>
3 Na2S2O3 + 8 Na2CrO4 + 17 H2O = 8 Cr(OH)3 + 10 NaOH + 6 Na2SO4
N2(g) + O2(g) + H2O(g) = HNO3(g) =>
2 N2(g) + 5 O2(g) + 2 H2O(g) = 4 HNO3(g)
MgSO4H2O = MgSO4 + H2O =>
MgSO4H2O = MgSO4 + H2O
Ni + V = Ni90V10 =>
90 Ni + 10 V = Ni90V10
HCHO2 + Ca(OH)2 = H2O + Ca(CHO2)2 =>
2 HCHO2 + Ca(OH)2 = 2 H2O + Ca(CHO2)2
(NH4)2 + Cr2O7 = CrO3 + N2 + H2O =>
(NH4)2 + 4 Cr2O7 = 8 CrO3 + N2 + 4 H2O
H{+} + Fe{2+} + MnO4{-} = Fe{3+} + Mn{2+} + OH{-} =>
4 H{+} + 5 Fe{2+} + MnO4{-} = 5 Fe{3+} + Mn{2+} + 4 OH{-}
PoO2 + H2O = Po(OH)4 =>
PoO2 + 2 H2O = Po(OH)4
Ti + O2 + H2O = Ti(OH) =>
4 Ti + O2 + 2 H2O = 4 Ti(OH)
Fe(s) + H3PO4(aq) = Fe3(PO4)2(aq) + H2(g) =>
3 Fe(s) + 2 H3PO4(aq) = Fe3(PO4)2(aq) + 3 H2(g)
Ag + P4 = Ag3P4 =>
3 Ag + P4 = Ag3P4
Ba(NO3)2 + SO4 = Ba(SO4)2 + NO3 =>
Ba(NO3)2 + 2 SO4 = Ba(SO4)2 + 2 NO3
NH4OH + CH3COOH = (NH4)CH3COO + H2O =>
NH4OH + CH3COOH = (NH4)CH3COO + H2O
BaC2O4 + CH3COOH = H2C2O4 + Ba(CH3COO)2 =>
BaC2O4 + 2 CH3COOH = H2C2O4 + Ba(CH3COO)2
Mg(s) + HBr = MgBr2(s) + H2(g) =>
Mg(s) + 2 HBr = MgBr2(s) + H2(g)
H2S(g) + Fe(OH)3 = Fe2S3(s) + H2O(g) =>
3 H2S(g) + 2 Fe(OH)3 = Fe2S3(s) + 6 H2O(g)
AgBr + GaP = Ag3P + GaBr3 =>
3 AgBr + GaP = Ag3P + GaBr3
HI + ICl = I2 + HCl =>
HI + ICl = I2 + HCl
Ga(s) + HCl(aq) = GaCl3(aq) + H2(g) =>
2 Ga(s) + 6 HCl(aq) = 2 GaCl3(aq) + 3 H2(g)
Bi(NO3)3 + Na2CO3 + H2O = Bi(CO3)(OH) + NaNO3 + CO2 =>
2 Bi(NO3)3 + 3 Na2CO3 + H2O = 2 Bi(CO3)(OH) + 6 NaNO3 + CO2
C5H10 + H2SO4 = CO2 + SO2 + H2O =>
C5H10 + 15 H2SO4 = 5 CO2 + 15 SO2 + 20 H2O
Pt + Cl2 = PtCl2 =>
Pt + Cl2 = PtCl2
NH4Br + Ca(NO3)2 = CaBr2 + NH4NO3 =>
2 NH4Br + Ca(NO3)2 = CaBr2 + 2 NH4NO3
K2MnO4 + H2SO4 + K2C2O4 = K2SO4 + MnSO4 + H2O + CO2 =>
K2MnO4 + 4 H2SO4 + 2 K2C2O4 = 3 K2SO4 + MnSO4 + 4 H2O + 4 CO2
Na(s) + AgNO3(aq) = Ag(s) + NaNO3 =>
Na(s) + AgNO3(aq) = Ag(s) + NaNO3
Pb(NO3)2 + K2I2 = PbI2 + KNO3 =>
Pb(NO3)2 + K2I2 = PbI2 + 2 KNO3
Zn + Ag3PO4 = ZnPO4 + Ag =>
Zn + Ag3PO4 = ZnPO4 + 3 Ag
NH4OH(aq) + HCl = NH4Cl + H2O =>
NH4OH(aq) + HCl = NH4Cl + H2O
Na2SO4 + Ag(NO3) = Na(NO3) + Ag2(SO4) =>
Na2SO4 + 2 Ag(NO3) = 2 Na(NO3) + Ag2(SO4)
KNO3 + NH4CI = KCI + NH4NO3 =>
KNO3 + NH4CI = KCI + NH4NO3
Cr2O3(s) + Al(l) = Cr(l) + Al2O3(l) =>
Cr2O3(s) + 2 Al(l) = 2 Cr(l) + Al2O3(l)
Mo + C = Mo2C =>
2 Mo + C = Mo2C
Ba(s) + H2(g) = BaH2 =>
Ba(s) + H2(g) = BaH2
CaF2 = Ca + F =>
CaF2 = Ca + 2 F
BeCO3 + H3PO4 = Be3(PO4)2 + H2O + CO2 =>
3 BeCO3 + 2 H3PO4 = Be3(PO4)2 + 3 H2O + 3 CO2
CH2BrCOOH + NH3 = CH2NH2COOH + NH4Br =>
CH2BrCOOH + 2 NH3 = CH2NH2COOH + NH4Br
CaCO3 + (NH4)2C2O4 = CaC2O4 + (NH4)2CO3 =>
CaCO3 + (NH4)2C2O4 = CaC2O4 + (NH4)2CO3
C12H22O11 + Cu(OH)2 = C12H22O12 + Cu2O + H2O =>
C12H22O11 + 2 Cu(OH)2 = C12H22O12 + Cu2O + 2 H2O
Co(NO3)2 + NaCl = CoCl2 + NaNO3 =>
Co(NO3)2 + 2 NaCl = CoCl2 + 2 NaNO3
Cu + HNO3(concentrado) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(concentrado) = Cu(NO3)2 + 2 H2O + 2 NO2
C2H3Cl + NaOH = CH3CHO + NaCl =>
C2H3Cl + NaOH = CH3CHO + NaCl
Na4[Fe(CN)6] + FeCl3 = Fe4[Fe(CN)6]3 + NaCl =>
3 Na4[Fe(CN)6] + 4 FeCl3 = Fe4[Fe(CN)6]3 + 12 NaCl
U + Cl2 = UCl6 =>
U + 3 Cl2 = UCl6
Pb(CH3COOH)2 + KI = K(CH3COOH) + PbI2 =>
Pb(CH3COOH)2 + 2 KI = 2 K(CH3COOH) + PbI2
CaF2(s) + H2SO4(aq) = HF(g) + CaSO4(aq) =>
CaF2(s) + H2SO4(aq) = 2 HF(g) + CaSO4(aq)
Fe + LiCl = Li + FeCl2 =>
Fe + 2 LiCl = 2 Li + FeCl2
C6H4(CH3)2 + K2Cr2O7 + H2SO4 = C6H4(COOH)2 + K2SO4 + Cr2(SO4)3 + H2O =>
C6H4(CH3)2 + 2 K2Cr2O7 + 8 H2SO4 = C6H4(COOH)2 + 2 K2SO4 + 2 Cr2(SO4)3 + 10 H2O
Te2 + O2 = TeO2 =>
Te2 + 2 O2 = 2 TeO2
KOH + Mn + O2 = KMnO4 + H2O =>
4 KOH + 4 Mn + 7 O2 = 4 KMnO4 + 2 H2O
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