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4 FeS2 + 4 H2O = 4 Fe{2+} + SO4{2-} + H{+} + 7 HS{-}
K2CrO4 + Na2SO3 + H2SO4 = KHSO4 + Na2SO4 + CrSO4 + H2O =>
K2CrO4 + 2 Na2SO3 + 3 H2SO4 = 2 KHSO4 + 2 Na2SO4 + CrSO4 + 2 H2O
KHSO3 + H2SO4 = K2SO4 + SO2 + H2O =>
2 KHSO3 + H2SO4 = K2SO4 + 2 SO2 + 2 H2O
NaCr2O7 + FeSO4 + HCl = NaCl + Cl3Cr + Fe2(SO4)3 + FeCl3 + H2O =>
3 NaCr2O7 + 21 FeSO4 + 42 HCl = 3 NaCl + 6 Cl3Cr + 7 Fe2(SO4)3 + 7 FeCl3 + 21 H2O
PbCrO4 + KI + HCI = PbCI2 + CrI3 + KCI + I2 + H2O =>
2 PbCrO4 + 14 KI + 16 HCI = 2 PbCI2 + 2 CrI3 + 14 KCI + 3 I2 + 8 H2O
F2 + H2O = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
Cr{+3} + OH{-} + ClO3{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr{+3} + 10 OH{-} + ClO3{-} = 2 CrO4{-2} + Cl{-} + 5 H2O
KCl(aq) + Ag2SO4(aq) = AgCl(s) + K2SO4(aq) =>
2 KCl(aq) + Ag2SO4(aq) = 2 AgCl(s) + K2SO4(aq)
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
KCl + AgNO3{-}1 = KNO3{-}1 + AgCl =>
KCl + AgNO3{-}1 = KNO3{-}1 + AgCl
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe + HO = H + FeO =>
Fe + HO = H + FeO
HClO4 + Cr(OH)2 = Cr(OH)ClO4 + H2O =>
HClO4 + Cr(OH)2 = Cr(OH)ClO4 + H2O
CO2 + H2O = C4H2O + O2 =>
4 CO2 + H2O = C4H2O + 4 O2
CuBr2 + Na2SO4 = CuSO4 + Na2Br2 =>
CuBr2 + Na2SO4 = CuSO4 + Na2Br2
ClO2 + H2O = HCl + ClO3 =>
7 ClO2 + H2O = 2 HCl + 5 ClO3
CH10(g) + O2(g) = CO2(g) + H2O(l) =>
2 CH10(g) + 7 O2(g) = 2 CO2(g) + 10 H2O(l)
C6H12O6 = C5H10O2 + CO2 + H2 =>
4 C6H12O6 = 3 C5H10O2 + 9 CO2 + 9 H2
BaN2O4 = BaO + O2 + NO =>
2 BaN2O4 = 2 BaO + O2 + 4 NO
Fe(s) + O2 = Fe2O2(s) =>
2 Fe(s) + O2 = Fe2O2(s)
BaC6H6O6 + H2O = BaC6H7O6 + OH =>
BaC6H6O6 + H2O = BaC6H7O6 + OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
Li2S + P2S5 + LiCl = Li6PS5Cl =>
5 Li2S + P2S5 + 2 LiCl = 2 Li6PS5Cl
CaBr2 + K2(CO)3 = Ca(CO)3 + KBr =>
CaBr2 + K2(CO)3 = Ca(CO)3 + 2 KBr
H2 + S = H2S =>
H2 + S = H2S
POCl3 + NaNO2 = NOCl + NaCl + NaPO3 =>
POCl3 + 2 NaNO2 = 2 NOCl + NaCl + NaPO3
H2SO4 + Cu = CuSO4 + H2O + SO2 =>
2 H2SO4 + Cu = CuSO4 + 2 H2O + SO2
N2(g) + MnO4(aq) = NO3(aq) + MnO2(s) =>
N2(g) + 3 MnO4(aq) = 2 NO3(aq) + 3 MnO2(s)
HNO3 + NH3 = (NH4)(NO3) =>
HNO3 + NH3 = (NH4)(NO3)
MnO2 + HCl(aq) = MnCl2(aq) + H2O + Cl2 =>
MnO2 + 4 HCl(aq) = MnCl2(aq) + 2 H2O + Cl2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Cr3O + C2 = Cr + CO2 =>
4 Cr3O + C2 = 12 Cr + 2 CO2
CH3COOH + CaCO3 = H2O + Ca(CH3COO)2 + CO2 =>
2 CH3COOH + CaCO3 = H2O + Ca(CH3COO)2 + CO2
C2H6O + Cr2O7{-2} + H{+} = C2H4O + Cr{+2} + H2O =>
4 C2H6O + Cr2O7{-2} + 6 H{+} = 4 C2H4O + 2 Cr{+2} + 7 H2O
NO3 + PbCl2 + HCl = PbCl4 + NO + H2O =>
NO3 + 2 PbCl2 + 4 HCl = 2 PbCl4 + NO + 2 H2O
Mg + CaO = MgO + Ca =>
Mg + CaO = MgO + Ca
HCO2H + H2O = H3O + COOH =>
HCO2H + H2O = H3O + COOH
CsNO3 + Cr(C2H3O2)3 = Cr(NO3)3 + CsC2H3O2 =>
3 CsNO3 + Cr(C2H3O2)3 = Cr(NO3)3 + 3 CsC2H3O2
CH4 + O2 = CO2 + H2O = CO2 + H2O + kcal =>
CH4 + 2 O2 = CO2 + 2 H2O
KMo4 + Pb2{+} = K{+} + PbMo2 =>
KMo4 + Pb2{+} = K{+} + 2 PbMo2
H2O2 + Na2S = SO4Na2 + H2O =>
4 H2O2 + Na2S = SO4Na2 + 4 H2O
C3H6 + O2 = C2O3 + H2O =>
4 C3H6 + 15 O2 = 6 C2O3 + 12 H2O
Pt + HCl + HNO3 = H2O + H2PtCl4 + NO2 =>
Pt + 4 HCl + 2 HNO3 = 2 H2O + H2PtCl4 + 2 NO2
Hg2 + O2 = Hg2O2 =>
Hg2 + O2 = Hg2O2
C8H18O + C2H4O2 = C12H24O2 + H2O =>
5 C8H18O + 4 C2H4O2 = 4 C12H24O2 + 5 H2O
P2O5 + H2O = PO(OH)3 =>
P2O5 + 3 H2O = 2 PO(OH)3
K2Cr2O7 + H2O + (NH4)2S = S + Cr(OH)3 + KOH + NH4OH =>
K2Cr2O7 + 7 H2O + 3(NH4)2S = 3 S + 2 Cr(OH)3 + 2 KOH + 6 NH4OH
FeOH + HCO3 = Fe(CO3) + H2O =>
FeOH + HCO3 = Fe(CO3) + H2O
CoCl2 + NH4SCN + H2O = [Co(NCS)4(OH2)2]{2-} + NH4{+} + Cl{-} =>
CoCl2 + 4 NH4SCN + 2 H2O = [Co(NCS)4(OH2)2]{2-} + 4 NH4{+} + 2 Cl{-}
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