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4 K2CrO7 + 3 C2H5OH + 20 HCl = 4 CrCl3 + 6 CO2 + 8 KCl + 19 H2O
Fe + HClO4 = Fe(ClO4)3 + HCl + H2O =>
8 Fe + 27 HClO4 = 8 Fe(ClO4)3 + 3 HCl + 12 H2O
Sr(OH)2 + Be(OH)2 = Sr[Be(OH)4] =>
Sr(OH)2 + Be(OH)2 = Sr[Be(OH)4]
SiO2 + NH4FHF = (NH4)2SiF6 + NH3 + H2O =>
SiO2 + 3 NH4FHF = (NH4)2SiF6 + NH3 + 2 H2O
NBr3 + NaOH = N2 + NaBr + HOBr =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HOBr
Ca(OCl)2 + C2H5OH = HCCl3 + Ca(HCO2)2 + Ca(OH)2 + H2O =>
6 Ca(OCl)2 + 3 C2H5OH = 4 HCCl3 + Ca(HCO2)2 + 5 Ca(OH)2 + H2O
Ag2SO4 + NaCl = AgCl + Na2SO4 =>
Ag2SO4 + 2 NaCl = 2 AgCl + Na2SO4
KMnO4 + N2O2 + H2SO4 = K2SO4 + MnSO4 + NO2 + H2O =>
4 KMnO4 + 5 N2O2 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 10 NO2 + 6 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
HF + NH3 = NF3 + H2 =>
3 HF + NH3 = NF3 + 3 H2
C6H3(CH3)(NO2)2 + Fe + H2O = C6H5(CH3)(NH2)2 + Fe3O4 =>
4 C6H3(CH3)(NO2)2 + 21 Fe + 12 H2O = 4 C6H5(CH3)(NH2)2 + 7 Fe3O4
CO2 + FeCl3 = Fe2O3 + CCl4 =>
3 CO2 + 4 FeCl3 = 2 Fe2O3 + 3 CCl4
PdCl2 + HCOOH + OH{-} = Pd + CO2 + H2O + Cl{-} =>
PdCl2 + HCOOH + 2 OH{-} = Pd + CO2 + 2 H2O + 2 Cl{-}
Cu2S + O2 = Cu2SO3 = CuO + SO2 =>
2 Cu2S + 3 O2 = 2 Cu2SO3
HgO + HNO3 = Hg2(NO3)2 + H2O + O =>
2 HgO + 2 HNO3 = Hg2(NO3)2 + H2O + O
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
HgO + HNO3 = Hg2(NO3)2 + H2O + O =>
2 HgO + 2 HNO3 = Hg2(NO3)2 + H2O + O
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
C2H4O + Ag(NH3)2OH = C2H3COONH4 + Ag + NH3 + H2O =>
3 C2H4O + 6 Ag(NH3)2OH = 2 C2H3COONH4 + 6 Ag + 10 NH3 + 5 H2O
CuZn + HCl = CuCl + ZnCl + H =>
CuZn + 2 HCl = CuCl + ZnCl + 2 H
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
KMnO7 + H2SO4 + Na2SO3 = Mn(SO5) + K2SO4 + Na2SO4 + H2O =>
2 KMnO7 + 3 H2SO4 + 9 Na2SO3 = 2 Mn(SO5) + K2SO4 + 9 Na2SO4 + 3 H2O
K2Cr2O7 + H6C2O6 + K2C2H2O5 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 7 H6C2O6 + 2 K2C2H2O5 = 2 K3[Cr(C2O4)3] + 6 CO2 + 23 H2O
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
K2SO3 + Cr2O3 + H2O = K[Cr(OH)4] + SO2 =>
K2SO3 + Cr2O3 + 4 H2O = 2 K[Cr(OH)4] + SO2
FeCl3(aq) + NaOH(aq) = Fe(OH)3(aq) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(aq) + 3 NaCl(aq)
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Fe2O3(s) + CO(g) = Fe(g) + CO2 =>
Fe2O3(s) + 3 CO(g) = 2 Fe(g) + 3 CO2
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
NaBr(s) + H2SO4(aq) = Br2(g) + H2O(l) + Na2SO4(aq) + SO2(g) =>
2 NaBr(s) + 2 H2SO4(aq) = Br2(g) + 2 H2O(l) + Na2SO4(aq) + SO2(g)
C5H11NO2S + O2 = CO2 + H2O + N2 + SO2 =>
4 C5H11NO2S + 31 O2 = 20 CO2 + 22 H2O + 2 N2 + 4 SO2
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
Si2H3 + O2 = Si02 + H2O3 =>
4 Si2H3 + 9 O2 = 4 Si02 + 6 H2O3
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
C3H7Br + KCN = C3H7CN + KBr =>
C3H7Br + KCN = C3H7CN + KBr
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
HOCH2CH2OH + O2 = HCOCHO + H2O =>
HOCH2CH2OH + O2 = HCOCHO + 2 H2O
Al(OH)3 + NaOH + HF = Na3AlF6 + H2O =>
Al(OH)3 + 3 NaOH + 6 HF = Na3AlF6 + 6 H2O
Pb3 + As = Pb3As =>
Pb3 + As = Pb3As
CaO + NaOH = CaOH + NaO =>
CaO + NaOH = CaOH + NaO
AgNO3 + NH3SO3 = AgSO3 + NH3NO3 =>
AgNO3 + NH3SO3 = AgSO3 + NH3NO3
AgNO3 + NH4NO3 + NaOH = Ag(NH3)OH + NaNO3 + H2O =>
AgNO3 + NH4NO3 + 2 NaOH = Ag(NH3)OH + 2 NaNO3 + H2O
Ge2H3 + O2 = GeO2 + H2O =>
4 Ge2H3 + 11 O2 = 8 GeO2 + 6 H2O
NaCO3 + NH4Cl = NaCl + NH4CO3 =>
NaCO3 + NH4Cl = NaCl + NH4CO3
Li(s) + H2O(l) = LiOH(aq) + H2(g) =>
2 Li(s) + 2 H2O(l) = 2 LiOH(aq) + H2(g)
FeH + Cl = FeCl2 + H2 =>
2 FeH + 4 Cl = 2 FeCl2 + H2
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