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K2Cr2O7 + 3 HCOOH + H2SO4 = Cr2O3 + 4 H2O + K2SO4 + 3 CO2
C2H5COH + KMnO4 + H2SO4 = C2H5COOH + K2SO4 + MnSO4 + H2O =>
5 C2H5COH + 2 KMnO4 + 3 H2SO4 = 5 C2H5COOH + K2SO4 + 2 MnSO4 + 3 H2O
Cu(OH)2 + K2SO4 = KHO + CuSO4 =>
Cu(OH)2 + K2SO4 = 2 KHO + CuSO4
Na2(CO3) + HNO3 = NaNO3 + H2O + CO2 =>
Na2(CO3) + 2 HNO3 = 2 NaNO3 + H2O + CO2
C + Fe2O3 = CO2 + Fe =>
3 C + 2 Fe2O3 = 3 CO2 + 4 Fe
CH3CH(CH3)CH2COONa + NaOH = CH3CH(CH3)CH3 + Na2CO3 =>
CH3CH(CH3)CH2COONa + NaOH = CH3CH(CH3)CH3 + Na2CO3
Cu(s) + H2O(g) = CuO(s) + H2 =>
Cu(s) + H2O(g) = CuO(s) + H2
KMnO4 + KHSO3 + NaOH = K2MnO4 + Na2MnO4 + KHSO4 + H2O =>
2 KMnO4 + KHSO3 + 2 NaOH = K2MnO4 + Na2MnO4 + KHSO4 + H2O
CaCO3 + SrCO3 + RuO2 + Cr2O3 + O2 = Ca50Sr50Ru95Cr5O300 + CO2 =>
200 CaCO3 + 200 SrCO3 + 380 RuO2 + 10 Cr2O3 + 5 O2 = 4 Ca50Sr50Ru95Cr5O300 + 400 CO2
Na2SO4 + (NH4)I = Na(NH4) + I2(SO4) =>
Na2SO4 + 2(NH4)I = 2 Na(NH4) + I2(SO4)
FeCl2 + NaClO4 + HCl = FeCl3 + NaCl + H2O =>
8 FeCl2 + NaClO4 + 8 HCl = 8 FeCl3 + NaCl + 4 H2O
Re2O7 = Re + O2 =>
2 Re2O7 = 4 Re + 7 O2
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
Fe2O3 + Al = AlO3 + Fe =>
Fe2O3 + Al = AlO3 + 2 Fe
AgNO3 + HgCl2 = AgCl + Hg(NO3)2 =>
2 AgNO3 + HgCl2 = 2 AgCl + Hg(NO3)2
Pb(OAc)4{-2} + CrO4{-2} = PbCrO4 + OAc{-} =>
Pb(OAc)4{-2} + CrO4{-2} = PbCrO4 + 4 OAc{-}
S2 + O3 + H2O = H2(SO4) =>
S2 + 2 O3 + 2 H2O = 2 H2(SO4)
NaCl(s) + F2(g) = NaF(s) + Cl2(g) =>
2 NaCl(s) + F2(g) = 2 NaF(s) + Cl2(g)
CHO2{-} + MnO4{-} + H2O = MnO2 + CO2 + OH{-} =>
3 CHO2{-} + 2 MnO4{-} + H2O = 2 MnO2 + 3 CO2 + 5 OH{-}
P2 + O2 + H2O = HPO3 =>
2 P2 + 5 O2 + 2 H2O = 4 HPO3
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
Cr2(SO4)3 + Br + NaOH = Na2Cr2O7 + NaBr + Na2SO4 + H2O =>
Cr2(SO4)3 + 6 Br + 14 NaOH = Na2Cr2O7 + 6 NaBr + 3 Na2SO4 + 7 H2O
Na3[Cr(OH)6] + H2O2 = CrO2 + NaOH + H2O =>
2 Na3[Cr(OH)6] + H2O2 = 2 CrO2 + 6 NaOH + 4 H2O
Na + N2 = Na2N =>
4 Na + N2 = 2 Na2N
NH3(l) + Cl2(g) = N2(g) + NH4Cl(l) =>
8 NH3(l) + 3 Cl2(g) = N2(g) + 6 NH4Cl(l)
C2H2O4 + Na2CO3 = Na2C2O4 + H2O + CO2 =>
C2H2O4 + Na2CO3 = Na2C2O4 + H2O + CO2
Cl + Si = ClSi =>
Cl + Si = ClSi
Hg + H2SO4 = HgSO4 + H2O + SO2 =>
Hg + 2 H2SO4 = HgSO4 + 2 H2O + SO2
Ag + SCN = AgSCN =>
Ag + SCN = AgSCN
S2O4 + H2O + NH3 = (NH4)2 + SO3 =>
S2O4 + 2 H2O + 4 NH3 = 2(NH4)2 + 2 SO3
Tl + H2SO4 = TlSO4 + H2 =>
Tl + H2SO4 = TlSO4 + H2
LiOH + NiF3 = Ni(OH)3 + LiF =>
3 LiOH + NiF3 = Ni(OH)3 + 3 LiF
AgOH + H2O = AgOH2 + OH =>
AgOH + H2O = AgOH2 + OH
Bi(OH)3 + Na2SnO = Bi + Na2SnO3 + H2O =>
4 Bi(OH)3 + 3 Na2SnO = 4 Bi + 3 Na2SnO3 + 6 H2O
Li + CH3Cl = CH3CH3 + LiCl =>
2 Li + 2 CH3Cl = CH3CH3 + 2 LiCl
C6H12N4 + H2O2 = C6H12N2O6 + N2 + H2 =>
C6H12N4 + 3 H2O2 = C6H12N2O6 + N2 + 3 H2
Na3PO4 + HgNO3 = Hg3PO4 + NaNO3 =>
Na3PO4 + 3 HgNO3 = Hg3PO4 + 3 NaNO3
OCl{-} + Na2S2O3{-2} + OH{-} = NaSO4{-2} + Cl{-} + H2O =>
4 OCl{-} + Na2S2O3{-2} + 2 OH{-} = 2 NaSO4{-2} + 4 Cl{-} + H2O
Al2(SO4)3 + Na2CO3 + H2O = Na2SO4 + Al(OH)3 + CO2 =>
Al2(SO4)3 + 3 Na2CO3 + 3 H2O = 3 Na2SO4 + 2 Al(OH)3 + 3 CO2
Na3AsO4 + H2S = Na2S + As2S5 + H2O =>
2 Na3AsO4 + 8 H2S = 3 Na2S + As2S5 + 8 H2O
NaCl + HgNO3 = Hg2Cl2 + NaNO3 =>
2 NaCl + 2 HgNO3 = Hg2Cl2 + 2 NaNO3
C3H6O + NaOCl = CHCl3 + NaOH + C2H3NaO2 =>
C3H6O + 3 NaOCl = CHCl3 + 2 NaOH + C2H3NaO2
Li + S = Li2S =>
2 Li + S = Li2S
MgS + PtF2 = MgF2 + PtS =>
MgS + PtF2 = MgF2 + PtS
Cu(OH)2(t) = H2O + CuO =>
Cu(OH)2(t) = H2O + CuO
MnCO3 + O2 + NaOH = MnO2 + H2O + Na2CO3 =>
2 MnCO3 + O2 + 4 NaOH = 2 MnO2 + 2 H2O + 2 Na2CO3
As2O3 + I2 + KOH = KI + K3AsO4 + H2O =>
As2O3 + 2 I2 + 10 KOH = 4 KI + 2 K3AsO4 + 5 H2O
Ca(OH)2 + FeCl2 = Fe(OH)2 + CaCl2 =>
Ca(OH)2 + FeCl2 = Fe(OH)2 + CaCl2
KHC8H4O4 + H2O = KOH + H2C8H4O4 =>
KHC8H4O4 + H2O = KOH + H2C8H4O4
Al(C2H3O2)3 + PbS = Al2S3 + Pb(C2H3O2)2 =>
2 Al(C2H3O2)3 + 3 PbS = Al2S3 + 3 Pb(C2H3O2)2
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