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2 CrO4{-2} + 2 H{+} = Cr2O7{2-} + H2O
H2SO4 + H2S = H2SO3 =>
3 H2SO4 + H2S = 4 H2SO3
CuNO3 + KMnO4 = CuMnO4 + KNO3 =>
CuNO3 + KMnO4 = CuMnO4 + KNO3
KO + H2O + CO2 = KHCO3 + O2 =>
4 KO + 2 H2O + 4 CO2 = 4 KHCO3 + O2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
H2OCaCO3 = CO2Ca(OH)2 =>
H2OCaCO3 = CO2Ca(OH)2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Br2 + N2 = BrN =>
Br2 + N2 = 2 BrN
CrCl3 + HF = CrF2 + Cl + H =>
CrCl3 + 2 HF = CrF2 + 3 Cl + 2 H
Fe2S3 + H2O + O2 = Fe(OH)2 + S =>
Fe2S3 + 2 H2O + O2 = 2 Fe(OH)2 + 3 S
BaSO4 = BaO + SO2 + O2 =>
2 BaSO4 = 2 BaO + 2 SO2 + O2
C18H18 + O2 = CO2 + H2O =>
2 C18H18 + 45 O2 = 36 CO2 + 18 H2O
FeCl2 + H2O + O2 = HCl + Fe2O3 =>
4 FeCl2 + 4 H2O + O2 = 8 HCl + 2 Fe2O3
CaO + H3PO4 = Ca3(PO4)2 + H2O =>
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
C6H5COOH + O2 = C6H5COO + H2O =>
4 C6H5COOH + O2 = 4 C6H5COO + 2 H2O
Na2 = Na =>
Na2 = 2 Na
NaHCO3 + HNO3 = NaNO3(aq) + CO2(g) + H2O(l) =>
NaHCO3 + HNO3 = NaNO3(aq) + CO2(g) + H2O(l)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
KMnO3 = KMn + O2 =>
2 KMnO3 = 2 KMn + 3 O2
Na2O + HCl = NaCl + H2O =>
Na2O + 2 HCl = 2 NaCl + H2O
AuH3 = H2 + Au2 =>
2 AuH3 = 3 H2 + Au2
H2SO4 + KOH = H2O + K2SO4 =>
H2SO4 + 2 KOH = 2 H2O + K2SO4
Ba + CuO = CuBaO =>
Ba + CuO = CuBaO
C1H6 + O2 = H2O + CO2 =>
2 C1H6 + 5 O2 = 6 H2O + 2 CO2
Cl2 + O2 = Cl2O7 =>
2 Cl2 + 7 O2 = 2 Cl2O7
CH3(CH2)14COOH + NaOH = CH3(CH2)14COONa + H2O =>
CH3(CH2)14COOH + NaOH = CH3(CH2)14COONa + H2O
AlBr3 + H3PO4 = AlPO4 + HBr =>
AlBr3 + H3PO4 = AlPO4 + 3 HBr
Na2O + H3PO4 = Na3PO4 + H2O =>
3 Na2O + 2 H3PO4 = 2 Na3PO4 + 3 H2O
BaCl2(aq)Ni(NO3)2(aq) = Ba(NO3)2NiCl2 =>
BaCl2(aq)Ni(NO3)2(aq) = Ba(NO3)2NiCl2
Na3P + Ca(NO3)2 = NaNO3 + Ca3P2 =>
2 Na3P + 3 Ca(NO3)2 = 6 NaNO3 + Ca3P2
FeCl2 + KMnO4 + H2Cl = FeCl3 + MnCl2 + H2O + KCl =>
FeCl2 + KMnO4 + 4 H2Cl = FeCl3 + MnCl2 + 4 H2O + KCl
Mg + Al(NO3)3 = Al + Mg(NO3)3 =>
Mg + Al(NO3)3 = Al + Mg(NO3)3
CaBr2 + Na2Co3 = CaCo3 + NaBr =>
CaBr2 + Na2Co3 = CaCo3 + 2 NaBr
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
C2H6O = C4H6 + H2O + H2 =>
2 C2H6O = C4H6 + 2 H2O + H2
LiOH + CuSO4 = Li2SO4 + Cu(OH)2 =>
2 LiOH + CuSO4 = Li2SO4 + Cu(OH)2
SiO2 + SrO = Sr2(SiO4) =>
SiO2 + 2 SrO = Sr2(SiO4)
(Al2(OH)3) + Ca(OH)2 = Al(OH)3 + Ca(OH) =>
(Al2(OH)3) + 3 Ca(OH)2 = 2 Al(OH)3 + 3 Ca(OH)
Ca3(PO4)2 + C = CO + P + CaO =>
Ca3(PO4)2 + 5 C = 5 CO + 2 P + 3 CaO
Al(s) + F2(l) = AlF() =>
2 Al(s) + F2(l) = 2 AlF()
Mg(OH)2 + H3BO3 = Mg(H2BO3)2 + H2O =>
Mg(OH)2 + 2 H3BO3 = Mg(H2BO3)2 + 2 H2O
NaHCO3 + Al(OH)3 = Na(OH)3 + AlHCO3 =>
NaHCO3 + Al(OH)3 = Na(OH)3 + AlHCO3
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
Mn(ClO4)6 = MnCl6 + O2 =>
Mn(ClO4)6 = MnCl6 + 12 O2
HFO + AgOH = AgFO + H2O =>
HFO + AgOH = AgFO + H2O
C10H18O + NaOCl = C10H16O + NaCl + H2O =>
C10H18O + NaOCl = C10H16O + NaCl + H2O
P4(s) + F2(g) = PF5(g) =>
P4(s) + 10 F2(g) = 4 PF5(g)
I{-} + CIO{-} = IO{-} + CI{-} =>
I{-} + CIO{-} = IO{-} + CI{-}
Fe3O4 + Ca = CaO + Fe =>
Fe3O4 + 4 Ca = 4 CaO + 3 Fe
Cu + Al(NO3)3 = CuNO3 + Al =>
3 Cu + Al(NO3)3 = 3 CuNO3 + Al
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