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2 Au + 2 H2SO4 = Au2SO4 + SO2 + 2 H2O
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
NaNO2 + HOH = NaHNO2 + NaOH + NO2 =>
2 NaNO2 + HOH = NaHNO2 + NaOH + NO2
ClO = Cl2 + O3 =>
6 ClO = 3 Cl2 + 2 O3
Ba{+2} + CO3{-2}– = BaCO3 =>
Ba{+2} + CO3{-2}– = BaCO3
C8H18 + Br2 = C8H16Br2 + HBr =>
C8H18 + 2 Br2 = C8H16Br2 + 2 HBr
Li2O + N2O5 = LiNO3 =>
Li2O + N2O5 = 2 LiNO3
FeCl3 + Na2CO3 = Fe2(CO3)3 + NaCl =>
2 FeCl3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaCl
Cu + MnO4{-} + H2O = Cu{2+} + OH{-} + MnO2 =>
3 Cu + 2 MnO4{-} + 4 H2O = 3 Cu{2+} + 8 OH{-} + 2 MnO2
K2MnO4 + BaI2 + HNO3 = I2 + KNO3 + Mn(NO3)2 + H2O + Ba(NO3)2 =>
K2MnO4 + 2 BaI2 + 8 HNO3 = 2 I2 + 2 KNO3 + Mn(NO3)2 + 4 H2O + 2 Ba(NO3)2
NaNO3 + CuSO4 = Cu(NO3) + Na(SO4) =>
NaNO3 + CuSO4 = Cu(NO3) + Na(SO4)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
SO2 + Cu(CH3COO)2(H2O)2 = H2SO4 + CH3COOH + Cu2O + H2O =>
SO2 + 2 Cu(CH3COO)2(H2O)2 = H2SO4 + 4 CH3COOH + Cu2O + H2O
Fe3O4 + O2 = Fe2O3 =>
4 Fe3O4 + O2 = 6 Fe2O3
CoCl2 + Na2CO3 = CoCO3 + NaCl =>
CoCl2 + Na2CO3 = CoCO3 + 2 NaCl
BaC2O4(s) + Na3PO4(aq) = Ba3(PO4)2(s) + Na2C2O4(an) =>
3 BaC2O4(s) + 2 Na3PO4(aq) = Ba3(PO4)2(s) + 3 Na2C2O4(an)
Al(OH)3 + H2SO2 = Al2(SO2)3 + H2O =>
2 Al(OH)3 + 3 H2SO2 = Al2(SO2)3 + 6 H2O
NH4NO3 + H2SO4 = (NH4)2SO4 + HNO3 =>
2 NH4NO3 + H2SO4 = (NH4)2SO4 + 2 HNO3
H3AsO4 + KOH = KAsO4 + H2O + H =>
H3AsO4 + KOH = KAsO4 + H2O + 2 H
Pb(NO3)2 + NaCl = PbCl2 + NaNO3 =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 NaNO3
Ni{2+} + NO3{-} = Ni(NO3)2 =>
Ni{2+} + 2 NO3{-} = Ni(NO3)2
H2C2O4(aq) + Fe(OH)3(s) = Fe2(C2O4)3(s) + H2O(l) =>
3 H2C2O4(aq) + 2 Fe(OH)3(s) = Fe2(C2O4)3(s) + 6 H2O(l)
NH2NH2H2SO4 + NaOH = NH2NH2 + Na2SO4 + H2O =>
NH2NH2H2SO4 + 2 NaOH = NH2NH2 + Na2SO4 + 2 H2O
KBr + CaCl2 = KCl2 + CaBr =>
KBr + CaCl2 = KCl2 + CaBr
H{+} + MnO4 + Fe{2} = Fe{3} + Mn{2} + H2O =>
8 H{+} + MnO4 + 6 Fe{2} = 6 Fe{3} + Mn{2} + 4 H2O
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
ZnCO3 = Zn + CO3 =>
ZnCO3 = Zn + CO3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Na + SO4{-2} + H{+} = Na{+} + S{-2} + OH{-} =>
8 Na + SO4{-2} + 4 H{+} = 8 Na{+} + S{-2} + 4 OH{-}
H3PO4 + CaCl2 = Ca3(PO4)2 + HCl =>
2 H3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 HCl
Au2O3 = Au2 + O =>
Au2O3 = Au2 + 3 O
KMnO4 + C2H2O4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 5 C2H2O4 + 3 H2SO4 = 10 CO2 + 8 H2O + K2SO4 + 2 MnSO4
Al + H2O + NaOH = Na[Al(OH)4] + H2 =>
2 Al + 6 H2O + 2 NaOH = 2 Na[Al(OH)4] + 3 H2
NaNO3 + AlF3 = Al(NO3)3 + NaF =>
3 NaNO3 + AlF3 = Al(NO3)3 + 3 NaF
Al + HgBr2 = Al2Br3 + Hg =>
4 Al + 3 HgBr2 = 2 Al2Br3 + 3 Hg
Li2CO3 + CeO(OH)2 = Li2CeO3 + H2O + CO2 =>
Li2CO3 + CeO(OH)2 = Li2CeO3 + H2O + CO2
KI + AgNO3 = I2 + Ag + KNO3 =>
2 KI + 2 AgNO3 = I2 + 2 Ag + 2 KNO3
CH3CH2OH + NaCl + H2SO4 = CH3CH2Cl + NaHSO4 + H2O =>
CH3CH2OH + NaCl + H2SO4 = CH3CH2Cl + NaHSO4 + H2O
C2H5COOH + H2O = C3H7 + O2 =>
4 C2H5COOH + 2 H2O = 4 C3H7 + 5 O2
Li2O + Ba = BaO + Li =>
Li2O + Ba = BaO + 2 Li
Cu(SO4)2 + Na2S = CuS2 + Na2SO4 =>
Cu(SO4)2 + 2 Na2S = CuS2 + 2 Na2SO4
C2H4O + H2O = CH2OH =>
C2H4O + H2O = 2 CH2OH
Cu + HBr = CuBr2 + H2 =>
Cu + 2 HBr = CuBr2 + H2
(NH4)2BeF4 + Mg = Be + MgF2 + NH4 =>
(NH4)2BeF4 + 2 Mg = Be + 2 MgF2 + 2 NH4
MgSO4 + HNO3(g) = Mg(NO3)2(g) + H2SO4(g) =>
MgSO4 + 2 HNO3(g) = Mg(NO3)2(g) + H2SO4(g)
COH4 + N2O = CO2 + H2O + N2 =>
COH4 + 3 N2O = CO2 + 2 H2O + 3 N2
SO2 + H2O = SO4{2-} + e + H{+} =>
SO2 + 2 H2O = SO4{2-} + 2e + 4 H{+}
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
H3PO4(ag)NaOH(aq) = H3OH(aq)NaPO4(aq) =>
H3PO4(ag)NaOH(aq) = H3OH(aq)NaPO4(aq)
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