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PbSO4 + Na2CO3 = PbCO3 + Na2SO4
Zn + HgCl2 = ZnCl + Hg2 =>
4 Zn + 2 HgCl2 = 4 ZnCl + Hg2
Br2 + Bi{3+} + OH{-} = Br{-} + BiO3{-} + H2O =>
Br2 + Bi{3+} + 6 OH{-} = 2 Br{-} + BiO3{-} + 3 H2O
AgNO3 + K(CrO4)2 = Ag(CrO4)2 + K(NO3) =>
AgNO3 + K(CrO4)2 = Ag(CrO4)2 + K(NO3)
KCr + PbN = KN + PbCr =>
KCr + PbN = KN + PbCr
Bi(NO3)3 = Bi2O3 + N2O5 =>
2 Bi(NO3)3 = Bi2O3 + 3 N2O5
C2H5OCH3(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H5OCH3(g) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
NH4HCO3 + MgCl2 + Na3PO4 = MgNH4PO4 + NaHCO3 + NaCl =>
NH4HCO3 + MgCl2 + Na3PO4 = MgNH4PO4 + NaHCO3 + 2 NaCl
SeO2 + KOH = Se(OH)4 + K2O =>
SeO2 + 4 KOH = Se(OH)4 + 2 K2O
AsH3 + Cu(NO3)2 = As2O3 + CuO + H2O + N2 =>
10 AsH3 + 6 Cu(NO3)2 = 5 As2O3 + 6 CuO + 15 H2O + 6 N2
ZnOH + H3PO4 = Zn3PO4 + H2O =>
3 ZnOH + H3PO4 = Zn3PO4 + 3 H2O
Ca3(PO4)2 + C + SiO2 = P2 + CaSiO3 + CO =>
Ca3(PO4)2 + 5 C + 3 SiO2 = P2 + 3 CaSiO3 + 5 CO
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
KI + CuSO4 = CuI + I2 + K2SO4 =>
4 KI + 2 CuSO4 = 2 CuI + I2 + 2 K2SO4
CH2O + O2 = CO2 + H2O =>
CH2O + O2 = CO2 + H2O
Mg + HCI = Mg(HCI)2 =>
Mg + 2 HCI = Mg(HCI)2
C2H4O + KMnO4 + KOH = CH3COOK + MnO2 + H2O =>
3 C2H4O + 2 KMnO4 + KOH = 3 CH3COOK + 2 MnO2 + 2 H2O
SO3 + H2O(l) = H2SO4 =>
SO3 + H2O(l) = H2SO4
BiI3 + HNO3 = Bi(NO3)3 + I2 + NO2 + H2O =>
2 BiI3 + 12 HNO3 = 2 Bi(NO3)3 + 3 I2 + 6 NO2 + 6 H2O
CuSO4 + FeO = FeSO4 + O2 + Cu2 =>
2 CuSO4 + 2 FeO = 2 FeSO4 + O2 + Cu2
Mg + ClH = ClMg + H =>
Mg + ClH = ClMg + H
NaCl(aq) + H2SO4(aq) = Na2SO4(aq) + HCl =>
2 NaCl(aq) + H2SO4(aq) = Na2SO4(aq) + 2 HCl
AgNO3 + NH3 = Ag3N + H3(NO3)3 =>
3 AgNO3 + NH3 = Ag3N + H3(NO3)3
Cu + S4 = Cu3S5 =>
12 Cu + 5 S4 = 4 Cu3S5
LiOH + P2O5 = Li2O5 + POH =>
2 LiOH + P2O5 = Li2O5 + 2 POH
Fe + Hg2S = FeS + Hg2 =>
Fe + Hg2S = FeS + Hg2
Cr4 + O = Cr2O3 =>
Cr4 + 6 O = 2 Cr2O3
NiS + HCI + HNO3 = NiCI + NO + S + H2O =>
3 NiS + 3 HCI + HNO3 = 3 NiCI + NO + 3 S + 2 H2O
SnSO4 + Na2S = SnS + Na2SO4 =>
SnSO4 + Na2S = SnS + Na2SO4
ClO{-} + H{+} + I{-} = I2 + Cl{-} + H2O =>
ClO{-} + 2 H{+} + 2 I{-} = I2 + Cl{-} + H2O
Cr(OH)3 + Cl2 + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 Cl2 + 10 OH{-} = 2 CrO4{-2} + 6 Cl{-} + 8 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
AsH3 + Cu(NO3)2 = As2O3 + Cu3(AsO3)2 + H2O + N2 =>
10 AsH3 + 6 Cu(NO3)2 = 3 As2O3 + 2 Cu3(AsO3)2 + 15 H2O + 6 N2
KOH + H2CO3 = KCO3H + H2O =>
KOH + H2CO3 = KCO3H + H2O
NaSiF2 + Na = Si + NaF =>
NaSiF2 + Na = Si + 2 NaF
P4O6 + H2O = H2HPO3 =>
P4O6 + 6 H2O = 4 H2HPO3
Al(SO4)3 = Al{3+} + SO4{-} =>
Al(SO4)3 = Al{3+} + 3 SO4{-}
SnH2O = Sn + H2O =>
SnH2O = Sn + H2O
CH3Cl + NaOH = CH3OH + NaCl =>
CH3Cl + NaOH = CH3OH + NaCl
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
O2 + Sb2S = SbO2 + SO2 =>
3 O2 + Sb2S = 2 SbO2 + SO2
MgSO4 + NaOH = Mg(OH)2 + Na2SO4 =>
MgSO4 + 2 NaOH = Mg(OH)2 + Na2SO4
FeCl3 + FeSO4 + NaOH = Fe3O4 + Na2SO4 + NaCl + H2O =>
2 FeCl3 + FeSO4 + 8 NaOH = Fe3O4 + Na2SO4 + 6 NaCl + 4 H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
AlF3 + NaF = Na3AlF6 =>
AlF3 + 3 NaF = Na3AlF6
C2H2 + [Ag(NH3)2]OH + H2O = C2HAg + NH4OH =>
C2H2 + [Ag(NH3)2]OH + H2O = C2HAg + 2 NH4OH
CoS + HNO3 + HCl = CoCl2 + NO + S8 + H2O =>
24 CoS + 16 HNO3 + 48 HCl = 24 CoCl2 + 16 NO + 3 S8 + 32 H2O
NaHSO4 + Cu = Na2O + SO2 + CuO + H2O =>
2 NaHSO4 + 2 Cu = Na2O + 2 SO2 + 2 CuO + H2O
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