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4 Co(NO3)2 = 2 Co2O3 + 8 NO2 + O2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
KClO2H2O = KOHHClO2 =>
KClO2H2O = KOHHClO2
MgBr2(aq)Cl2 = MgCl2(aq)Br2 =>
MgBr2(aq)Cl2 = MgCl2(aq)Br2
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + NaNO3(aq) =>
Mg(NO3)2(aq) + Na2CO3(aq) = MgCO3(s) + 2 NaNO3(aq)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
Fe(NO3)3 + Fe(OH)3 = Fe(OH)(NO3)2 =>
2 Fe(NO3)3 + Fe(OH)3 = 3 Fe(OH)(NO3)2
Cu(s) + NaCl(aq) = CuCl2(aq) + Na(s) =>
Cu(s) + 2 NaCl(aq) = CuCl2(aq) + 2 Na(s)
C + S = CS2 =>
C + 2 S = CS2
Ag3AsO4 + Zn + H2SO4 = AsH3 + Ag + Zn(SO4)2 + H2O =>
4 Ag3AsO4 + 11 Zn + 22 H2SO4 = 4 AsH3 + 12 Ag + 11 Zn(SO4)2 + 16 H2O
AgI + HBr = AgBr + HI =>
AgI + HBr = AgBr + HI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CCu2CO3 + O2 = CuO + CO2 =>
2 CCu2CO3 + 3 O2 = 4 CuO + 4 CO2
(NH4)2C2O4 + CoCl2 = NH4Cl + CoC2O4 =>
(NH4)2C2O4 + CoCl2 = 2 NH4Cl + CoC2O4
Li + AlCl3 = LiCl + Al =>
3 Li + AlCl3 = 3 LiCl + Al
Fe(OH)2 + Na2SO4 = FeSO4 + NaOH =>
Fe(OH)2 + Na2SO4 = FeSO4 + 2 NaOH
M = M{3+} + {-} =>
M = M{3+} + 3e
CH3(PO4)2 + K2 = K(PO4)2 + CH3 =>
2 CH3(PO4)2 + K2 = 2 K(PO4)2 + 2 CH3
Fe(OH)2 + Na2SO4 = FeSO4 + NaOH =>
Fe(OH)2 + Na2SO4 = FeSO4 + 2 NaOH
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
C12H12FeO = C12H10 + Fe + H2O =>
C12H12FeO = C12H10 + Fe + H2O
MnSO4 + NaOH + Cl2 = Na2SO4 + Na2MnO4 + NaCl + H2O =>
MnSO4 + 8 NaOH + 2 Cl2 = Na2SO4 + Na2MnO4 + 4 NaCl + 4 H2O
AlCl3(aq) + NH4OH(aq) = NH4Cl(aq) + Al(OH)3(s) =>
AlCl3(aq) + 3 NH4OH(aq) = 3 NH4Cl(aq) + Al(OH)3(s)
ZnCO3 = CO2 + ZnO =>
ZnCO3 = CO2 + ZnO
AlBr3 + PbCl2 = PbBr2 + AlCl3 =>
2 AlBr3 + 3 PbCl2 = 3 PbBr2 + 2 AlCl3
KMnO4 + HNO2 + H2SO4 = HNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 HNO2 + 3 H2SO4 = 5 HNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Al2O3 + Pb(OH)2 = PbO + Al(OH)3 =>
Al2O3 + 3 Pb(OH)2 = 3 PbO + 2 Al(OH)3
V(CO3)2 + Mg3PO2 = V3(PO2)4 + Mg2CO3 =>
3 V(CO3)2 + 4 Mg3PO2 = V3(PO2)4 + 6 Mg2CO3
Na2SO4 + Ca(NO3)2 = NaNO3 + CaSO4 =>
Na2SO4 + Ca(NO3)2 = 2 NaNO3 + CaSO4
ZnO + C2H5OH = (C2H5O)2Zn + H2O =>
ZnO + 2 C2H5OH = (C2H5O)2Zn + H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
ZnH2SO3 = ZnSO3 + H2 =>
ZnH2SO3 = ZnSO3 + H2
Fe2(CO3)3 + CsF = Cs2CO3 + FeF3 =>
Fe2(CO3)3 + 6 CsF = 3 Cs2CO3 + 2 FeF3
AgNO + KCI = AgCI + KNO =>
AgNO + KCI = AgCI + KNO
HI + CuSO4 + H2O = CuI + H2SO4 + OH =>
HI + CuSO4 + H2O = CuI + H2SO4 + OH
NaBrKCl = NaKBrCl =>
NaBrKCl = NaKBrCl
SiCl4 + H2O = SiO2 + hydrochloricacid =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
CaCl2(aq) + K2Co3(aq) = KCl(aq) + CaCo3(s) =>
CaCl2(aq) + K2Co3(aq) = 2 KCl(aq) + CaCo3(s)
Al(OH)3 + Ba(OH)2 = Ba3(Al(OH)6)2 =>
2 Al(OH)3 + 3 Ba(OH)2 = Ba3(Al(OH)6)2
BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac) =>
BaCl2(ac) + ZnSO4(ac) = BaSO4(s) + ZnCl2(ac)
Ba + NO3 = BaNO3 =>
Ba + NO3 = BaNO3
Cu(s) + NaCl(aq) = CuCl2(aq) + Na(s) =>
Cu(s) + 2 NaCl(aq) = CuCl2(aq) + 2 Na(s)
Pb(NO3)2(aq) + KI = PbI2 + KNO3 =>
Pb(NO3)2(aq) + 2 KI = PbI2 + 2 KNO3
AgI + Fe2(CO3)3 = FeI3 + Ag2CO3 =>
6 AgI + Fe2(CO3)3 = 2 FeI3 + 3 Ag2CO3
Ca(OH)2CO = CaCO3H2 =>
Ca(OH)2CO = CaCO3H2
Be3(AsO4)2 + Rb = Rb3AsO4 + Be =>
Be3(AsO4)2 + 6 Rb = 2 Rb3AsO4 + 3 Be
BaCl{2{+}+AgNO{3+} = BaNO{3+}+AgCl{2+} =>
BaCl{2{+}+AgNO{3+} = BaNO{3+}+AgCl{2+}
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