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4 NiC2O4 + 3 O2 = 2 Ni2O3 + 8 CO2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
MgCO3 + HCl = MgCl2 + H2CO3 =>
MgCO3 + 2 HCl = MgCl2 + H2CO3
H2SO4 + Zn = H2 + ZnSO4 =>
H2SO4 + Zn = H2 + ZnSO4
Fe + SnN4O12 = FeN3O9 + Sn =>
4 Fe + 3 SnN4O12 = 4 FeN3O9 + 3 Sn
Fe2(SO4)3 + KI = K2SO4 + FeI3 =>
Fe2(SO4)3 + 6 KI = 3 K2SO4 + 2 FeI3
Sb4O6(s) + C(s) = Sb(s) + CO(g) =>
Sb4O6(s) + 6 C(s) = 4 Sb(s) + 6 CO(g)
Mg = Mg0 = MgCo3 = MgCl = Mg(OH)2 = MgSo4 =>
Mg = Mg0
CdSO4(cadmiumsulfate) + NH4OH(ammoniumhydroxide) = (NH4)2SO4(ammoniumsulfate) + Cd(OH)2 =>
CdSO4(cadmiumsulfate) + 2 NH4OH(ammoniumhydroxide) = (NH4)2SO4(ammoniumsulfate) + Cd(OH)2
C6H5OH + NaOH = NaC6H5O + H2O =>
C6H5OH + NaOH = NaC6H5O + H2O
H{+} + Fe{2+} + Cr2O7{2-} = Fe{3+} + Cr{3+} + H2O =>
14 H{+} + 6 Fe{2+} + Cr2O7{2-} = 6 Fe{3+} + 2 Cr{3+} + 7 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Na2S2O3 + Br + NaOH = NaBr + Na2SO4 + H2O =>
Na2S2O3 + 8 Br + 10 NaOH = 8 NaBr + 2 Na2SO4 + 5 H2O
NH4Br + Pb(CH3COO)2 = NH4CH3COO + PbBr2 =>
2 NH4Br + Pb(CH3COO)2 = 2 NH4CH3COO + PbBr2
HgS + HF = HgF2 + H2S =>
HgS + 2 HF = HgF2 + H2S
Ca(H2PO4)2 + KOH = Ca3(PO4)2 + K3PO4 + H2O =>
3 Ca(H2PO4)2 + 12 KOH = Ca3(PO4)2 + 4 K3PO4 + 12 H2O
Cd(NO3)2 + KI = CdI + K(NO3)2 =>
Cd(NO3)2 + KI = CdI + K(NO3)2
Na2SiO3 + HF(aq) = H2SiF6(aq) + NaF(aq) + H2O =>
Na2SiO3 + 8 HF(aq) = H2SiF6(aq) + 2 NaF(aq) + 3 H2O
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
CH3CH2OH + H2SO4 = CH3CH2HSO4 + (H2O) =>
CH3CH2OH + H2SO4 = CH3CH2HSO4 + (H2O)
HPO3 + H2Te = PO2 + Te + H2O =>
2 HPO3 + H2Te = 2 PO2 + Te + 2 H2O
SO4 + Ba = BaSO4 =>
SO4 + Ba = BaSO4
MgI2(aq) + Cl2(g) = Cl2I2 + Mg =>
MgI2(aq) + Cl2(g) = Cl2I2 + Mg
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(NO3)3 = O2 + Fe2O3 + NO =>
4 Fe(NO3)3 = 9 O2 + 2 Fe2O3 + 12 NO
Cd(NO3)2 + NH3 = Cd(NH3)2 + NO3 =>
Cd(NO3)2 + 2 NH3 = Cd(NH3)2 + 2 NO3
Zn + NaOH + HOH = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 HOH = Na2[Zn(OH)4] + H2
NaC = Na + C =>
NaC = Na + C
SO4 + Ba = BaSO4 =>
SO4 + Ba = BaSO4
(NH4)2CO3(aq) + Ca(OH)2(aq) = NH4OH(aq) + CaCO3(s) =>
(NH4)2CO3(aq) + Ca(OH)2(aq) = 2 NH4OH(aq) + CaCO3(s)
SO3 + KOH = K2SO4 + H2O =>
SO3 + 2 KOH = K2SO4 + H2O
H2SO4 + ScCl3 = Sc2(SO4)3 + HCl =>
3 H2SO4 + 2 ScCl3 = Sc2(SO4)3 + 6 HCl
AlBr3 + ZnSO4 = AlSO4 + ZnBr3 =>
AlBr3 + ZnSO4 = AlSO4 + ZnBr3
KOH + SO2 = K2SO4 + H2 =>
2 KOH + SO2 = K2SO4 + H2
Cr2O3 + Al2 = Cr2 + Al2O3 =>
Cr2O3 + Al2 = Cr2 + Al2O3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
FeCl3 + Ag(NO)3 = Fe(NO)3 + AgCl3 =>
FeCl3 + Ag(NO)3 = Fe(NO)3 + AgCl3
Hl + Cu = HlCu =>
Hl + Cu = HlCu
Na(OH) + H(NO3) = H(OH) + Na(NO3) =>
Na(OH) + H(NO3) = H(OH) + Na(NO3)
NaNO2 + H2O = Na2O + HNO2 =>
2 NaNO2 + H2O = Na2O + 2 HNO2
Mg(OH)2 + N2O5 = MgO + HNO3 =>
Mg(OH)2 + N2O5 = MgO + 2 HNO3
H3N + O = NO + H2O =>
2 H3N + 5 O = 2 NO + 3 H2O
Ca + HNO3 = Ca(OH)2 + NO2 =>
Ca + 2 HNO3 = Ca(OH)2 + 2 NO2
CuSO4 + NH3*H2O = [Cu(NH3)4]SO4 + H2O =>
CuSO4 + 4 NH3*H2O = [Cu(NH3)4]SO4 + 4 H2O
Cu{+} + I2{-} = CuI2 =>
Cu{+} + I2{-} = CuI2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
AgNO3 + AlCl3 = AgCl + Al(NO3)3 =>
3 AgNO3 + AlCl3 = 3 AgCl + Al(NO3)3
Co{2+} + NO{2-} = [Co(NO)] =>
Co{2+} + NO{2-} = [Co(NO)]
Fe2S + H2SO4 = Fe2SO4 + SO2 + H2O =>
Fe2S + 4 H2SO4 = Fe2SO4 + 4 SO2 + 4 H2O
PCl5 + H2O = PCl5H2 + O =>
PCl5 + H2O = PCl5H2 + O
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