| Équations équilibrées la veille |
20 FeCl3 + 20 NH2OH = N20 + 20 FeCl2 + 20 HCl + 20 H2O
KClO3 + MnO2 = KCl + Mn2O7 =>
KClO3 + 2 MnO2 = KCl + Mn2O7
C2H6O + Cr2O7 + H{+} = C2H4O + H2O + Cr3{+} =>
20 C2H6O + 3 Cr2O7 + 2 H{+} = 20 C2H4O + 21 H2O + 2 Cr3{+}
Ir + F2 = IrF3 =>
2 Ir + 3 F2 = 2 IrF3
NaNO2 + H2O = HNO2 + NaOH =>
NaNO2 + H2O = HNO2 + NaOH
Al(OH)3 + H3PO4 = Al(OH)2H2PO4 + H2O =>
Al(OH)3 + H3PO4 = Al(OH)2H2PO4 + H2O
HCl + N2O5 = NO2Cl + HNO3 =>
HCl + N2O5 = NO2Cl + HNO3
Pb + Pb2O4 + H2SO4 = PbSO4 + H2O =>
2 Pb + Pb2O4 + 4 H2SO4 = 4 PbSO4 + 4 H2O
As2S5 + H2O = AsO4 + SO4 + H =>
As2S5 + 28 H2O = 2 AsO4 + 5 SO4 + 56 H
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
Hg2O + HCl = HgCl + H2O =>
Hg2O + 2 HCl = 2 HgCl + H2O
C6H12O6 + CuOH = Cu + C6H12O7 + H2O =>
C6H12O6 + 2 CuOH = 2 Cu + C6H12O7 + H2O
K2CrO4 + N2O6Pb = PbCrO4 + KNO3 =>
K2CrO4 + N2O6Pb = PbCrO4 + 2 KNO3
HNO2(ag) = NO2 + H =>
HNO2(ag) = NO2 + H
Na(OH)2 + C = NaH + CO2 + H2O =>
4 Na(OH)2 + 3 C = 4 NaH + 3 CO2 + 2 H2O
MnS(s) + HBr(aq) = MnBr2(aq) + H2S(g) =>
MnS(s) + 2 HBr(aq) = MnBr2(aq) + H2S(g)
FeI3 + Na3PO4 = FePO4 + NaI =>
FeI3 + Na3PO4 = FePO4 + 3 NaI
Fe(OH)3 + KOH + Cl2 = FeO4K2 + KCl + H2O =>
2 Fe(OH)3 + 10 KOH + 3 Cl2 = 2 FeO4K2 + 6 KCl + 8 H2O
CH3CH2OH + Mg = CH3CH2OMg + H2 =>
2 CH3CH2OH + 2 Mg = 2 CH3CH2OMg + H2
PBO + NaOH + H2O = Na2PB(OH)4 =>
PBO + 2 NaOH + H2O = Na2PB(OH)4
NiO + NaOH = Ni(OH)2 + Na2O =>
NiO + 2 NaOH = Ni(OH)2 + Na2O
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
BaCl2 + CUSO4 = CUCl2 + BaSO4 =>
BaCl2 + CUSO4 = CUCl2 + BaSO4
GeO2 + SO2 = Ge(SO3)2 =>
GeO2 + 2 SO2 = Ge(SO3)2
Ag2O + NH3 = [Ag(NH3)2] + O =>
Ag2O + 4 NH3 = 2[Ag(NH3)2] + O
Al203 = Al =>
Al203 = 203 Al
C6H6O6 + H2O = C6H8O7 =>
C6H6O6 + H2O = C6H8O7
Sb4O6 + C2 = Sb + CO2 =>
2 Sb4O6 + 3 C2 = 8 Sb + 6 CO2
BaO2 + HNO3 = Ba(NO3)2 + H2O2 =>
BaO2 + 2 HNO3 = Ba(NO3)2 + H2O2
ClNH4 + NaOH = NH4OH + NaCl =>
ClNH4 + NaOH = NH4OH + NaCl
FeCl3 + BaCl2 = FeCl3BaCl2 =>
FeCl3 + BaCl2 = FeCl3BaCl2
CH3OH + Cr2O7{2-} + H{+} = CH2O + Cr{3+} + H2O =>
3 CH3OH + Cr2O7{2-} + 8 H{+} = 3 CH2O + 2 Cr{3+} + 7 H2O
Fe(OH)2 + H2SiO3 = FeSiO3 + H2O =>
Fe(OH)2 + H2SiO3 = FeSiO3 + 2 H2O
C6H6CH3 + KMnO4 = C6H6COOH + MnO2 + KOH =>
C6H6CH3 + 2 KMnO4 = C6H6COOH + 2 MnO2 + 2 KOH
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
CrCl6 = Cr + Cl2 =>
CrCl6 = Cr + 3 Cl2
Ni(OH)2 + NH4Cl = NiCl2 + NH4OH =>
Ni(OH)2 + 2 NH4Cl = NiCl2 + 2 NH4OH
SCN{-} + BrO3{-} + H{-} = Br{-} + SO4{2-} + HCN =>
3 SCN{-} + 4 BrO3{-} + 3 H{-} = 4 Br{-} + 3 SO4{2-} + 3 HCN
Cu + CaF2 = CuF2 + Ca =>
Cu + CaF2 = CuF2 + Ca
AgBrO3 = Ag + Br + O =>
AgBrO3 = Ag + Br + 3 O
HCl(ac) + Mg(OH)2 = MgCl2 + H2O =>
2 HCl(ac) + Mg(OH)2 = MgCl2 + 2 H2O
NH3 + CaO = Ca + N2 + H2O =>
2 NH3 + 3 CaO = 3 Ca + N2 + 3 H2O
C2H5NO2 + H2O = CO2 + NH3 + H2 =>
C2H5NO2 + 2 H2O = 2 CO2 + NH3 + 3 H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Cr + PO4 = CrPO4 =>
Cr + PO4 = CrPO4
HOCl + H2O2 = H3O{+} + Cl{-} + O2 =>
HOCl + H2O2 = H3O{+} + Cl{-} + O2
COF2 + H2O = CO2 + HF =>
COF2 + H2O = CO2 + 2 HF
HCN + Na(OH) = Na(CN) + H2O =>
HCN + Na(OH) = Na(CN) + H2O
CH3(CH2)2OH(l) + O2(g) = CO2(g) + H2O(l) =>
2 CH3(CH2)2OH(l) + 9 O2(g) = 6 CO2(g) + 8 H2O(l)
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