| Équations équilibrées la veille |
KClO + 2 KI + 2 HCl = I2 + 3 KCl + H2O
ZnBr2 + NaOH = Zn(OH)2 + NaBr =>
ZnBr2 + 2 NaOH = Zn(OH)2 + 2 NaBr
Al(OH)3 + KOH = K3(Al(OH)6) =>
Al(OH)3 + 3 KOH = K3(Al(OH)6)
KMnO4 + CH2OHCHOHCH2OH = CH2OHCHOHCHO + KOH + MnO2 + H2O =>
2 KMnO4 + 3 CH2OHCHOHCH2OH = 3 CH2OHCHOHCHO + 2 KOH + 2 MnO2 + 2 H2O
AlOHCl2HCl = AlCl3H2O =>
AlOHCl2HCl = AlCl3H2O
(Cu(NH3)4)(OH)2 + H2SO4 = CuSO4 + (NH4)2SO4 + H2O =>
(Cu(NH3)4)(OH)2 + 3 H2SO4 = CuSO4 + 2(NH4)2SO4 + 2 H2O
Ca(CH3COO)2 + Mn(CH3COO)2(H2O)4 = CaMnO3 + CH4 + CO2 + H2O =>
4 Ca(CH3COO)2 + 4 Mn(CH3COO)2(H2O)4 = 4 CaMnO3 + 17 CH4 + 15 CO2 + 6 H2O
Na3PO4 + MnCl2 = NaCl + Mn3(PO4)2 =>
2 Na3PO4 + 3 MnCl2 = 6 NaCl + Mn3(PO4)2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
KMnO4 + Na2SO3 + H2SO4 = MnSO4 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 2 MnSO4 + 5 Na2SO4 + K2SO4 + 3 H2O
K2SO4 + CuSO4*5H2O + Sn = K2Sn(SO4)2 + Cu + H2O =>
K2SO4 + CuSO4*5H2O + Sn = K2Sn(SO4)2 + Cu + 5 H2O
Na3PO4 + CuO = Na2O + Cu3(PO4)2 =>
2 Na3PO4 + 3 CuO = 3 Na2O + Cu3(PO4)2
MgCO3 + PbCl2 = MgCl2 + PbCO3 =>
MgCO3 + PbCl2 = MgCl2 + PbCO3
Na2B4O7 + H2O = NaHB4O7 + NaOH =>
Na2B4O7 + H2O = NaHB4O7 + NaOH
Pt4 + Cl2 = PtCl6 =>
Pt4 + 12 Cl2 = 4 PtCl6
CuSO4*5H2O = CuO + H2SO4 + H2O =>
CuSO4*5H2O = CuO + H2SO4 + 4 H2O
K2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + H2O + Cr2(SO4)2 =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 4 Fe2(SO4)3 + K2SO4 + 7 H2O + Cr2(SO4)2
ZrOCO3 + HNO3 = ZrO(NO3)2 + H2CO3 =>
ZrOCO3 + 2 HNO3 = ZrO(NO3)2 + H2CO3
KH + HNO3 = H2 + KNO3 =>
KH + HNO3 = H2 + KNO3
Cl2 + C6H5Cl = C6H5Cl3 =>
Cl2 + C6H5Cl = C6H5Cl3
FeCl3 + H2S = S + FeCl2 + HCl =>
2 FeCl3 + H2S = S + 2 FeCl2 + 2 HCl
KOH + H2SO4 = H3O + KSO4 =>
KOH + H2SO4 = H3O + KSO4
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
CrI + HNO3 + KOH = K2CrO4 + KIO3 + NO + H2O =>
3 CrI + 11 HNO3 + 9 KOH = 3 K2CrO4 + 3 KIO3 + 11 NO + 10 H2O
SnI2 + Ni = NiI2 + Sn =>
SnI2 + Ni = NiI2 + Sn
NH3 + KMnO4 + KOH = K2MnO4 + KNO3 + H2O =>
NH3 + 8 KMnO4 + 9 KOH = 8 K2MnO4 + KNO3 + 6 H2O
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
CH3CH2CH2HO + O2 = CO2 + H2O =>
2 CH3CH2CH2HO + 9 O2 = 6 CO2 + 8 H2O
NiSO4 + NaCN = NiCN + NaSO4 =>
NiSO4 + NaCN = NiCN + NaSO4
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
BaCl2 + Hg2SO4 = BaSO4 + HgCl =>
BaCl2 + Hg2SO4 = BaSO4 + 2 HgCl
H2SO4 + HCl = H + SO4Cl2 =>
H2SO4 + 2 HCl = 4 H + SO4Cl2
Na2CO3(aq) + CoCl2(aq) = Na2Cl2 + CoCO3 =>
Na2CO3(aq) + CoCl2(aq) = Na2Cl2 + CoCO3
CuSO4 + NH4OH = Cu(NH3)6 + SO4 + H2O =>
CuSO4 + 6 NH4OH = Cu(NH3)6 + SO4 + 6 H2O
S8 + F2 = SF5 =>
S8 + 20 F2 = 8 SF5
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
H2PHO3 + O2 = P2O5 + H2O =>
2 H2PHO3 + O2 = P2O5 + 3 H2O
Cr2O7{-2} + CH3OH + H{+} = Cr{+3} + HCHO + H2O =>
Cr2O7{-2} + 3 CH3OH + 8 H{+} = 2 Cr{+3} + 3 HCHO + 7 H2O
AlBr + Cl2 = AlCl3 + Br3 =>
6 AlBr + 9 Cl2 = 6 AlCl3 + 2 Br3
C20 + O2 = CO2 =>
C20 + 20 O2 = 20 CO2
C2H3O + O2 = CO2 + H2O =>
4 C2H3O + 9 O2 = 8 CO2 + 6 H2O
C6H5COOK + NaOH = Na2CO3 + K2CO3 + C6H6 =>
2 C6H5COOK + 2 NaOH = Na2CO3 + K2CO3 + 2 C6H6
Ca(OH)2 + HC2H3O2 = Ca(C2H3O2)2 + HOH =>
Ca(OH)2 + 2 HC2H3O2 = Ca(C2H3O2)2 + 2 HOH
CO2 + H2O + CaCO3 = Ca(HCO3)2 =>
CO2 + H2O + CaCO3 = Ca(HCO3)2
ZnNO3 + H2SO4 = ZnSO4 + H2NO3 =>
ZnNO3 + H2SO4 = ZnSO4 + H2NO3
Zn + H2O = Zn(OH)2 + H2 = ZnSO4 =>
Zn + 2 H2O = Zn(OH)2 + H2
C3H8O3(C3O3C51H97) + O2 = CO2 + H2O =>
4 C3H8O3(C3O3C51H97) + 321 O2 = 228 CO2 + 210 H2O
CO{2+} + SCN{-} = CO(SCN)4{2-} =>
CO{2+} + 4 SCN{-} = CO(SCN)4{2-}
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