| Équations équilibrées la veille | Équations équilibrées le lendemain |
Hg2Cl2 + 2 NH3*H2O = HgNH2Cl + 2 H2O + Hg + NH4Cl
Pb + ZnS = PbS + Zn =>
Pb + ZnS = PbS + Zn
Al + HNO3 = Al(NO3)3 + H2 =>
2 Al + 6 HNO3 = 2 Al(NO3)3 + 3 H2
NaOH + C6H14 = CO + H2O + Na =>
26 NaOH + C6H14 = 6 CO + 20 H2O + 26 Na
Sn(OH)4 + NaOH = Na2[Sn(OH)6] =>
Sn(OH)4 + 2 NaOH = Na2[Sn(OH)6]
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
HNO3(aq) + Al(OH)3(aq) = H2O + Al(NO3)3 =>
3 HNO3(aq) + Al(OH)3(aq) = 3 H2O + Al(NO3)3
H2O + KI = KOH + HI =>
H2O + KI = KOH + HI
CH3COOH + Cr2O3 = (CH3COO)3Cr + H2O =>
6 CH3COOH + Cr2O3 = 2(CH3COO)3Cr + 3 H2O
CH3CH2OH + KMnO4 = CH3CHO + K(OH) + H2O + MnO2 =>
3 CH3CH2OH + 2 KMnO4 = 3 CH3CHO + 2 K(OH) + 2 H2O + 2 MnO2
AB + CD = AD + CB =>
AB + CD = AD + CB
Cu(CH3COO)2 + Na2CO3 + H2O(l) = Cu2CO3(OH)2 + NaCH3COO + CO2 =>
2 Cu(CH3COO)2 + 2 Na2CO3 + H2O(l) = Cu2CO3(OH)2 + 4 NaCH3COO + CO2
CH3COONH4 + H2O = CH3COOH + NH4OH =>
CH3COONH4 + H2O = CH3COOH + NH4OH
Sb2S2 + O2 = Sb2O3 + SO2 =>
2 Sb2S2 + 7 O2 = 2 Sb2O3 + 4 SO2
S2O3{2-} + I2 = I{-} + S4O6{2-}redox =>
2 S2O3{2-} + I2 = 2 I{-} + S4O6{2-}redox
Fe2(SO4)3 + Mg(OH)2 = Fe(OH)3 + MgSO4 =>
Fe2(SO4)3 + 3 Mg(OH)2 = 2 Fe(OH)3 + 3 MgSO4
Cu(NO3)4 + Fe = Cu(NO3)3 + Fe(NO3)4 =>
4 Cu(NO3)4 + Fe = 4 Cu(NO3)3 + Fe(NO3)4
HNO3 + HBr = Br2 + HNO + H2O =>
HNO3 + 4 HBr = 2 Br2 + HNO + 2 H2O
AlCl3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + Cl + Al2(SO4)3 =>
2 AlCl3 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 7 H2O + 6 Cl + Al2(SO4)3
Cr2O7{-2} + Zn + H{+} = Zn{2+} + Cr{3+} + H2O =>
Cr2O7{-2} + 3 Zn + 14 H{+} = 3 Zn{2+} + 2 Cr{3+} + 7 H2O
NH2OH + Fe2(SO4)3 = N2 + FeSO4 + H2SO4 + H2O =>
2 NH2OH + Fe2(SO4)3 = N2 + 2 FeSO4 + H2SO4 + 2 H2O
HOCl = H + OCl =>
HOCl = H + OCl
Cr + CoCl = Co + CrCl =>
Cr + CoCl = Co + CrCl
MgCl2 + Na2PO4 = MgPO4 + NaCl =>
MgCl2 + Na2PO4 = MgPO4 + 2 NaCl
HNO3 + NaOCl = HNO4 + NaCl =>
HNO3 + NaOCl = HNO4 + NaCl
Hg(NO3)2 + (NH3)3PO4 = NH3NO3 + Hg3(PO4)2 =>
3 Hg(NO3)2 + 2(NH3)3PO4 = 6 NH3NO3 + Hg3(PO4)2
CH35O + O2 = CO2 + H2O =>
4 CH35O + 37 O2 = 4 CO2 + 70 H2O
Si3N4 + Ca(OH)2 = CaO + SiO2 + NH3 =>
Si3N4 + 6 Ca(OH)2 = 6 CaO + 3 SiO2 + 4 NH3
H2SO4 + Al(MnO4)3 = Al2(SO4)3 + HMnO4 =>
3 H2SO4 + 2 Al(MnO4)3 = Al2(SO4)3 + 6 HMnO4
KOH + KH2BO3 = H2O + K3BO3 =>
2 KOH + KH2BO3 = 2 H2O + K3BO3
(H2)O + S(O3) = (H2)(S)(O4) =>
(H2)O + S(O3) = (H2)(S)(O4)
PH3(g) + O2 = P4O10(s) + H2O(g) =>
4 PH3(g) + 8 O2 = P4O10(s) + 6 H2O(g)
K2CO3 + Ca(HO3)2 = KHO3 + CaCO3 =>
K2CO3 + Ca(HO3)2 = 2 KHO3 + CaCO3
K2SO3(aq) + HBr(aq) = KBr(aq) + H2SO3(aq) =>
K2SO3(aq) + 2 HBr(aq) = 2 KBr(aq) + H2SO3(aq)
LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g) =>
2 LiOH(s) + CO2(g) = Li2CO3(s) + H2O(g)
HCl + Ca = CaH2 + Cl =>
2 HCl + Ca = CaH2 + 2 Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
U3O8 + HNO3 = H2O + NO2 + UO2(NO3)2 =>
U3O8 + 8 HNO3 = 4 H2O + 2 NO2 + 3 UO2(NO3)2
MgC + H2O = CH2 + Mg(OH)2 =>
MgC + 2 H2O = CH2 + Mg(OH)2
NaHCO3 + HC2H3O2 = H2O + CO2 + Na =>
8 NaHCO3 + HC2H3O2 = 6 H2O + 10 CO2 + 8 Na
Na2C2O4 + (NH4)2SO4 = Na2C2SO4 + (NH4)2 + O2 =>
Na2C2O4 + (NH4)2SO4 = Na2C2SO4 + (NH4)2 + 2 O2
KMnO4 + KNO2 + NaOH = K2MnO4 + KNO3 + Na2MnO4 + H2O =>
2 KMnO4 + KNO2 + 2 NaOH = K2MnO4 + KNO3 + Na2MnO4 + H2O
C4H14NNbO14 = CO2 + NH4 + CO + Nb2O5 + H2O =>
2 C4H14NNbO14 = 5 CO2 + 2 NH4 + 3 CO + Nb2O5 + 10 H2O
AlBr3 + H2O = Al(OH)3 + HBr =>
AlBr3 + 3 H2O = Al(OH)3 + 3 HBr
H2SO4 + Cu(NH3)2 = Cu(SO4) + H(NH3) =>
H2SO4 + Cu(NH3)2 = Cu(SO4) + 2 H(NH3)
K2Cr2O7 + Zn + H2SO4 = ZnSO4 + CrSO4 + K2SO4 + H2O =>
K2Cr2O7 + 4 Zn + 7 H2SO4 = 4 ZnSO4 + 2 CrSO4 + K2SO4 + 7 H2O
FeCl2 + Na3P = Fe3P2 + NaCl =>
3 FeCl2 + 2 Na3P = Fe3P2 + 6 NaCl
(C6H5NH3)Cl + NaOH = C6H5NH2 + NaCl + H2O =>
(C6H5NH3)Cl + NaOH = C6H5NH2 + NaCl + H2O
SO2 + NaOH = H2O + Na2SO3 =>
SO2 + 2 NaOH = H2O + Na2SO3
Cr2O3 + Li2SO4 = Cr2(SO4)3 + Li2O =>
Cr2O3 + 3 Li2SO4 = Cr2(SO4)3 + 3 Li2O
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