| Équations équilibrées la veille |
(NH4)3PO4 + 3 NaBr = 3 NH4Br + Na3PO4
Na + H2O = Na{+} + OH{-} + H2 =>
2 Na + 2 H2O = 2 Na{+} + 2 OH{-} + H2
Ca(HO)2 = CaO + H2O =>
Ca(HO)2 = CaO + H2O
HClO39(aq) + HBr(aq) = HCl(aq) + Br2(g) + H2O(l) =>
HClO39(aq) + 78 HBr(aq) = HCl(aq) + 39 Br2(g) + 39 H2O(l)
AlCl3 + Na2CO3 = NaCl + Al2(CO3)3 =>
2 AlCl3 + 3 Na2CO3 = 6 NaCl + Al2(CO3)3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
(CH3CH2O)2POH + (CH3)3CNH2 + CCl4 = (CH3CH2O)2PONHCH2CH3 + [(CH3)3CNH3]Cl + HCCl2 =>
3(CH3CH2O)2POH + 7(CH3)3CNH2 + 8 CCl4 = 3(CH3CH2O)2PONHCH2CH3 + 4[(CH3)3CNH3]Cl + 14 HCCl2
Pb(NO3)2 + Na2SO3 = Na2(NO3)2 + PbSO3 =>
Pb(NO3)2 + Na2SO3 = Na2(NO3)2 + PbSO3
Ag2O + Li = Li2O + Ag =>
Ag2O + 2 Li = Li2O + 2 Ag
N2O(g) + H2O(l) = NH4NO3(aq) =>
N2O(g) + 2 H2O(l) = NH4NO3(aq)
MgBr2 + K2SO4 = MgSO4 + K2Br2 =>
MgBr2 + K2SO4 = MgSO4 + K2Br2
Cu(s) + HNO3(g) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(g) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Fe + K4(Fe(CN)6) = Fe4(Fe(CN)6) + K =>
4 Fe + K4(Fe(CN)6) = Fe4(Fe(CN)6) + 4 K
HF + Al(OH)3 = AlF + H(OH)3 =>
HF + Al(OH)3 = AlF + H(OH)3
(NH4)2C2O4 + AgClO3 = NH4ClO3 + Ag2C2O4 =>
(NH4)2C2O4 + 2 AgClO3 = 2 NH4ClO3 + Ag2C2O4
Al + KSCN + HCl = KCl + AlCl3 + NH4Cl + C + H2S =>
4 Al + 3 KSCN + 18 HCl = 3 KCl + 4 AlCl3 + 3 NH4Cl + 3 C + 3 H2S
Al(CH3CO2)3 + NaOH = Al(OH)3 + Na(CH3CO2) =>
Al(CH3CO2)3 + 3 NaOH = Al(OH)3 + 3 Na(CH3CO2)
Fe + Ce2 = Fe2Ce2 =>
2 Fe + Ce2 = Fe2Ce2
NiO(s) + H2(g) = Ni(s) + H2O(g) =>
NiO(s) + H2(g) = Ni(s) + H2O(g)
NO3{-} + Al + H2O + OH{-} = [Al(OH)6]{3-} + NH3 =>
3 NO3{-} + 8 Al + 18 H2O + 21 OH{-} = 8[Al(OH)6]{3-} + 3 NH3
Ca3N2 + Cl2 = CaCl2 + N2 =>
Ca3N2 + 3 Cl2 = 3 CaCl2 + N2
K2Cr2O7 + HCl = CrCl3 + KCl + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 CrCl3 + 2 KCl + 7 H2O + 3 Cl2
KHC4H4O6 = K + HC4H4O6 =>
KHC4H4O6 = K + HC4H4O6
Na[Cr(OH)4] = Cr(OH)3 + NaOH =>
Na[Cr(OH)4] = Cr(OH)3 + NaOH
NiSO4*6H2O + Na2CO3 = NiCO3 + Na2SO4 + H2O =>
NiSO4*6H2O + Na2CO3 = NiCO3 + Na2SO4 + 6 H2O
Ag + H2(SO4) = Ag(SO4) + H2 =>
Ag + H2(SO4) = Ag(SO4) + H2
Al(OH)3 + Fe2O3 = Al2O3 + Fe(OH)3 =>
2 Al(OH)3 + Fe2O3 = Al2O3 + 2 Fe(OH)3
Mg + HClO4 = MgClO4 + H =>
Mg + HClO4 = MgClO4 + H
Au + KNC + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KNC + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
Li(OH) + Na = Na(OH) + Li =>
Li(OH) + Na = Na(OH) + Li
CO2 + H2O + {-} = C2H5OH + OH{-} =>
2 CO2 + 9 H2O + 12e = C2H5OH + 12 OH{-}
C4H8 + KMnO4 + KOH = CH3COOH + K2MnO4 + H2O =>
C4H8 + 8 KMnO4 + 8 KOH = 2 CH3COOH + 8 K2MnO4 + 4 H2O
Na2SiO3 + HOH = NaOH + H2SiO3 =>
Na2SiO3 + 2 HOH = 2 NaOH + H2SiO3
SrCO3 + H2S = SrS + H2CO3 =>
SrCO3 + H2S = SrS + H2CO3
SnO + HCl = SnCl2 + H2O =>
SnO + 2 HCl = SnCl2 + H2O
C3H18(l) + O2(g) = CO2(g) + H2O(g) =>
2 C3H18(l) + 15 O2(g) = 6 CO2(g) + 18 H2O(g)
(NH4)3CO3 = NH4 + CO3 =>
(NH4)3CO3 = 3 NH4 + CO3
CaMg(CO3)2 + HNO3 = Ca(NO3)2 + Mg(NO3)2 + CO2 + H2O =>
CaMg(CO3)2 + 4 HNO3 = Ca(NO3)2 + Mg(NO3)2 + 2 CO2 + 2 H2O
Au + KNC + O2 + H2O = KAu(CN)2 + KOH =>
4 Au + 8 KNC + O2 + 2 H2O = 4 KAu(CN)2 + 4 KOH
HCl + CaN = H2N + CaCl2 =>
2 HCl + CaN = H2N + CaCl2
Mg2ClO3 = ClO3 + Mg =>
Mg2ClO3 = ClO3 + 2 Mg
Pb(NO3)2 + Na(OH) = Pb(OH) + Na(NO3)2 =>
Pb(NO3)2 + Na(OH) = Pb(OH) + Na(NO3)2
NO + SO2 + H2O = H2SO4 + N2O =>
2 NO + SO2 + H2O = H2SO4 + N2O
CuO + Fe = FeO2 + Cu =>
2 CuO + Fe = FeO2 + 2 Cu
Co + H2CO3 = Co2(CO3)3 + H2 =>
2 Co + 3 H2CO3 = Co2(CO3)3 + 3 H2
Fe + K4(Fe(CN)6) = Fe4(Fe(CN)6) + K =>
4 Fe + K4(Fe(CN)6) = Fe4(Fe(CN)6) + 4 K
NH4CH3CO2 = NH4 + CH3CO2 =>
NH4CH3CO2 = NH4 + CH3CO2
Cu + (OH)2 + HCl = CuCl2 + H2O =>
Cu + (OH)2 + 2 HCl = CuCl2 + 2 H2O
K2(HCO3)2 = K2O + H2O + CO2 =>
K2(HCO3)2 = K2O + H2O + 2 CO2
NH4OH + KCl = KOH + NH4Cl =>
NH4OH + KCl = KOH + NH4Cl
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