| Équations équilibrées la veille |
2 NH3 = N2 + 3 H2
CoO(OH) + HCl = CoCl2 + Cl2 + H2O =>
2 CoO(OH) + 6 HCl = 2 CoCl2 + Cl2 + 4 H2O
NaH2PO4 + Ca3(PO4)2 = CaHPO4 + Na3PO4 =>
3 NaH2PO4 + 2 Ca3(PO4)2 = 6 CaHPO4 + Na3PO4
HC4H7O3 + NaOH = NaC4H7O3 + H2O =>
HC4H7O3 + NaOH = NaC4H7O3 + H2O
FeS + O2 + H2O = Fe2O3 + H2SO4 =>
4 FeS + 9 O2 + 4 H2O = 2 Fe2O3 + 4 H2SO4
I2{-} + Fe{+3} = I2 + Fe{+2} =>
I2{-} + Fe{+3} = I2 + Fe{+2}
C6H10 + Cl2 = CH3CH(Cl)CH(Cl)CH(Cl)CH(Cl)CH3 =>
C6H10 + 2 Cl2 = CH3CH(Cl)CH(Cl)CH(Cl)CH(Cl)CH3
H2Se + Mg(OH)2 = H2O + Mg2Se2 =>
2 H2Se + 2 Mg(OH)2 = 4 H2O + Mg2Se2
Ag + S = AgS2S =>
Ag + 3 S = AgS2S
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
Ni + O2 + H2SO4 = NiSO4 + H2O =>
2 Ni + O2 + 2 H2SO4 = 2 NiSO4 + 2 H2O
C2H5OH + CuO = CH3CO2H + Cu + H2O =>
C2H5OH + 2 CuO = CH3CO2H + 2 Cu + H2O
CH4 + O2 = H2O + CO =>
2 CH4 + 3 O2 = 4 H2O + 2 CO
CH3CONH2HBr = CH3CONH3Br =>
CH3CONH2HBr = CH3CONH3Br
Li2SO4(aq) + PB(C2H3O2)2(aq) = LiC2H3O2(aq) + PBSO4(s) =>
Li2SO4(aq) + PB(C2H3O2)2(aq) = 2 LiC2H3O2(aq) + PBSO4(s)
NH4NO3 + HClO4 = NH4ClO4 + HNO3 =>
NH4NO3 + HClO4 = NH4ClO4 + HNO3
Cu + Fe(NO3)3 = Cu(NO3)2 + Fe =>
3 Cu + 2 Fe(NO3)3 = 3 Cu(NO3)2 + 2 Fe
KClO3 + Zn + H2SO4 + AgNO3 = AgCl + ZnSO4 + KNO3 + H2O =>
KClO3 + 3 Zn + 3 H2SO4 + AgNO3 = AgCl + 3 ZnSO4 + KNO3 + 3 H2O
(NH4)2SO4 + NaOH(aq) = NH3(g) + Na2SO4(aq) + H2O(l) =>
(NH4)2SO4 + 2 NaOH(aq) = 2 NH3(g) + Na2SO4(aq) + 2 H2O(l)
CH3COOH + NaHCO3 = CO2 + H2O + NaCH3COONa =>
9 CH3COOH + 16 NaHCO3 = 18 CO2 + 14 H2O + 8 NaCH3COONa
CH3Br + NaOH = C2H4 + NaBr + H2O =>
2 CH3Br + 2 NaOH = C2H4 + 2 NaBr + 2 H2O
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4 =>
Li2CO3 + H2SO4 = CO2 + H2O + Li2SO4
As2O3{3-} + I2 + OH{-} = AsO4{3-} + I{-} + H2O =>
2 As2O3{3-} + 7 I2 + 20 OH{-} = 4 AsO4{3-} + 14 I{-} + 10 H2O
Ni(NO3)2(aq) + Na3PO4(aq) = Ni3(PO4)2 + NaNO3(aq) =>
3 Ni(NO3)2(aq) + 2 Na3PO4(aq) = Ni3(PO4)2 + 6 NaNO3(aq)
MgSO4 + CH3COOH = Mg(CH3COO)2 + SO3 + H2O =>
MgSO4 + 2 CH3COOH = Mg(CH3COO)2 + SO3 + H2O
Al2O3 + KOH = H2O + KAlO2 =>
Al2O3 + 2 KOH = H2O + 2 KAlO2
Mg(NO3)2(s) = MgO(s) + NO2(g) + O2(g) =>
2 Mg(NO3)2(s) = 2 MgO(s) + 4 NO2(g) + O2(g)
C3H7OH = C3H6H2O =>
C3H7OH = C3H6H2O
C6H14 + O = CO2 + H2O =>
C6H14 + 19 O = 6 CO2 + 7 H2O
Cu2S + HNO3 = Cu(NO3)2 + NO + H2SO4 + H2O =>
3 Cu2S + 22 HNO3 = 6 Cu(NO3)2 + 10 NO + 3 H2SO4 + 8 H2O
Ca3(PO4)2 + SiO6 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO6 + 34 C = 6 CaSiO3 + P4 + 34 CO
CuO + H2WO4 = Cu(WO4) + O2 + H2 =>
2 CuO + 2 H2WO4 = 2 Cu(WO4) + O2 + 2 H2
CO2 + K2CrO4 + H2O = K2Cr2O7 + KHCO3 =>
2 CO2 + 2 K2CrO4 + H2O = K2Cr2O7 + 2 KHCO3
Fe3C + KClO3 = KCl + Fe2O3 + CO2 =>
6 Fe3C + 13 KClO3 = 13 KCl + 9 Fe2O3 + 6 CO2
Si4 + HF = SiF + H2 =>
Si4 + 4 HF = 4 SiF + 2 H2
NaOH(aq) + CuCl2(aq) = Cu(OH)2 + NaCl(aq) =>
2 NaOH(aq) + CuCl2(aq) = Cu(OH)2 + 2 NaCl(aq)
H2SO4 + AlCl2 = H2Cl2 + AlSO4 =>
H2SO4 + AlCl2 = H2Cl2 + AlSO4
Ag(s) + HCl(aq) = AgCl + H2 =>
2 Ag(s) + 2 HCl(aq) = 2 AgCl + H2
Cu + KCN + H2O = K[Cu(CN)2] + KOH + H2 =>
2 Cu + 4 KCN + 2 H2O = 2 K[Cu(CN)2] + 2 KOH + H2
ClNH4 + NaOH = NaCl + NH3 + H2O =>
ClNH4 + NaOH = NaCl + NH3 + H2O
C12H26 = CH3(CH2)6CH3 + C2H4 =>
C12H26 = CH3(CH2)6CH3 + 2 C2H4
Mg(OH)2 + HNO3 = MgO3 + HN(OH)2 =>
Mg(OH)2 + HNO3 = MgO3 + HN(OH)2
Fe4 + O2 = Fe4O3 =>
2 Fe4 + 3 O2 = 2 Fe4O3
Cu(ClO)2 + Pb(NO3)3 = Pb(ClO)3 + Cu(NO3)2 =>
3 Cu(ClO)2 + 2 Pb(NO3)3 = 2 Pb(ClO)3 + 3 Cu(NO3)2
Fe(s) + Cu(NO3)2(aq) = Cu(s) + Fe(NO3)3(aq) =>
2 Fe(s) + 3 Cu(NO3)2(aq) = 3 Cu(s) + 2 Fe(NO3)3(aq)
CO + BaO = BaC2 + CO2 =>
5 CO + BaO = BaC2 + 3 CO2
Cu + MgCl2 = Cl2Cu + Mg =>
Cu + MgCl2 = Cl2Cu + Mg
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NH4F + NaOH + Al(OH)3 = Na3AlF6 + NH3 + H2O =>
6 NH4F + 3 NaOH + Al(OH)3 = Na3AlF6 + 6 NH3 + 6 H2O
I2 + Na2SO3 + H2SO4 = NaIO3 + S + H2O =>
I2 + Na2SO3 + H2SO4 = 2 NaIO3 + 2 S + H2O
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Équations équilibrées sur12/10/24
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