| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 H2 + O2 = 2 H2O
H2 + Ta2O3 = Ta + H2O =>
3 H2 + Ta2O3 = 2 Ta + 3 H2O
ZnSO4 + Na4SiO4 = Zn4(SiO4)2 + Na2SO4 =>
4 ZnSO4 + 2 Na4SiO4 = Zn4(SiO4)2 + 4 Na2SO4
CuSO4*5H2O = CuO + SO + H2O + HO =>
CuSO4*5H2O = CuO + SO + 3 H2O + 4 HO
NO3{-} + S + H{+} = NO2 + SO4{-2} + H2O =>
6 NO3{-} + S + 4 H{+} = 6 NO2 + SO4{-2} + 2 H2O
Fe + CaCO3 = Fe2(CO3)3 + Ca =>
2 Fe + 3 CaCO3 = Fe2(CO3)3 + 3 Ca
H2 = H9 =>
9 H2 = 2 H9
KNO3 + NaCl = KCl + NaNO3 =>
KNO3 + NaCl = KCl + NaNO3
POCl3 + Al2(B4O7)3 + H2O = AlPO3Cl2 + H3BO3 + HCl =>
2 POCl3 + Al2(B4O7)3 + 19 H2O = 2 AlPO3Cl2 + 12 H3BO3 + 2 HCl
NH3 + CuOH = Cu + H2O + N =>
NH3 + 3 CuOH = 3 Cu + 3 H2O + N
S + Ca(OH)2 = CaSO4 + CaS + H2O =>
4 S + 4 Ca(OH)2 = CaSO4 + 3 CaS + 4 H2O
Ag2S + HCl = AgCl + H2S =>
Ag2S + 2 HCl = 2 AgCl + H2S
KMnO4 + NaHSO3 + H2SO4 = K2SO4 + MnO2 + NaHSO4 + H2O =>
2 KMnO4 + 3 NaHSO3 + H2SO4 = K2SO4 + 2 MnO2 + 3 NaHSO4 + H2O
SH2 = H2S =>
SH2 = H2S
CuSO4 + Al(OH)2 = AlSO4 + Cu(OH)2 =>
CuSO4 + Al(OH)2 = AlSO4 + Cu(OH)2
Ca + H2O + C6H5O7 = C6H8O7 + CaCO3 =>
6 Ca + 11 H2O + 10 C6H5O7 = 9 C6H8O7 + 6 CaCO3
(NH4)3PO4 + MgCl2 = Mg3(PO4)2 + NH4Cl =>
2(NH4)3PO4 + 3 MgCl2 = Mg3(PO4)2 + 6 NH4Cl
NaCl + KBr = NaBr + KCl =>
NaCl + KBr = NaBr + KCl
HVO2 + H2Sn = H2VO + HSn + H2O =>
HVO2 + 3 H2Sn = H2VO + 3 HSn + H2O
PH3(g) + O2(g) = P2O5 + H2O(l) =>
2 PH3(g) + 4 O2(g) = P2O5 + 3 H2O(l)
Cu(s) + AuNO3(aq) = Cu(NO3)2(aq) + Au(s) =>
Cu(s) + 2 AuNO3(aq) = Cu(NO3)2(aq) + 2 Au(s)
(NH4)2S(aq) + CoCl2(aq) = (NH4)2Cl2(s) + CoS(s) =>
(NH4)2S(aq) + CoCl2(aq) = (NH4)2Cl2(s) + CoS(s)
C2H8N14 + O2 = CO2 + H2O + N2 =>
C2H8N14 + 4 O2 = 2 CO2 + 4 H2O + 7 N2
KOH + F2 = KF + F2O3 + H2O =>
6 KOH + 4 F2 = 6 KF + F2O3 + 3 H2O
Cs3(PO4) + Ag(NO3) = Cs(NO3) + Ag3(PO4) =>
Cs3(PO4) + 3 Ag(NO3) = 3 Cs(NO3) + Ag3(PO4)
Na2C2 + H2O = NaOH + CH =>
Na2C2 + 2 H2O = 2 NaOH + 2 CH
NH4 + OH = NH4OH =>
NH4 + OH = NH4OH
Mg + CaCO3 = CO3 + MgCa =>
Mg + CaCO3 = CO3 + MgCa
Fe(NO3)3 + KI = FeI3 + (KNO3) =>
Fe(NO3)3 + 3 KI = FeI3 + 3(KNO3)
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb =>
Pb(CH3COO)2 + Cu = Cu(CH3COO)2 + Pb
HCuCl2 + H2S = Cu2S + HCl =>
2 HCuCl2 + H2S = Cu2S + 4 HCl
HBr + FeCO3 = CO2 + FeBr2 + H2O =>
2 HBr + FeCO3 = CO2 + FeBr2 + H2O
Ca(OH)2 + Na(NO3) = Ca(NO3)2 + Na(OH) =>
Ca(OH)2 + 2 Na(NO3) = Ca(NO3)2 + 2 Na(OH)
KI + KBrO3 + HCl = I2 + KCl + KBr + H2O =>
6 KI + KBrO3 + 6 HCl = 3 I2 + 6 KCl + KBr + 3 H2O
H2SO4 + Au(OH)3 = Au2(SO4)3 + H2O =>
3 H2SO4 + 2 Au(OH)3 = Au2(SO4)3 + 6 H2O
HgS + Cl{-} + NO3{-} + H{+} = HgCl4{-2} + NO2 + SO4{-2} + H2O =>
HgS + 4 Cl{-} + 8 NO3{-} + 8 H{+} = HgCl4{-2} + 8 NO2 + SO4{-2} + 4 H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
[Ag(NH3)2]{+} + CN{-} = [Ag(CN)2]{-} + NH3 =>
[Ag(NH3)2]{+} + 2 CN{-} = [Ag(CN)2]{-} + 2 NH3
BaCO3 + HCOOH = BaCOOH + CO2 + H2O =>
2 BaCO3 + 3 HCOOH = 2 BaCOOH + 3 CO2 + 2 H2O
NH4HCO3 + NaOH = H2O + NH3 + Na2CO3 =>
NH4HCO3 + 2 NaOH = 2 H2O + NH3 + Na2CO3
HI + Na2CO3 = H2O + CO2 + NaI =>
2 HI + Na2CO3 = H2O + CO2 + 2 NaI
Cu + PdCl2 = CuCl2 + Pd2 =>
2 Cu + 2 PdCl2 = 2 CuCl2 + Pd2
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l)
Cu + Ag3PO4 = CuPO4 + Ag =>
Cu + Ag3PO4 = CuPO4 + 3 Ag
PbSO4 + FeCl3 = Fe2(SO4)3 + PbCl2 =>
3 PbSO4 + 2 FeCl3 = Fe2(SO4)3 + 3 PbCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn(NO3)2(aq) + H2SO4(aq) = ZnSO4(s) + HNO3 =>
Zn(NO3)2(aq) + H2SO4(aq) = ZnSO4(s) + 2 HNO3
Mg + H2SO4 = MgSO4 + SO + H2O =>
2 Mg + 3 H2SO4 = 2 MgSO4 + SO + 3 H2O
H2(g) + Cl2 = HCl(g) =>
H2(g) + Cl2 = 2 HCl(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/02/24
Équations équilibrées sur10/02/23
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