| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 ZnO + 2 SO3 = 2 ZnSO3 + O2
H + CS2 = CH4 + H2S =>
8 H + CS2 = CH4 + 2 H2S
H5IO6 + HI = I2 + H2O =>
H5IO6 + 7 HI = 4 I2 + 6 H2O
Cl*2 + NaOH = NaCl + NaClO + H2O =>
2 Cl*2 + 2 NaOH = NaCl + NaClO + H2O
Cu + HgCl = CuCl + Hg =>
Cu + HgCl = CuCl + Hg
N2H5Cl + K2Cr2O7 + H3PO4 = N2 + H2O + HCl + K3PO4 + CrPO4 =>
9 N2H5Cl + 6 K2Cr2O7 + 16 H3PO4 = 9 N2 + 42 H2O + 9 HCl + 4 K3PO4 + 12 CrPO4
HNo3 + K2Cr2O7 + Fe(No3)2 = KNo3 + Fe(No3)3 + Cr(No3)2 + H2O =>
14 HNo3 + K2Cr2O7 + 8 Fe(No3)2 = 2 KNo3 + 8 Fe(No3)3 + 2 Cr(No3)2 + 7 H2O
K2Cr2O7(aq) + CH3CH2OH(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + K2SO4(aq) + CH3COOH(aq) + H2O =>
2 K2Cr2O7(aq) + 3 CH3CH2OH(aq) + 8 H2SO4(aq) = 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 3 CH3COOH(aq) + 11 H2O
CaCO3(s) + HCl = CaCl2 + CO2(g) + H2O =>
CaCO3(s) + 2 HCl = CaCl2 + CO2(g) + H2O
HOCH2CH2OH + K2Cr2O7 + H2SO4 = HOCCOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 HOCH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 HOCCOH + 2 Cr2(SO4)3 + 2 K2SO4 + 14 H2O
Fe(NO3)2 + NH3 + H2O = Fe(OH)3 + NH4NO3 =>
8 Fe(NO3)2 + 14 NH3 + 21 H2O = 8 Fe(OH)3 + 15 NH4NO3
H3PO4(aq) = H4P2O7 + H2O =>
2 H3PO4(aq) = H4P2O7 + H2O
FeCl3 + NH3 = Fe(NH3)3 + Cl2 =>
2 FeCl3 + 6 NH3 = 2 Fe(NH3)3 + 3 Cl2
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l) =>
Cl2(g) + CuBr2(aq) = CuCl2(aq) + Br2(l)
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Al + Ba(OH)2 + H2O = Ba3[Al(OH)6]2 + H2 =>
2 Al + 3 Ba(OH)2 + 6 H2O = Ba3[Al(OH)6]2 + 3 H2
Cl2(g) + MgBr2(aq) = Mg + ClBr =>
Cl2(g) + MgBr2(aq) = Mg + 2 ClBr
K + Cr = KCr =>
K + Cr = KCr
NH4HCO3 + H2O = H2CO3 + NH4OH =>
NH4HCO3 + H2O = H2CO3 + NH4OH
NaHCO3 + C3H4O2 = NaC2H3O2 + CO2 + H2O =>
3 NaHCO3 + 2 C3H4O2 = 3 NaC2H3O2 + 3 CO2 + H2O
Ti(NO3)4 + (NH4)3PO4 = Ti3(PO4)4 + NH4NO3 =>
3 Ti(NO3)4 + 4(NH4)3PO4 = Ti3(PO4)4 + 12 NH4NO3
CuSO4*5H2O + H2O = [Cu(H2O)6]{2+} + SO4{2-} =>
CuSO4*5H2O + H2O = [Cu(H2O)6]{2+} + SO4{2-}
CuSO + H2SO4 = CuSO4 + SO2 + H2O =>
CuSO + 3 H2SO4 = CuSO4 + 3 SO2 + 3 H2O
C2H2Br4 + Zn = C2H2 + ZnBr2 =>
C2H2Br4 + 2 Zn = C2H2 + 2 ZnBr2
Mn2 + OH = Mn(OH)3 =>
Mn2 + 6 OH = 2 Mn(OH)3
HSbO3 + NaOH = NaSbO3 + H2O =>
HSbO3 + NaOH = NaSbO3 + H2O
Na2CO3 + H3O = Na + CO2 + H2O =>
Na2CO3 + 2 H3O = 2 Na + CO2 + 3 H2O
Sc2NbN2F2 = NbN + ScN + Nb2F5 + Sc =>
5 Sc2NbN2F2 = NbN + 9 ScN + 2 Nb2F5 + Sc
NaHCO3(aq) + H2O(l) = Na(aq) + OH(aq) + H2CO3(aq) = H2CO3(aq) = CO2(g) + H2O(l) =>
NaHCO3(aq) + H2O(l) = Na(aq) + OH(aq) + H2CO3(aq)
BaCO3 = Ba + CO2 + O2 =>
2 BaCO3 = 2 Ba + 2 CO2 + O2
(CH3)3CNH2BH3 + HCl = (CH3)3CNH2BH2Cl + H2 =>
(CH3)3CNH2BH3 + HCl = (CH3)3CNH2BH2Cl + H2
NaHCO3 + H3O = NaO + H2O + CO =>
NaHCO3 + H3O = NaO + 2 H2O + CO
Cr(OH)3 + LiOH = Li3[Cr(OH)6] =>
Cr(OH)3 + 3 LiOH = Li3[Cr(OH)6]
CaSO4 + HNo3 = Ca(No3)2 + H2SO4 =>
CaSO4 + 2 HNo3 = Ca(No3)2 + H2SO4
Li2CO3(aq) + H2SO4(aq) = Li2SO4(aq) + CO2(g) + H2O(l) =>
Li2CO3(aq) + H2SO4(aq) = Li2SO4(aq) + CO2(g) + H2O(l)
Ca(OH)2 + CH3COOH = Ca(CH3COOH)2 + OH =>
Ca(OH)2 + 2 CH3COOH = Ca(CH3COOH)2 + 2 OH
HC2H3O2 + C5H11OH = C7H14O2 + H2O =>
HC2H3O2 + C5H11OH = C7H14O2 + H2O
Cu + ZnCl2 = Zn + CuCl2 =>
Cu + ZnCl2 = Zn + CuCl2
H2O + Cu = Cu(OH)2 + H2{+} + e =>
2 H2O + Cu = Cu(OH)2 + H2{+} + e
Cu + HNO3(conc) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(conc) = 3 Cu(NO3)2 + 2 NO + 4 H2O
MgCl2*6H2O + ZnCl2 + C9H6NOH = ZnMg(C9H6NO)4 + H2O + HCl =>
MgCl2*6H2O + ZnCl2 + 4 C9H6NOH = ZnMg(C9H6NO)4 + 6 H2O + 4 HCl
MnSO4 + KCIO3 + KOH = K2MnO4 + KCI + H2SO4 =>
3 MnSO4 + 2 KCIO3 + 6 KOH = 3 K2MnO4 + 2 KCI + 3 H2SO4
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
Au(HSO4)3 + BeCr2O7 = Au(Cr2O7)3 + Be(HSO4) =>
Au(HSO4)3 + 3 BeCr2O7 = Au(Cr2O7)3 + 3 Be(HSO4)
PbO + HNo3 = Pb(No3)2 + H2O =>
PbO + 2 HNo3 = Pb(No3)2 + H2O
Hg2(NO3)2 + Na2S = Hg2S + Na2(NO3)2 =>
Hg2(NO3)2 + Na2S = Hg2S + Na2(NO3)2
NaHSO3 + Ba(NO3)2 = NaBaHSO3(NO3)2 =>
NaHSO3 + Ba(NO3)2 = NaBaHSO3(NO3)2
TiO2 + Al = Ti + Al2O3 =>
3 TiO2 + 4 Al = 3 Ti + 2 Al2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/15/25
Équations équilibrées sur03/17/24
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