| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H5Cl + 2 Na = C2H5Na + NaCl
Pb2(aq) + CrO4(aq) = PbCrO4(s) =>
Pb2(aq) + 2 CrO4(aq) = 2 PbCrO4(s)
Na2CrO4 + Na2S + H2SO4 = Cr2(SO4)3 + Na2SO4 + H2O =>
8 Na2CrO4 + 3 Na2S + 20 H2SO4 = 4 Cr2(SO4)3 + 11 Na2SO4 + 20 H2O
Zr*(HPO4)2 = ZrP2O7 + H2O =>
Zr*(HPO4)2 = ZrP2O7 + H2O
Sn + HCO3 = SnCO3 + CO + HOH =>
3 Sn + 4 HCO3 = 3 SnCO3 + CO + 2 HOH
(NH4)2SO4(s) = (NH4)2(aq) + SO4(aq) =>
(NH4)2SO4(s) = (NH4)2(aq) + SO4(aq)
CaO*SiO2 + H2O = CaO*2SiO2*3H2O + Ca(OH)2 =>
2 CaO*SiO2 + 4 H2O = CaO*2SiO2*3H2O + Ca(OH)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C23H29N3O2 + H2O = C20H25N3O + C3H6O2 =>
C23H29N3O2 + H2O = C20H25N3O + C3H6O2
Ba(H2PO2)2 + Na2CO3 = NaPH2O2 + BaCO3 =>
Ba(H2PO2)2 + Na2CO3 = 2 NaPH2O2 + BaCO3
P2O5 + NaOH = Na3PO4 + H2O =>
P2O5 + 6 NaOH = 2 Na3PO4 + 3 H2O
Zn2 + H2SO4 = H + Zn2SO4 =>
Zn2 + H2SO4 = 2 H + Zn2SO4
BaO + I2 = O2 + BaI2 =>
2 BaO + 2 I2 = O2 + 2 BaI2
C2H5OH = H2O + C2H5OC2H5 =>
2 C2H5OH = H2O + C2H5OC2H5
CUO2 = CU + O2 =>
CUO2 = CU + O2
SiF4(s) + H2O(l) = HF(aq) + SiO2 =>
SiF4(s) + 2 H2O(l) = 4 HF(aq) + SiO2
NaNO2 + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + NaNO3 + H2O + K2SO4 =>
3 NaNO2 + 4 H2SO4 + K2Cr2O7 = Cr2(SO4)3 + 3 NaNO3 + 4 H2O + K2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mg(OH) = MgO + H =>
Mg(OH) = MgO + H
C6H12O5 + H2SO4 = CO2 + H2O + H2S =>
4 C6H12O5 + 13 H2SO4 = 24 CO2 + 24 H2O + 13 H2S
(NH4)2C2O4 + NaCl = NH4Cl + Na2C2O4 =>
(NH4)2C2O4 + 2 NaCl = 2 NH4Cl + Na2C2O4
Cr(OH)6 + H2SO4 = H2O + Cr2(SO4)6 =>
2 Cr(OH)6 + 6 H2SO4 = 12 H2O + Cr2(SO4)6
BaCl2*2H2O + FeCl3*6H2O = BaFe12O19 + HCl + H2O =>
BaCl2*2H2O + 12 FeCl3*6H2O = BaFe12O19 + 38 HCl + 55 H2O
Al2O3 + LiOH + H2O = Li[Al(OH)4] =>
Al2O3 + 2 LiOH + 3 H2O = 2 Li[Al(OH)4]
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
ClO4 + H3O = HClO4 + H2O =>
ClO4 + H3O = HClO4 + H2O
P2O3 + KClO3 = P2O5 + KCl =>
3 P2O3 + 2 KClO3 = 3 P2O5 + 2 KCl
HCl + H2O2 = HClO + H2O =>
HCl + H2O2 = HClO + H2O
AlBr3 + Cl = AlCl3 + bromine =>
2 AlBr3 + 6 Cl = 2 AlCl3 + 3 Br2
OH{-} + HNO2 = NO2{-} + H2O =>
OH{-} + HNO2 = NO2{-} + H2O
KClO3(s) = KCl(s) + O2(g) =>
2 KClO3(s) = 2 KCl(s) + 3 O2(g)
NH4OH + O2 = NH3O + OH =>
NH4OH + O2 = NH3O + 2 OH
FeI2 + Pb(NO3)2 = PbI2 + Fe(NO3)2 =>
FeI2 + Pb(NO3)2 = PbI2 + Fe(NO3)2
XC3H6 + NH3 + O2 = XC3H3N + H2O =>
2 XC3H6 + 2 NH3 + 3 O2 = 2 XC3H3N + 6 H2O
Hg + HNO3 = HgO + NO + NH4NO3 =>
7 Hg + 4 HNO3 = 7 HgO + 2 NO + NH4NO3
Cr(s) + CuSO4 = Cu(s) + Cr2(SO4)3 =>
2 Cr(s) + 3 CuSO4 = 3 Cu(s) + Cr2(SO4)3
MgCO3 + HCOOH = Mg(HCOO)2 + H2O + CO2 =>
MgCO3 + 2 HCOOH = Mg(HCOO)2 + H2O + CO2
PbCO3 + Cu(NO3)2 = Pb(NO3)2 + CuCO3 =>
PbCO3 + Cu(NO3)2 = Pb(NO3)2 + CuCO3
KCrO2 + NaClO + KOH = NaCl + K2CrO4 + H2O =>
2 KCrO2 + 3 NaClO + 2 KOH = 3 NaCl + 2 K2CrO4 + H2O
Fe + H2SO4 = FeSO4 + H2 =>
Fe + H2SO4 = FeSO4 + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C8H8O2 + (C2H5)2NH2Cl + C7H7O2SCl + (C2H5)3N = C8H7ON(C2H5)2 + (C2H5)3NC7H7O2SOH + (C2H5)3NHCl =>
C8H8O2 + (C2H5)2NH2Cl + C7H7O2SCl + 3(C2H5)3N = C8H7ON(C2H5)2 + (C2H5)3NC7H7O2SOH + 2(C2H5)3NHCl
C6H14 + O2 = C2 + H2O =>
2 C6H14 + 7 O2 = 6 C2 + 14 H2O
(CH3)3COOC(CH3)3 = (CH3)2CO + C2H6 =>
(CH3)3COOC(CH3)3 = 2(CH3)2CO + C2H6
Ca(s) + F2(g) = Ca2F2(s) =>
2 Ca(s) + F2(g) = Ca2F2(s)
CH3COOH + CaO = Ca(CH3COO)2 + H2O =>
2 CH3COOH + CaO = Ca(CH3COO)2 + H2O
Cr2O3 + C = Cr + C2O3 =>
Cr2O3 + 2 C = 2 Cr + C2O3
BaCO + O2 = BaCO3 =>
BaCO + O2 = BaCO3
MnO2 + HCl2 = MnCl2 + Cl2 + H2O =>
MnO2 + 4 HCl2 = MnCl2 + 3 Cl2 + 2 H2O
Mg(OH)2 + K2SiO3 = MgSiO3 + KOH =>
Mg(OH)2 + K2SiO3 = MgSiO3 + 2 KOH
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Équations équilibrées sur12/24/24
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