| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Sc + 3 H2CO3 = Sc2(CO3)3 + 3 H2
PbO(s) + H2O(l) = Pb(OH)2(aq) =>
PbO(s) + H2O(l) = Pb(OH)2(aq)
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
CBr4 + H2O = CO2 + HBr =>
CBr4 + 2 H2O = CO2 + 4 HBr
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
MnO4{-}(aq) + H2O(l) + NO2{-}(aq) = MnO2(s) + NO3{-}(aq) + OH{-}(aq) =>
2 MnO4{-}(aq) + H2O(l) + 3 NO2{-}(aq) = 2 MnO2(s) + 3 NO3{-}(aq) + 2 OH{-}(aq)
Ca(BrO3)2 + HBr = CaBr2 + Br2 + H2O =>
Ca(BrO3)2 + 12 HBr = CaBr2 + 6 Br2 + 6 H2O
Ca + HCl2 = H2 + CaCl2 =>
2 Ca + 2 HCl2 = H2 + 2 CaCl2
KNO3 = (KNO2) + O2 =>
2 KNO3 = 2(KNO2) + O2
Cl2 + Ag2NO3 + H2O = AgCl + AgClO3 + HNO3 =>
6 Cl2 + 6 Ag2NO3 + 3 H2O = 11 AgCl + AgClO3 + 6 HNO3
MnO4{+} + H{+} + NO2{-} = NO3{-} + Mn{2+} + H2O =>
2 MnO4{+} + 2 H{+} + 7 NO2{-} = 7 NO3{-} + 2 Mn{2+} + H2O
K2CrO4 + H2SO4 + H2O2 = K2SO4 + CrO4 + H2O =>
K2CrO4 + H2SO4 + H2O2 = K2SO4 + CrO4 + 2 H2O
KMnO4 + H2SO4 + CH3CH2OH = MnSO4 + K2SO4 + CH3COOH + H2O =>
4 KMnO4 + 6 H2SO4 + 5 CH3CH2OH = 4 MnSO4 + 2 K2SO4 + 5 CH3COOH + 11 H2O
BaS + Ca(OH)2 = Ba(OH)2 + CaS =>
BaS + Ca(OH)2 = Ba(OH)2 + CaS
Fr + H2O = H2 + FrO2 =>
Fr + 2 H2O = 2 H2 + FrO2
H2SO4 + ZnSO4 = H2[Zn(SO4)2] =>
H2SO4 + ZnSO4 = H2[Zn(SO4)2]
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
KMnO4 + K2S + HClO4 = Mn(ClO4)2 + SO2 + KClO4 + H2O =>
6 KMnO4 + 5 K2S + 28 HClO4 = 6 Mn(ClO4)2 + 5 SO2 + 16 KClO4 + 14 H2O
O2 + Cl = OCl2 =>
O2 + 4 Cl = 2 OCl2
Fe2(SO4)3 + HCl = FeCl3 + H2SO4 =>
Fe2(SO4)3 + 6 HCl = 2 FeCl3 + 3 H2SO4
Na2CO3 + CuSO4 = CO3Cu + SO4Na2 =>
Na2CO3 + CuSO4 = CO3Cu + SO4Na2
Ca{2+} + HPO4{2-} = CaHPO4 =>
Ca{2+} + HPO4{2-} = CaHPO4
Na3PO4 + Ni(ClO4)2 = NaClO4 + Ni3(PO4)2 =>
2 Na3PO4 + 3 Ni(ClO4)2 = 6 NaClO4 + Ni3(PO4)2
Fe(cl)3 + NH4OH = Fe(OH)3 + NH4 =>
Fe(cl)3 + 9 NH4OH = 3 Fe(OH)3 + 9 NH4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
BiNO3 + NH4OH = BiOH + NH4NO3 =>
BiNO3 + NH4OH = BiOH + NH4NO3
Ba(NO3)2 + NH3 + H2O = Ba(OH)2 + NH4NO3 =>
Ba(NO3)2 + 2 NH3 + 2 H2O = Ba(OH)2 + 2 NH4NO3
CoSO4 + CaCO3 + H2O = Co(OH)2 + CO2 + CaSO4 =>
CoSO4 + CaCO3 + H2O = Co(OH)2 + CO2 + CaSO4
KCIO3(s) + P4(s) = P4O10 + KCI(s) =>
10 KCIO3(s) + 3 P4(s) = 3 P4O10 + 10 KCI(s)
NH4OH + HCl = NH4Cl + H2O =>
NH4OH + HCl = NH4Cl + H2O
Sr + H2O = SrOH2 =>
Sr + H2O = SrOH2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
Fe2 + O2 + H2O = Fe2O3H2O =>
2 Fe2 + 3 O2 + 2 H2O = 2 Fe2O3H2O
FeBr3 + Li2SO4 = Fe2(SO4)3 + LiBr =>
2 FeBr3 + 3 Li2SO4 = Fe2(SO4)3 + 6 LiBr
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
KNO2 + K2S + H2SO4 = K2SO4 + NO + H2O =>
8 KNO2 + K2S + 4 H2SO4 = 5 K2SO4 + 8 NO + 4 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2SO4 + CaI2 = CaSO4 + KI =>
K2SO4 + CaI2 = CaSO4 + 2 KI
C2H2 + NaOH = C2Na2 + H2O =>
C2H2 + 2 NaOH = C2Na2 + 2 H2O
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + H2O(l) =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + 2 H2O(l)
AgNO3 + H2S = Ag2S + (HNO3) =>
2 AgNO3 + H2S = Ag2S + 2(HNO3)
Mg(OH)2 + FeO = MgO + Fe2O3 + H2 =>
Mg(OH)2 + 2 FeO = MgO + Fe2O3 + H2
C2H6(g) + Br2(l) = C2H5Br(l) + HBr(g) =>
C2H6(g) + Br2(l) = C2H5Br(l) + HBr(g)
(NH4)2CO3 + CoN3O9 = NH4NO3 + Co2(CO3)3 =>
3(NH4)2CO3 + 2 CoN3O9 = 6 NH4NO3 + Co2(CO3)3
P4O10 = P4 + O2 =>
P4O10 = P4 + 5 O2
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
K + H3PO4 = K(PO4) + H2 =>
2 K + 2 H3PO4 = 2 K(PO4) + 3 H2
Zn(OH)2 + NaOH = Na2[Zn(OH)4] =>
Zn(OH)2 + 2 NaOH = Na2[Zn(OH)4]
BaSO4(s) + HCl(aq) = BaCl2(aq) + H2SO4(aq) =>
BaSO4(s) + 2 HCl(aq) = BaCl2(aq) + H2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/12/24
Équations équilibrées sur12/12/23
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