| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O + AsO4 = AsO3 + 2 OH
NiSO4 + H2O = (NiOH)2SO4 + H2SO4 =>
2 NiSO4 + 2 H2O = (NiOH)2SO4 + H2SO4
H2S + H2O2 = S + H2O =>
H2S + H2O2 = S + 2 H2O
(CuOH)2SO4 + HNO3 = H2SO4 + Cu(NO3)2 + H2O =>
(CuOH)2SO4 + 4 HNO3 = H2SO4 + 2 Cu(NO3)2 + 2 H2O
Mg + CuPO4 = Cu + Mg3(PO4)2 =>
3 Mg + 2 CuPO4 = 2 Cu + Mg3(PO4)2
FeSO4 + Cl2 = FeClSO4 =>
2 FeSO4 + Cl2 = 2 FeClSO4
NaBr + H2SO4 + MnO2 = Br2 + MnSO4 + H2O + Na2SO4 =>
2 NaBr + 2 H2SO4 + MnO2 = Br2 + MnSO4 + 2 H2O + Na2SO4
C(NH2)3NO3 = N2 + H2O + C2 =>
2 C(NH2)3NO3 = 4 N2 + 6 H2O + C2
Na(s) + O2(g) = Na2O =>
4 Na(s) + O2(g) = 2 Na2O
CaCO3(k) = CaO(k) + CO2(d) =>
CaCO3(k) = CaO(k) + CO2(d)
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CH3CH2COOH + NaOH = CH3CH2COONa + H2O =>
CH3CH2COOH + NaOH = CH3CH2COONa + H2O
SnI2 + H2O = SnO + HI =>
SnI2 + H2O = SnO + 2 HI
Mg(OH)2 + H3PO3 = Mg(H2PO3)2 + H2O =>
Mg(OH)2 + 2 H3PO3 = Mg(H2PO3)2 + 2 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeC2O4 = Fe + C2O4 =>
FeC2O4 = Fe + C2O4
Ra + H2SO4 = RaSO4 + H2 =>
Ra + H2SO4 = RaSO4 + H2
Fe(CN)6{-3} + Re + OH{-} = Fe(CN)6{-4} + ReO4{-} + H2O =>
7 Fe(CN)6{-3} + Re + 8 OH{-} = 7 Fe(CN)6{-4} + ReO4{-} + 4 H2O
Na + Ce2 = NaCe =>
2 Na + Ce2 = 2 NaCe
NaN3 + H2O = HN3 + Na2O =>
2 NaN3 + H2O = 2 HN3 + Na2O
Fe3C + HNO3 = Fe(NO3)3 + CO2 + NO2 + H2O =>
Fe3C + 22 HNO3 = 3 Fe(NO3)3 + CO2 + 13 NO2 + 11 H2O
C6H5CH2OH + KMnO4 + H3PO4 = C6H5COOH + K3PO4 + Mn3(PO4)2 + H2O =>
15 C6H5CH2OH + 12 KMnO4 + 12 H3PO4 = 15 C6H5COOH + 4 K3PO4 + 4 Mn3(PO4)2 + 33 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
As2O3 + KBrO3 + HCl = As2O5 + Br2 + KCl + H2O =>
5 As2O3 + 4 KBrO3 + 4 HCl = 5 As2O5 + 2 Br2 + 4 KCl + 2 H2O
K2O + Cl2O = KClO =>
K2O + Cl2O = 2 KClO
K2SO4 + Al = Al2(SO4)3 + K =>
3 K2SO4 + 2 Al = Al2(SO4)3 + 6 K
MgN + H2O = N2 + H2 + MgO =>
2 MgN + 2 H2O = N2 + 2 H2 + 2 MgO
C2H4 + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C2H4 + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
Pb(CH3COO)2 + KBr = PbBr2 + KCH3COO =>
Pb(CH3COO)2 + 2 KBr = PbBr2 + 2 KCH3COO
K + HNO3 = KNO3 + N2O + H2O =>
8 K + 10 HNO3 = 8 KNO3 + N2O + 5 H2O
FeCl3 + Mg3(PO4)2 = MgCl2 + FePO4 =>
2 FeCl3 + Mg3(PO4)2 = 3 MgCl2 + 2 FePO4
Mg + Fe(Cl)3 = Mg(Cl)3 + Fe =>
Mg + Fe(Cl)3 = Mg(Cl)3 + Fe
LiOH + NaHCO3 = LiNaCO3 + H2O =>
LiOH + NaHCO3 = LiNaCO3 + H2O
Pt + HNO3 = Pt(NO3)2 + NO2 + H2O =>
Pt + 4 HNO3 = Pt(NO3)2 + 2 NO2 + 2 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
NH4Cl = NH4 + Cl =>
NH4Cl = NH4 + Cl
NaNO3 + Ag3PO4 = Na3PO4 + AgNO3 =>
3 NaNO3 + Ag3PO4 = Na3PO4 + 3 AgNO3
CH2O + Ag2O = CHOOH + Ag =>
CH2O + Ag2O = CHOOH + 2 Ag
Cu(NO3)2(aq) + NaI(aq) = CuI(s) + Na(NO3)2(aq) =>
Cu(NO3)2(aq) + NaI(aq) = CuI(s) + Na(NO3)2(aq)
H2O + N = H2 + NO =>
H2O + N = H2 + NO
NaCN(aq) + HNO3(aq) = NaNO3(aq) + HCN(aq) =>
NaCN(aq) + HNO3(aq) = NaNO3(aq) + HCN(aq)
Fe + ZnCl2 = FeCl3 + Zn =>
2 Fe + 3 ZnCl2 = 2 FeCl3 + 3 Zn
Si(OC2H5)4 = SiO2 + H2O + C2H4 =>
Si(OC2H5)4 = SiO2 + 2 H2O + 4 C2H4
NaH + BCl3 = NaBH4 + NaCl =>
4 NaH + BCl3 = NaBH4 + 3 NaCl
C + Fe2O3 = CO2 + Fe =>
3 C + 2 Fe2O3 = 3 CO2 + 4 Fe
NH3 + CaCl2 = CaH2 + NCl3 =>
2 NH3 + 3 CaCl2 = 3 CaH2 + 2 NCl3
Ti + Si = TiSi2 =>
Ti + 2 Si = TiSi2
U3O8 + HCl + HNO3 = UO2Cl2 + NO + H2O =>
3 U3O8 + 18 HCl + 2 HNO3 = 9 UO2Cl2 + 2 NO + 10 H2O
AgNO3 + (NH4)2CO3 = Ag2CO3 + NH4NO3 =>
2 AgNO3 + (NH4)2CO3 = Ag2CO3 + 2 NH4NO3
Na2S + HNO3 = NaNO3 + H2S =>
Na2S + 2 HNO3 = 2 NaNO3 + H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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