| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 C5H11N2O2 + 21 O2 = 20 CO2 + 10 H2O + 8 NH3
CO2 + H2O = O2 + C6H12O =>
12 CO2 + 12 H2O = 17 O2 + 2 C6H12O
KBrO2 + Na2HAsO3 + HCl = KBr + H3AsO4 + NaCl =>
KBrO2 + 2 Na2HAsO3 + 4 HCl = KBr + 2 H3AsO4 + 4 NaCl
K + Al2(SO4)3 = Al + K2SO4 =>
6 K + Al2(SO4)3 = 2 Al + 3 K2SO4
ClO + H2O = ClO2 + HCl =>
5 ClO + H2O = 3 ClO2 + 2 HCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
KClO3 + HCl = KCl + Cl4O + H2O =>
KClO3 + 4 HCl = KCl + Cl4O + 2 H2O
{-}{+} + H{+} + Cr2O7{-2} = Cr{+3} + H2O =>
6{-}{+} + 14 H{+} + Cr2O7{-2} = 2 Cr{+3} + 7 H2O
CH3CHCH2 + KMnO4 + H2O = MnO2 + CH2(OH)CH2(OH) + KOH =>
2 CH3CHCH2 + 2 KMnO4 + 4 H2O = 2 MnO2 + 3 CH2(OH)CH2(OH) + 2 KOH
Co2 + H2O = CoH12O2 + O2 =>
Co2 + 12 H2O = 2 CoH12O2 + 4 O2
BaCO3 + Sc2O3 + CoO + ReO3 + Re = BaScCoReO6 + CO2 =>
6 BaCO3 + 3 Sc2O3 + 6 CoO + 5 ReO3 + Re = 6 BaScCoReO6 + 6 CO2
C6NH7 + Br2 = C6NBr3H4 + HBr =>
C6NH7 + 3 Br2 = C6NBr3H4 + 3 HBr
CF3COOH + CH3O{-} = CF3COO{-} + CH3OH =>
CF3COOH + CH3O{-} = CF3COO{-} + CH3OH
(H3O)3P + Li2S = (H3O)2S + Li3P =>
2(H3O)3P + 3 Li2S = 3(H3O)2S + 2 Li3P
Al(s) + Fe2O3(aq) = Fe(s) + Al2O3(aq) =>
2 Al(s) + Fe2O3(aq) = 2 Fe(s) + Al2O3(aq)
NaHCO3 = Na4C + CO2 + H2O + O2 =>
4 NaHCO3 = Na4C + 3 CO2 + 2 H2O + 2 O2
FeS2 + CuCl + HNO3 = Fe2(SO4)3 + CuSO4 + Cl2 + NO + H2O =>
12 FeS2 + 6 CuCl + 64 HNO3 = 6 Fe2(SO4)3 + 6 CuSO4 + 3 Cl2 + 64 NO + 32 H2O
N2 + HCl = Cl2 + H3N =>
N2 + 6 HCl = 3 Cl2 + 2 H3N
Mg(s) + SnCl4(aq) = MgCl2(aq) + Sn(s) =>
2 Mg(s) + SnCl4(aq) = 2 MgCl2(aq) + Sn(s)
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na2(OH)2 + H2SeO4 = Na2SeO4 + H2O =>
Na2(OH)2 + H2SeO4 = Na2SeO4 + 2 H2O
MgF2 + Li2O = MgO + LiF =>
MgF2 + Li2O = MgO + 2 LiF
Ba(NO3)2 + Na = Ba + Na(NO3)2 =>
Ba(NO3)2 + Na = Ba + Na(NO3)2
Ca(HCO3)2 + Ag2Cr2O7 = CaCr2O7 + AgHCO3 =>
Ca(HCO3)2 + Ag2Cr2O7 = CaCr2O7 + 2 AgHCO3
ZnSO4 + Ba(OH)2 = BaSO4 + Zn(OH)2 =>
ZnSO4 + Ba(OH)2 = BaSO4 + Zn(OH)2
CH3I + NH3 + KH = N(CH)3 + H2 + KI =>
3 CH3I + NH3 + 3 KH = N(CH)3 + 6 H2 + 3 KI
FeSO4 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO)3 + H2O + K2SO4 =>
24 FeSO4 + K2Cr2O7 + 16 H2SO4 = 12 Fe2(SO4)3 + Cr2(SO)3 + 16 H2O + K2SO4
HNO3 + H2S = S + NO + H2O =>
2 HNO3 + 3 H2S = 3 S + 2 NO + 4 H2O
No2 + Cl2 = No2Cl2 =>
No2 + Cl2 = No2Cl2
Pb(C2H3O2)2(aq) + BaCl2(aq) = Ba(C2H3O2)2(aq) + PbCl2(s) =>
Pb(C2H3O2)2(aq) + BaCl2(aq) = Ba(C2H3O2)2(aq) + PbCl2(s)
Pb(No3)2(s) + K2Co3(s) = Pb2(Co3)2(s) + KNo3(s) =>
2 Pb(No3)2(s) + 2 K2Co3(s) = Pb2(Co3)2(s) + 4 KNo3(s)
FeCl3O = FeCl3 + O2 =>
2 FeCl3O = 2 FeCl3 + O2
Co(NO3)2 + CuCl2 = Co(Cl2)2 + CuNO3 =>
Co(NO3)2 + 2 CuCl2 = Co(Cl2)2 + 2 CuNO3
Pb(NO3)2 + HCl = PbCl2 + NHO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 NHO3
AgNO3(aq) + NaI(aq) = AgI + NaNO3 =>
AgNO3(aq) + NaI(aq) = AgI + NaNO3
CO3{2-} + H3O{+} = H2O + H2CO3 =>
CO3{2-} + 2 H3O{+} = 2 H2O + H2CO3
NH4HCO3(s) = NH3(g) + CO2(g) + H2O(l) =>
NH4HCO3(s) = NH3(g) + CO2(g) + H2O(l)
HCl + Fe = H2 + ClFe =>
2 HCl + 2 Fe = H2 + 2 ClFe
Br{-} + CrO4{2-} + H2O = Br2 + Cr(OH)3 + OH({-}) =>
6 Br{-} + 2 CrO4{2-} + 8 H2O = 3 Br2 + 2 Cr(OH)3 + 10 OH({-})
KNO2 + K2Cr2O7 + HNO3 = KNO3 + Cr(NO3)3 + H2O =>
3 KNO2 + K2Cr2O7 + 8 HNO3 = 5 KNO3 + 2 Cr(NO3)3 + 4 H2O
OHC3 + N12B22C11 = CN2 + B2C + O2NC3 + H2 =>
24 OHC3 + 7 N12B22C11 = 36 CN2 + 77 B2C + 12 O2NC3 + 12 H2
H3PO4 + CaO = Ca3(PO4)2 + H2O =>
2 H3PO4 + 3 CaO = Ca3(PO4)2 + 3 H2O
HCl(aq) + CaCO3 = CaCl2(aq) + CO2 + H2O =>
2 HCl(aq) + CaCO3 = CaCl2(aq) + CO2 + H2O
Si + O2 = SiO2 =>
Si + O2 = SiO2
C2H3Cl + O2 = CO2 + H2OHCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2OHCl
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
ZnS + HNO3 = ZnSO4 + NO + H2 =>
ZnS + 2 HNO3 = ZnSO4 + 2 NO + H2
F2(g) + CaBr2(s) = CaF2(s) + Br2(g) =>
F2(g) + CaBr2(s) = CaF2(s) + Br2(g)
Pb + PbO2 + H2SO4 = PbSO4 + H2O =>
Pb + PbO2 + 2 H2SO4 = 2 PbSO4 + 2 H2O
CH3CH2CHO + K2Cr2O7 + H2SO4 = CrSO4 + K2SO4 + CH3CH2COOH + H2O =>
4 CH3CH2CHO + K2Cr2O7 + 3 H2SO4 = 2 CrSO4 + K2SO4 + 4 CH3CH2COOH + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/04/25
Équations équilibrées sur03/06/24
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