| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 H2 + 3 Cl2 + 2 KMnO4 = 2 KCl + 2 MnCl2 + 8 H2O
ZnS + Pb(No3)2 = Zn(No3)2 + PbS =>
ZnS + Pb(No3)2 = Zn(No3)2 + PbS
K(OH) + HCI = KCI + H2O =>
K(OH) + HCI = KCI + H2O
Pb{2+} + NO3{-} = PbO2 + NO2 =>
Pb{2+} + 2 NO3{-} = PbO2 + 2 NO2
Al(s) + NiNO3(aq) = Al(NO3)3(aq) + Ni(s) =>
Al(s) + 3 NiNO3(aq) = Al(NO3)3(aq) + 3 Ni(s)
C4H6 + [O] = CO2 + H2O =>
C4H6 + 11[O] = 4 CO2 + 3 H2O
C20H42(s) + O2(g) = H2O + CO =>
2 C20H42(s) + 41 O2(g) = 42 H2O + 40 CO
CO2CH4 = CH2O =>
CO2CH4 = 2 CH2O
HCN + CuOH = H2O + CuCN =>
HCN + CuOH = H2O + CuCN
Cu + SO3 = CuSO3 =>
Cu + SO3 = CuSO3
H9O2 + O = H2O =>
2 H9O2 + 5 O = 9 H2O
HCl(aq) + Ca(HCO3)2(s) = CaCl2(aq) + CO2(g) + H2O(aq) =>
2 HCl(aq) + Ca(HCO3)2(s) = CaCl2(aq) + 2 CO2(g) + 2 H2O(aq)
HNO3(aq) + K2SO3 = H2O + KNO3 + SO2 =>
2 HNO3(aq) + K2SO3 = H2O + 2 KNO3 + SO2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
MgCl2 + AgNO3 = AgCl + Mg(NO3)2 = =>
MgCl2 + 2 AgNO3 = 2 AgCl + Mg(NO3)2
NiCl2 + H2O = NiO + HCl =>
NiCl2 + H2O = NiO + 2 HCl
Fe2O3(s) + C(s) = Fe(s) + CO(g) =>
Fe2O3(s) + 3 C(s) = 2 Fe(s) + 3 CO(g)
aluminum + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K + NO3 = K2O + NO2 =>
2 K + NO3 = K2O + NO2
K2Cr2O7 + H2SO4 + C2H5OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 11 H2O
KBr + CuSO4 = CuBr2 + K2SO4 =>
2 KBr + CuSO4 = CuBr2 + K2SO4
Pb(CH3COO)2 + HCl = CH3COOH + PbCl2 =>
Pb(CH3COO)2 + 2 HCl = 2 CH3COOH + PbCl2
FeSO4*7H2O + FeCl3 + NH4OH = (NH4)2SO4 + NH4Cl + FeFe2O4 + H2O =>
FeSO4*7H2O + 2 FeCl3 + 8 NH4OH = (NH4)2SO4 + 6 NH4Cl + FeFe2O4 + 11 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
NH4C2H3O2 + BaCl2 = NH4Cl + Ba(C2H3O2)2 =>
2 NH4C2H3O2 + BaCl2 = 2 NH4Cl + Ba(C2H3O2)2
Cu(NO3)2 + (NH4)3PO4 = Cu3(PO4)2 + NH4NO3 =>
3 Cu(NO3)2 + 2(NH4)3PO4 = Cu3(PO4)2 + 6 NH4NO3
SO3 + H3PO4 = SO2 + H3PO5 =>
SO3 + H3PO4 = SO2 + H3PO5
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C10H8(s) + O2 = CO2 + H2O(l) =>
C10H8(s) + 12 O2 = 10 CO2 + 4 H2O(l)
Al + Pb = Al2Pb3 =>
2 Al + 3 Pb = Al2Pb3
LiOH + CH3COOH = H2O + LiC2H3O2 =>
LiOH + CH3COOH = H2O + LiC2H3O2
KOH + MnO2 + Ca(OH)2 = KMnO4 + KCa + H2O =>
2 KOH + MnO2 + Ca(OH)2 = KMnO4 + KCa + 2 H2O
HClO4 + Li2CO3 = H2CO3 + LiClO4 =>
2 HClO4 + Li2CO3 = H2CO3 + 2 LiClO4
Fe2(SO4)3 + ammoniumhydroxide = Fe(OH)3 + ammoniumsulfate =>
Fe2(SO4)3 + 6 NH4OH = 2 Fe(OH)3 + 3(NH4)2SO4
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
N2H4 + O3 = N2 + H2O =>
3 N2H4 + 2 O3 = 3 N2 + 6 H2O
CH3CHCHCH2COCH3 + K2Cr2O7 + H2SO4 = CH3CHCHCH2COOH + K2SO4 + Cr2(SO4)3 + H2O =>
15 CH3CHCHCH2COCH3 + 8 K2Cr2O7 + 32 H2SO4 = 18 CH3CHCHCH2COOH + 8 K2SO4 + 8 Cr2(SO4)3 + 35 H2O
C6H6 + HCl = H2 + C6H5Cl =>
C6H6 + HCl = H2 + C6H5Cl
VOCl2 + HCl + Cu = VCl3 + CuCl2 + H2O =>
2 VOCl2 + 4 HCl + Cu = 2 VCl3 + CuCl2 + 2 H2O
Ba{2+} + SO4{2-} = Ba2[SO4]{2} =>
2 Ba{2+} + SO4{2-} = Ba2[SO4]{2}
KI + (NH4)2S2O8 = K2S2O8 + NH4I =>
2 KI + (NH4)2S2O8 = K2S2O8 + 2 NH4I
H2C2O4 + MnO4 = CO2 + Mn + H2O =>
4 H2C2O4 + MnO4 = 8 CO2 + Mn + 4 H2O
AgNO3 + KCe = AgCe + KNO3 =>
AgNO3 + KCe = AgCe + KNO3
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
K3(PO4) + Ca(CH3COO)2 = Ca3(PO4)2 + K(CH3COO) =>
2 K3(PO4) + 3 Ca(CH3COO)2 = Ca3(PO4)2 + 6 K(CH3COO)
C2H5COOH + NaHCO3 = CH3COONa + CO2 + H2O =>
4 C2H5COOH + 7 NaHCO3 = 7 CH3COONa + 5 CO2 + 5 H2O
Cr(OH)2 + HCl = CrCl3 + Cr(OH) + H2O =>
2 Cr(OH)2 + 3 HCl = CrCl3 + Cr(OH) + 3 H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
Cu + HNO3 = Cu(NO3)3 + (NO2)3 + H2O =>
Cu + 6 HNO3 = Cu(NO3)3 + (NO2)3 + 3 H2O
Br{-} + H2O + CrO4{-} = Cr2O7{2-} + Br2 + OH{-} =>
2 Br{-} + H2O + 2 CrO4{-} = Cr2O7{2-} + Br2 + 2 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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