| Équations équilibrées la veille | Équations équilibrées le lendemain |
K4Fe(CN)6 + 61 Ce(NO3)4 + 258 KOH = 61 Ce(OH)3 + Fe(OH)3 + 36 H2O + 6 K2CO3 + 250 KNO3
NHO3 + CaCO3 = Ca(NO3)2 + H2O + CO2 =>
2 NHO3 + CaCO3 = Ca(NO3)2 + H2O + CO2
Pb(HCOO)2 + H2O = Pb(OH)2 + HCOOH =>
Pb(HCOO)2 + 2 H2O = Pb(OH)2 + 2 HCOOH
SiO2 + Fe2O3 + C = FeSi2 + CO =>
4 SiO2 + Fe2O3 + 11 C = 2 FeSi2 + 11 CO
KMnO4 + HCl = MnO + Cl2 + KCl + H2O =>
2 KMnO4 + 12 HCl = 2 MnO + 5 Cl2 + 2 KCl + 6 H2O
Ca(OH)2 + H3PO4 = Ca(H2PO4)2 + H2O =>
Ca(OH)2 + 2 H3PO4 = Ca(H2PO4)2 + 2 H2O
Cr2(SO3)3 + NaOH = Na2SO3 + Cr(OH)3 =>
Cr2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Cr(OH)3
H + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O =>
10 H + 3 H2SO4 + 2 KMnO4 = K2SO4 + 2 MnSO4 + 8 H2O
CuCO3 + H2SO4 = CO2 + H2O + CuSO4 =>
CuCO3 + H2SO4 = CO2 + H2O + CuSO4
CH3COOH + KOH = H2O + KCH3COO =>
CH3COOH + KOH = H2O + KCH3COO
Na200C100O300 + Bi200O300 + Nb200O500 + Ti100O200 + Li200C100O300 = Na87LiBi12Nb76Ti24O300 + C100O200 =>
87 Na200C100O300 + 12 Bi200O300 + 76 Nb200O500 + 48 Ti100O200 + Li200C100O300 = 200 Na87LiBi12Nb76Ti24O300 + 88 C100O200
NH4Cl(aq) + NaOH(s) = NH4OH + NaCl(aq) =>
NH4Cl(aq) + NaOH(s) = NH4OH + NaCl(aq)
Mg + HBr = H2 + MgBr =>
2 Mg + 2 HBr = H2 + 2 MgBr
NaOH + CH3CH2CO2H = OH + CH3CH2CO2HNa =>
NaOH + CH3CH2CO2H = OH + CH3CH2CO2HNa
Ce + N2 = CeN =>
2 Ce + N2 = 2 CeN
CO2 + O2 = COO8 =>
2 CO2 + 7 O2 = 2 COO8
Ba + O2 = Ba2O =>
4 Ba + O2 = 2 Ba2O
Ca + HNO3 = Ca(NO3)2 + NO2 + H2O =>
Ca + 4 HNO3 = Ca(NO3)2 + 2 NO2 + 2 H2O
SO2 + HClO4 + H2O = HCl + H2SO4 =>
4 SO2 + HClO4 + 4 H2O = HCl + 4 H2SO4
NHO3 + NH4OH = NO + H2O =>
5 NHO3 + 3 NH4OH = 8 NO + 10 H2O
AgNO3 + K3PO = Ag3PO + KNO3 =>
3 AgNO3 + K3PO = Ag3PO + 3 KNO3
NH + NO = N2 + H2O =>
4 NH + 2 NO = 3 N2 + 2 H2O
Li2CO3(aq) + Al(NO3)3(aq) = Li2(NO3)3(aq) + AlCO3(s) =>
Li2CO3(aq) + Al(NO3)3(aq) = Li2(NO3)3(aq) + AlCO3(s)
Na + H2O = NaOH + H =>
Na + H2O = NaOH + H
CuO + H2(SO4) = CuSO4 + H2O =>
CuO + H2(SO4) = CuSO4 + H2O
Pb(NO3)2 + MgSO4 = Pb(SO4) + Mg(NO3)2 =>
Pb(NO3)2 + MgSO4 = Pb(SO4) + Mg(NO3)2
KI + H2SO4 + (NH4)2Cr2O7 = I2 + Cr2(SO4)3 + (NH4)2SO4 + K2SO4 + H2O =>
6 KI + 7 H2SO4 + (NH4)2Cr2O7 = 3 I2 + Cr2(SO4)3 + (NH4)2SO4 + 3 K2SO4 + 7 H2O
HC4H10 + O2 = CO2 + H2O =>
4 HC4H10 + 27 O2 = 16 CO2 + 22 H2O
NaF + Ni(NO3)2 = NiF2 + NaNO3 =>
2 NaF + Ni(NO3)2 = NiF2 + 2 NaNO3
FeCl3 + K(SCN) = Fe(SCN)3 + KCl =>
FeCl3 + 3 K(SCN) = Fe(SCN)3 + 3 KCl
CO2 + H2O = C6H13O6 + O2 =>
24 CO2 + 26 H2O = 4 C6H13O6 + 25 O2
Mg(NH4)AsO4 = NH3 + H2O + Mg2As2O7 =>
2 Mg(NH4)AsO4 = 2 NH3 + H2O + Mg2As2O7
H{+} + K2Cr2O7 + C2H5OH = Cr{3+} + K{+} + CO2 + H2O =>
16 H{+} + 2 K2Cr2O7 + C2H5OH = 4 Cr{3+} + 4 K{+} + 2 CO2 + 11 H2O
K + O2 = K2O =>
4 K + O2 = 2 K2O
K2[Be(OH)4] = K2BeO2 + H2O =>
K2[Be(OH)4] = K2BeO2 + 2 H2O
K2HPO4 = K + H + PO4 =>
K2HPO4 = 2 K + H + PO4
CuSO4(aq) + Pb(C2H3O2)2(aq) = Cu(C2H3O2)2(aq) + PbSO4(s) =>
CuSO4(aq) + Pb(C2H3O2)2(aq) = Cu(C2H3O2)2(aq) + PbSO4(s)
Ag + Al2O3 = AgO + Al =>
3 Ag + Al2O3 = 3 AgO + 2 Al
Al + H + O = AlOH =>
Al + H + O = AlOH
H{+} + K2Cr2O7 + C2H5OH = Cr{3+} + K{+} + CO2 + H2O =>
16 H{+} + 2 K2Cr2O7 + C2H5OH = 4 Cr{3+} + 4 K{+} + 2 CO2 + 11 H2O
MgO + H2SO3 = MgSO4 + H2 =>
MgO + H2SO3 = MgSO4 + H2
S4O6{-4} + I6 = S4O6{-2} + I{-} =>
3 S4O6{-4} + I6 = 3 S4O6{-2} + 6 I{-}
Li2CO3(aq) + Al(NO3)3(aq) = Li2(NO3)3(aq) + AlCO3(s) =>
Li2CO3(aq) + Al(NO3)3(aq) = Li2(NO3)3(aq) + AlCO3(s)
H{+} + K2Cr2O7 + C2H5OH = Cr{3+} + K{+} + CO2 + H2O =>
16 H{+} + 2 K2Cr2O7 + C2H5OH = 4 Cr{3+} + 4 K{+} + 2 CO2 + 11 H2O
Na2O2 + NaBr + H2SO4 = Br2 + Na2SO4 + H2O =>
Na2O2 + 2 NaBr + 2 H2SO4 = Br2 + 2 Na2SO4 + 2 H2O
CH3COOH + BaOH2 = BaCH3COOH + H2O =>
CH3COOH + BaOH2 = BaCH3COOH + H2O
H{+} + K2Cr2O7 + C2H5OH = Cr{3+} + K{+} + CO2 + H2O =>
16 H{+} + 2 K2Cr2O7 + C2H5OH = 4 Cr{3+} + 4 K{+} + 2 CO2 + 11 H2O
H2C2O4 + O2 = H2C2O6 =>
H2C2O4 + O2 = H2C2O6
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/23
Équations équilibrées sur01/17/23
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