| Équations équilibrées la veille | Équations équilibrées le lendemain |
N2O5 + Al2O3 = N2Al2O8
NH4HCO3 + HNO3 = NH4NO2 + H2O + CO2 =>
5 NH4HCO3 + 3 HNO3 = 4 NH4NO2 + 6 H2O + 5 CO2
HOCl + NO = Cl2 + NO3{-} + H{+} + H2O =>
6 HOCl + 2 NO = 3 Cl2 + 2 NO3{-} + 2 H{+} + 2 H2O
MgO + H2SO4 = MgSO4 + H2O =>
MgO + H2SO4 = MgSO4 + H2O
NH4OH + HCl = H2O + NH4Cl =>
NH4OH + HCl = H2O + NH4Cl
PbO2 + SnCl2 + KOH = K2PbO2 + K2SnO3 + KCl + H2O =>
PbO2 + SnCl2 + 6 KOH = K2PbO2 + K2SnO3 + 2 KCl + 3 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ba3N2 + Na2SO4 = BaSO4 + Na3N =>
Ba3N2 + 3 Na2SO4 = 3 BaSO4 + 2 Na3N
ZnCl2 + CH3OH = CH3Cl + HCl + ZnO =>
ZnCl2 + CH3OH = CH3Cl + HCl + ZnO
S203{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S203{2-} + 610 Br2 + 812 H2O = 203 SO4{2-} + 1220 Br{-} + 1624 H{+}
SiO2 + Ca = Si + CaO2 =>
SiO2 + Ca = Si + CaO2
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2 =>
Cr2O3 + CaCO3 = Ca(CrO2)2 + CO2
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O* =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O*
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + Na2SO4 + CO2 + H2O + MnSO4 =>
2 KMnO4 + 5 Na2C2O4 + 8 H2SO4 = K2SO4 + 5 Na2SO4 + 10 CO2 + 8 H2O + 2 MnSO4
Ca(k) + H2SO4 = CaSO4 + H2 =>
Ca(k) + H2SO4 = CaSO4 + H2
NaBrO + Fe(OH)2 + H2O = NaBr + Fe(OH)3 =>
NaBrO + 2 Fe(OH)2 + H2O = NaBr + 2 Fe(OH)3
Si(OH)2 + H2SO4 = (SiOH)2SO4 + H2O =>
2 Si(OH)2 + H2SO4 = (SiOH)2SO4 + 2 H2O
Na2CO3 + HCI = CO2 + H2O + NaCI =>
Na2CO3 + 2 HCI = CO2 + H2O + 2 NaCI
SiCl4(i) + H2O(i) = H4SiO4 + HCl(aq) =>
SiCl4(i) + 4 H2O(i) = H4SiO4 + 4 HCl(aq)
H2SeO4 + SO2 = Se + SO3 + H2O =>
H2SeO4 + 3 SO2 = Se + 3 SO3 + H2O
C6H6 + O2 = CO2 + H2O = HNO3 + NO =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
CH3CHO + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + CH3COOCH3 =>
15 CH3CHO + 2 KMnO4 + 3 H2SO4 = 3 H2O + K2SO4 + 2 MnSO4 + 10 CH3COOCH3
Pb + H2SO4 = PbSO4 + H =>
Pb + H2SO4 = PbSO4 + 2 H
Mg + HCl = Mg(Cl2)2 + H2 =>
Mg + 4 HCl = Mg(Cl2)2 + 2 H2
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
(CH3COO)2Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + CH3COOK =>
2(CH3COO)2Cu + K4[Fe(CN)6] = Cu2[Fe(CN)6] + 4 CH3COOK
Hg + CuSO4 = HgSO4 + Cu =>
Hg + CuSO4 = HgSO4 + Cu
C2H18 + O2 = CO2 + H2O =>
2 C2H18 + 13 O2 = 4 CO2 + 18 H2O
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Cr3OH + NaClO4 + Na2CO3 = Na2CrO4 + NaCl + H2O + CO2 =>
8 Cr3OH + 17 NaClO4 + 24 Na2CO3 = 24 Na2CrO4 + 17 NaCl + 4 H2O + 24 CO2
Ca(OH)2 + AgCl = CaCl2 + AgOH =>
Ca(OH)2 + 2 AgCl = CaCl2 + 2 AgOH
CH3COOH + Cl2 = CH2ClCOOH + H2 =>
2 CH3COOH + Cl2 = 2 CH2ClCOOH + H2
Mg(NO3)2 + KH = MgH2 + KNO3 =>
Mg(NO3)2 + 2 KH = MgH2 + 2 KNO3
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
C2H6O + KMnO4 + HCl = KOH + MnO4 + C2H6 + Cl =>
C2H6O + KMnO4 + HCl = KOH + MnO4 + C2H6 + Cl
LiI(aq) + BaS(aq) = BaI2(s) + Li2S(aq) =>
2 LiI(aq) + BaS(aq) = BaI2(s) + Li2S(aq)
Na2S2O3 + AgNO3 = AgS2O3 + Na2NO3 =>
Na2S2O3 + AgNO3 = AgS2O3 + Na2NO3
Mg(OH)2 + NH4Cl = NH4OH + MgCl2 =>
Mg(OH)2 + 2 NH4Cl = 2 NH4OH + MgCl2
NH4Br + Cu = CuBr2 + NH3 + H2 =>
2 NH4Br + Cu = CuBr2 + 2 NH3 + H2
CH3COOH + Cl2 = CH3COOCl + HCl =>
CH3COOH + Cl2 = CH3COOCl + HCl
NaOH + KHP = Na + KP + H2O =>
NaOH + KHP = Na + KP + H2O
KClO3 + H2SO4 = KClO4 + ClO2 + K2SO4 + H2O =>
3 KClO3 + H2SO4 = KClO4 + 2 ClO2 + K2SO4 + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaI + Cl2 = NaCl + I2 =>
2 NaI + Cl2 = 2 NaCl + I2
Hg + CuSO4 = Hg2SO4 + Cu =>
2 Hg + CuSO4 = Hg2SO4 + Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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