| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2Cr2O7 + 3 Cu2O + 10 H2O = 6 Cu(OH)2 + 2 Cr(OH)3 + 2 NaOH
Pb(NO3)2 + K2SO4 = PbSO4 + KNO3 =>
Pb(NO3)2 + K2SO4 = PbSO4 + 2 KNO3
CaCl2 + NaHCO3 = CO2 + CaCO3 + H2O + NaCl =>
CaCl2 + 2 NaHCO3 = CO2 + CaCO3 + H2O + 2 NaCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
NaF + H2SO4 + K2Cr2O7 = Cr2(SO4)3 + F2 + KF + K2SO4 + NaOH =>
14 NaF + 7 H2SO4 + 2 K2Cr2O7 = 2 Cr2(SO4)3 + 6 F2 + 2 KF + K2SO4 + 14 NaOH
H2C2O3 + {-8} = H2{-} + C2{-} + O3{-} =>
8 H2C2O3 + 3{-8} = 8 H2{-} + 8 C2{-} + 8 O3{-}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CaCO3HOOCCOOH = CaOOCCOOH2OCO2 =>
CaCO3HOOCCOOH = CaOOCCOOH2OCO2
MnO2(s) + HCl(aq) = Mn + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Mn + 2 Cl2(g) + 2 H2O(l)
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KMnO4 + H2O + NaHSO3 = MnO2 + NaHSO4 + KOH =>
2 KMnO4 + H2O + 3 NaHSO3 = 2 MnO2 + 3 NaHSO4 + 2 KOH
K3PO4 + Al(NO3)3 = KNO3 + AlPO4 =>
K3PO4 + Al(NO3)3 = 3 KNO3 + AlPO4
Ti + NaOH + O2 = NaTiO3 + H2O =>
4 Ti + 4 NaOH + 5 O2 = 4 NaTiO3 + 2 H2O
Cr(OH)3 + NH3 = [Cr(NH3)6] + OH =>
Cr(OH)3 + 6 NH3 = [Cr(NH3)6] + 3 OH
Na2Cr2O7 + NaI + H2SO4 = Na2SO4 + Cr2(SO4) + H2O + I2 =>
Na2Cr2O7 + 10 NaI + 7 H2SO4 = 6 Na2SO4 + Cr2(SO4) + 7 H2O + 5 I2
NH3 + H2SO4 = H + H2SO4N =>
NH3 + H2SO4 = 3 H + H2SO4N
NaBO2 + (NH4)2SO4 = B3N3O3H6 + Na2SO4 + H2O =>
6 NaBO2 + 3(NH4)2SO4 = 2 B3N3O3H6 + 3 Na2SO4 + 6 H2O
KBr + BaCl2 = BaBr2 + KCl =>
2 KBr + BaCl2 = BaBr2 + 2 KCl
MnO4{-} + NO2{-} + H{+} = Mn{2+} + NO3{-} + H2O =>
2 MnO4{-} + 5 NO2{-} + 6 H{+} = 2 Mn{2+} + 5 NO3{-} + 3 H2O
C13H8O + NaBH4 + H2SO4 + H2O = C13H10O + NaHSO4 + H3BO3 =>
4 C13H8O + NaBH4 + H2SO4 + 3 H2O = 4 C13H10O + NaHSO4 + H3BO3
Sn + O2 + NaOH = Na2SnO3 + H2O =>
Sn + O2 + 2 NaOH = Na2SnO3 + H2O
Hg(No3)2 + Nh4SCN = Hg(SCN)2 + Nh4No3 =>
Hg(No3)2 + 2 Nh4SCN = Hg(SCN)2 + 2 Nh4No3
NaOH(aq) + HCOOH(aq) = HCOONa(aq) + H2O =>
NaOH(aq) + HCOOH(aq) = HCOONa(aq) + H2O
NaBO2 + (NH4)2SO4 = B3N3O3H6 + Na2SO4 + H2O =>
6 NaBO2 + 3(NH4)2SO4 = 2 B3N3O3H6 + 3 Na2SO4 + 6 H2O
NH3 + H2SO4 = H + H2SO4N =>
NH3 + H2SO4 = 3 H + H2SO4N
CuSO4 + Na = Na2SO4 + Cu =>
CuSO4 + 2 Na = Na2SO4 + Cu
CH3CH2CH3(g) + O2(g) = H2O(g) + CH3COOH =>
2 CH3CH2CH3(g) + 4 O2(g) = 2 H2O(g) + 3 CH3COOH
NaOH + HCl = NaH + Cl(OH) =>
NaOH + HCl = NaH + Cl(OH)
NH3 + H2SO4 = H + H2SO4N =>
NH3 + H2SO4 = 3 H + H2SO4N
CuSO4 + NaBr = CuBr2 + Na2SO4 =>
CuSO4 + 2 NaBr = CuBr2 + Na2SO4
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
NH3 + H2SO4 = H + H2SO4N =>
NH3 + H2SO4 = 3 H + H2SO4N
NH3 + O2 = N2H4 + H2O =>
4 NH3 + O2 = 2 N2H4 + 2 H2O
(NiCo)3(PO4)2 + OH{-} = NiOOH + CoOOH + PO4{3-}{+} + H2O + e =>
(NiCo)3(PO4)2 + 18 OH{-} = 3 NiOOH + 3 CoOOH + 2 PO4{3-}{+} + 6 H2O + 12e
C3H7COOH + Na = C3H7COONa + H2 =>
2 C3H7COOH + 2 Na = 2 C3H7COONa + H2
Mg(OH)2CaCO3 + HCl = MgCl2CaCl2 + H2O + CO2 =>
Mg(OH)2CaCO3 + 4 HCl = MgCl2CaCl2 + 3 H2O + CO2
H3(PO4) + Fe(NO3)2 = Fe3(PO4)2 + H(NO3) =>
2 H3(PO4) + 3 Fe(NO3)2 = Fe3(PO4)2 + 6 H(NO3)
H2 + As2 = H2As =>
2 H2 + As2 = 2 H2As
NH3 + H2SO4 = H + H2SO4N =>
NH3 + H2SO4 = 3 H + H2SO4N
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Mg + CH3C00H = H2 + Mg(CH3C00)2 =>
Mg + 2 CH3C00H = H2 + Mg(CH3C00)2
HNO3 + Na2SO3 = SO2 + H2O + NaNO3 =>
2 HNO3 + Na2SO3 = SO2 + H2O + 2 NaNO3
Sb2O5 + e + H{+} = SbO{+} + H2O =>
Sb2O5 + 4e + 6 H{+} = 2 SbO{+} + 3 H2O
C22H52 + O2 = CO2 + H2O =>
C22H52 + 35 O2 = 22 CO2 + 26 H2O
Zn + (HCl)20 = ZnCl2 + H2 =>
10 Zn + (HCl)20 = 10 ZnCl2 + 10 H2
Fe(OH)2 + NaO = FeO2 + NaOH =>
Fe(OH)2 + 2 NaO = FeO2 + 2 NaOH
C4H4O6 + H2O2 = CO2 + H2O =>
C4H4O6 + 4 H2O2 = 4 CO2 + 6 H2O
KMnO4 + SO2 + H2O = K2SO + MnSO4 + H2SO4 =>
2 KMnO4 + 8 SO2 + 5 H2O = K2SO + 2 MnSO4 + 5 H2SO4
Ni(OH)3 + Cr = Ni + Cr(OH)5 =>
5 Ni(OH)3 + 3 Cr = 5 Ni + 3 Cr(OH)5
NH4 + P3 = NH4P3 =>
NH4 + P3 = NH4P3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/17/23
Équations équilibrées sur01/16/23
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