| Équations équilibrées la veille |
K2CO3 + Cu(C2H3O2)2 = 2 KC2H3O2 + CuCO3
MgCO3 + HBr = MgBr2 + CO2 + H2O =>
MgCO3 + 2 HBr = MgBr2 + CO2 + H2O
SbCl3 + Na2CO3 + H2O = SbO(OH) + NaCl + CO2 =>
2 SbCl3 + 3 Na2CO3 + H2O = 2 SbO(OH) + 6 NaCl + 3 CO2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Al2O3 + Na2O + H2O = Na[Al(OH)4] =>
Al2O3 + Na2O + 4 H2O = 2 Na[Al(OH)4]
SO2 + Br2 = S + BrO2 =>
2 SO2 + Br2 = 2 S + 2 BrO2
NH4Br = N2 + H2 + Br2 =>
2 NH4Br = N2 + 4 H2 + Br2
NaOH + CO(NH2)2 = NH3 + H2O + NaCNO =>
NaOH + CO(NH2)2 = NH3 + H2O + NaCNO
HF + Ni = NiF2 + H =>
2 HF + Ni = NiF2 + 2 H
As2O3 + BrO3 = AsO4 + Br =>
3 As2O3 + 5 BrO3 = 6 AsO4 + 5 Br
Sr + HBr = SrBr2 + H2 =>
Sr + 2 HBr = SrBr2 + H2
Cs + H2O = CsOH + H2 =>
2 Cs + 2 H2O = 2 CsOH + H2
ZnCl2 + (NH4)2SO4 = ZnSO4 + (NH4)2Cl2 =>
ZnCl2 + (NH4)2SO4 = ZnSO4 + (NH4)2Cl2
Er2O3 + HNO3 = Er(NO3)3*6H2O + N2 + O2 =>
2 Er2O3 + 48 HNO3 = 4 Er(NO3)3*6H2O + 18 N2 + 45 O2
C6H13NO2 + O2 = CO2 + H2O + NH4 =>
4 C6H13NO2 + 29 O2 = 24 CO2 + 18 H2O + 4 NH4
P4 + I2 + H2O = H2PO4{-} + I{-} + H{+} =>
P4 + 10 I2 + 16 H2O = 4 H2PO4{-} + 20 I{-} + 24 H{+}
CaI + Cl2 = Cl2I + Ca =>
CaI + Cl2 = Cl2I + Ca
CaCl2(aq) + NaCO3(aq) = CaCO3(s) + NaCl2(aq) =>
CaCl2(aq) + NaCO3(aq) = CaCO3(s) + NaCl2(aq)
Mg2 + CO2 = MgO + C4 =>
4 Mg2 + 4 CO2 = 8 MgO + C4
CH2O + NaOH = CH3OH + HCOOH + Na =>
3 CH2O + 2 NaOH = CH3OH + 2 HCOOH + 2 Na
NaOH + H3(PO4) = Na2H(PO4) + H2O =>
2 NaOH + H3(PO4) = Na2H(PO4) + 2 H2O
Mg(OH)2 + Li3N = Mg3N2 + LiOH =>
3 Mg(OH)2 + 2 Li3N = Mg3N2 + 6 LiOH
SiO2 + HCl = SiCl4 + H2 + O2 =>
SiO2 + 4 HCl = SiCl4 + 2 H2 + O2
Ba(OH)2 + NH4Br = BaBr2 + NH4OH =>
Ba(OH)2 + 2 NH4Br = BaBr2 + 2 NH4OH
CuSO4 = CuO + SO3 =>
CuSO4 = CuO + SO3
U + F = UF6 =>
U + 6 F = UF6
Li2SO4 = Li + SO4 =>
Li2SO4 = 2 Li + SO4
Pb + H2 = PbH2 =>
Pb + H2 = PbH2
HNO2 + NaOH = NaNO2 + H2O =>
HNO2 + NaOH = NaNO2 + H2O
AgNO3 + NaBH4 = Ag + NaNO3 + BH3 + H2 =>
2 AgNO3 + 2 NaBH4 = 2 Ag + 2 NaNO3 + 2 BH3 + H2
Pb + Zn(CH3CO2)2 = Zn + Pb(CH3CO2) =>
2 Pb + Zn(CH3CO2)2 = Zn + 2 Pb(CH3CO2)
(NH4)2C2O4 + NaOH = Na2C2O4 + NH4OH =>
(NH4)2C2O4 + 2 NaOH = Na2C2O4 + 2 NH4OH
CaCO3 + C6H5COOH = C6H5COOCa + CO2 + H2O =>
30 CaCO3 + 31 C6H5COOH = 30 C6H5COOCa + 37 CO2 + 18 H2O
SbCl3 + K2Cr2O7 + HCl = SbCl5 + CrCl3 + KCl + H2O =>
3 SbCl3 + K2Cr2O7 + 14 HCl = 3 SbCl5 + 2 CrCl3 + 2 KCl + 7 H2O
C13H18O2 + NaOH = NaC13H17O2 + H2O =>
C13H18O2 + NaOH = NaC13H17O2 + H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
Mg(NO3)2 + K3(PO4) = Mg3(PO4)2 + K(NO3) =>
3 Mg(NO3)2 + 2 K3(PO4) = Mg3(PO4)2 + 6 K(NO3)
K3P + H2O = K2O + H3P =>
2 K3P + 3 H2O = 3 K2O + 2 H3P
Bi(NO3)3 = Bi2O3 + N2O5 =>
2 Bi(NO3)3 = Bi2O3 + 3 N2O5
ZnCl2 + (NH4)2SO4 = ZnSO4 + (NH4)2Cl2 =>
ZnCl2 + (NH4)2SO4 = ZnSO4 + (NH4)2Cl2
Mg(HCO3)2 + Mg(OH)2 = (MgOH)2CO3 + H2O =>
Mg(HCO3)2 + 3 Mg(OH)2 = 2(MgOH)2CO3 + 2 H2O
HCl(aq) + NaHSO3(s) = NaCl + SO2 + H2O =>
HCl(aq) + NaHSO3(s) = NaCl + SO2 + H2O
HCI = H2 + CI1 =>
2 HCI = H2 + 2 CI1
MgO2H2 + HCl = MgCl2 + H2O =>
MgO2H2 + 2 HCl = MgCl2 + 2 H2O
Na2Cr2O7 + FeSO4 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + Na2SO4 + H2O =>
Na2Cr2O7 + 6 FeSO4 + 7 H2SO4 = 3 Fe2(SO4)3 + Cr2(SO4)3 + Na2SO4 + 7 H2O
NH4 + KOH = KNH3 + H2O =>
NH4 + KOH = KNH3 + H2O
NaHCO3 + FeSO4 = FeCO3 + NaHSO4 =>
NaHCO3 + FeSO4 = FeCO3 + NaHSO4
NaH + O2 = NaOH =>
2 NaH + O2 = 2 NaOH
K2Cr2O7 + H2O = H2CrO4 + KOH =>
K2Cr2O7 + 3 H2O = 2 H2CrO4 + 2 KOH
KMnO4 + C3H8O3 = K2CO3 + MnO2 + CO2 + H2O =>
14 KMnO4 + 3 C3H8O3 = 7 K2CO3 + 14 MnO2 + 2 CO2 + 12 H2O
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Équations équilibrées sur10/23/24
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