| Équations équilibrées la veille |
K2CO3 = 2 K + C + 3 O
Pb(NO3)2 + FeCl3 = PbFeCl3(NO3)2 =>
Pb(NO3)2 + FeCl3 = PbFeCl3(NO3)2
Mn(OH)2 + Na2O2 = Na2MnO4 + NaOH =>
Mn(OH)2 + 2 Na2O2 = Na2MnO4 + 2 NaOH
CoSO4 + NaNO2 + CH3COOH = NO + Na2SO4 + CH3COONa + H2O + Na3[Co(NO2)6] =>
CoSO4 + 7 NaNO2 + 2 CH3COOH = NO + Na2SO4 + 2 CH3COONa + H2O + Na3[Co(NO2)6]
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C4H9Cl + C7H16 = C11H24 + HCl =>
C4H9Cl + C7H16 = C11H24 + HCl
Cl2 + Br2 + H2O = BrO3 + HCl =>
6 Cl2 + Br2 + 6 H2O = 2 BrO3 + 12 HCl
CuSO4 + ZnSO4 + SnCl4 + Na2S = Cu2ZnSnS4 + Na2SO4 + NaCl2 =>
2 CuSO4 + ZnSO4 + SnCl4 + 4 Na2S = Cu2ZnSnS4 + 3 Na2SO4 + 2 NaCl2
Zn(OH)3 + NaOH = NaZnO2 + H2O =>
Zn(OH)3 + NaOH = NaZnO2 + 2 H2O
Rb + P = Rb3P =>
3 Rb + P = Rb3P
SO2 + Co(OH)3 = Co2(SO3)3 + H2O =>
3 SO2 + 2 Co(OH)3 = Co2(SO3)3 + 3 H2O
Cu + NH4Cl + H2O + O2 = CuCl2 + NH4OH =>
2 Cu + 4 NH4Cl + 2 H2O + O2 = 2 CuCl2 + 4 NH4OH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
K20 + HNO3 = KNO3 + NH3 + H2O =>
2 K20 + 45 HNO3 = 40 KNO3 + 5 NH3 + 15 H2O
Br2 + NH4Cl = NH4Br + Cl2 =>
Br2 + 2 NH4Cl = 2 NH4Br + Cl2
KOH + Ca(OH)2 = CaK(OH)3 =>
KOH + Ca(OH)2 = CaK(OH)3
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
Co + H2SO4 = Co2(SO4)3 + H2 =>
2 Co + 3 H2SO4 = Co2(SO4)3 + 3 H2
Cr(OH)3 + NaOH + NaClO3 = Na2CrO3 + NaCl + H2O =>
6 Cr(OH)3 + 12 NaOH + NaClO3 = 6 Na2CrO3 + NaCl + 15 H2O
Ni2 + F2 = NiF2 =>
Ni2 + 2 F2 = 2 NiF2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al(OH)3 + H3PO4 = AlPO4 + H2O =>
Al(OH)3 + H3PO4 = AlPO4 + 3 H2O
C3H6O2 + Ag2O = Ag + CO2 + H2O =>
C3H6O2 + 7 Ag2O = 14 Ag + 3 CO2 + 3 H2O
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Na2S2O3 + NaClO + H2O = NaHSO4 + NaCl =>
Na2S2O3 + 4 NaClO + H2O = 2 NaHSO4 + 4 NaCl
U + F2 = UF6 =>
U + 3 F2 = UF6
HCOH + K2Cr2O7 + H2SO4 = CHOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 HCOH + K2Cr2O7 + 4 H2SO4 = 3 CHOOH + Cr2(SO4)3 + K2SO4 + 4 H2O
Al2(SO4)3 + Na3PO4 = AlPO4 + Na2SO4 =>
Al2(SO4)3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CH3COO{-} + H2O = H2 + HCO3{-} + H{+} =>
CH3COO{-} + 4 H2O = 4 H2 + 2 HCO3{-} + H{+}
AgO = Ag + O2 =>
2 AgO = 2 Ag + O2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l) =>
NaOH(aq) + KHP(aq) = NaKP(aq) + H2O(l)
NaHCO3 + K2SO4 = Na2SO4 + KHCO3 =>
2 NaHCO3 + K2SO4 = Na2SO4 + 2 KHCO3
Ni2 + F2 = NiF2 =>
Ni2 + 2 F2 = 2 NiF2
Co + Ag2O = Co3O4 + Ag =>
3 Co + 4 Ag2O = Co3O4 + 8 Ag
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
NO3 + Zn + H2O = Zn(OH)4 + NH3 =>
4 NO3 + 9 Zn + 24 H2O = 9 Zn(OH)4 + 4 NH3
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(NO3)2(aq) + KI(aq) = KNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + PbI2(s)
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H2CO3 + HCl = Cl2CO3 + H2 =>
H2CO3 + 2 HCl = Cl2CO3 + 2 H2
Ta + B = Ta3B4 =>
3 Ta + 4 B = Ta3B4
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
Na + Ca = CaNa =>
Na + Ca = CaNa
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Équations équilibrées sur11/16/24
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