| Équations équilibrées la veille |
Ca(NO3)2 + 2 KI = CaI2 + 2 K(NO3)
Mo + H = MoH4 =>
Mo + 4 H = MoH4
Ba(CH3CO2)2 + ZnSO4 = BaSO4 + Zn(CH3CO2)2 =>
Ba(CH3CO2)2 + ZnSO4 = BaSO4 + Zn(CH3CO2)2
NaS2 = Na + S2 =>
NaS2 = Na + S2
Fe2(SO3)3 + NaOH = Fe(OH)3 + Na2SO3 =>
Fe2(SO3)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO3
CO2 + CaO = CaCO3 =>
CO2 + CaO = CaCO3
AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2
Na2SO4 + H2 = Na + H2O + SO3 =>
Na2SO4 + H2 = 2 Na + H2O + SO3
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
N2O5 + HCl = HNO3 + ClONO =>
N2O5 + HCl = HNO3 + ClONO
Li2 + HOH = LiOH + H2 =>
Li2 + 2 HOH = 2 LiOH + H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al + LiOH = Al(OH)3 + Li =>
Al + 3 LiOH = Al(OH)3 + 3 Li
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn + FeCl3 = Fe2 + ZnCl2 =>
3 Zn + 2 FeCl3 = Fe2 + 3 ZnCl2
MnO4{3-} + SO3{2-} + H{+} = Mn{2+} + SO4{2-} + H2O =>
2 MnO4{3-} + 3 SO3{2-} + 10 H{+} = 2 Mn{2+} + 3 SO4{2-} + 5 H2O
NaClO + Ni(OH) + H2O = Ni(OH)2 + NaCl =>
NaClO + 2 Ni(OH) + H2O = 2 Ni(OH)2 + NaCl
NaHCO3(s) + CaCl2(s) + H2O(l) = Ca(OH)2(aq) + H2CO3(aq) + NaCl(aq) =>
2 NaHCO3(s) + CaCl2(s) + 2 H2O(l) = Ca(OH)2(aq) + 2 H2CO3(aq) + 2 NaCl(aq)
KOH + PO4 + H + NaOH = H2O + Na3PO4KOH =>
KOH + PO4 + 3 H + 3 NaOH = 3 H2O + Na3PO4KOH
CoCl2 + NH4Cl + NH3 + H2O2 = Co(NH3)5H2OCl3 =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2 Co(NH3)5H2OCl3
Ca(HSO3)2 + NaOH = Ca(OH)2 + Na2SO3 + H2O =>
Ca(HSO3)2 + 4 NaOH = Ca(OH)2 + 2 Na2SO3 + 2 H2O
Cr2O3 + KNO3 + KOH = K2CrO4 + KNO2 + H2O =>
Cr2O3 + 3 KNO3 + 4 KOH = 2 K2CrO4 + 3 KNO2 + 2 H2O
Cu(CH3CO2)2*H2O + (C2H5NO2) = Cu(C2H4NO2)2*H2O + (CH3COOH) =>
Cu(CH3CO2)2*H2O + 2(C2H5NO2) = Cu(C2H4NO2)2*H2O + 2(CH3COOH)
Pb(NO3)4(s) = PbO(s) + NO2(g) + O2(g) =>
2 Pb(NO3)4(s) = 2 PbO(s) + 8 NO2(g) + 3 O2(g)
Na2SO3 + Pb = PbSO3 + Na =>
Na2SO3 + Pb = PbSO3 + 2 Na
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
C3H8S(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
C3H8S(l) + 6 O2(g) = 3 CO2(g) + 4 H2O(g) + SO2(g)
C2H2O4 + C2H5OH = C6H10O4 + H2O =>
C2H2O4 + 2 C2H5OH = C6H10O4 + 2 H2O
HCl + P2O3 = PH3 + Cl2O =>
6 HCl + P2O3 = 2 PH3 + 3 Cl2O
NH4F + Ca(NO3)2 = CaF2 + N2O + H2O =>
2 NH4F + Ca(NO3)2 = CaF2 + 2 N2O + 4 H2O
K2Cr2O7(aq) + HI(aq) = KI(aq) + CrI3(aq) + I2(s) + H2O(l) =>
K2Cr2O7(aq) + 14 HI(aq) = 2 KI(aq) + 2 CrI3(aq) + 3 I2(s) + 7 H2O(l)
TeO2 + H2O = H2TeO3 =>
TeO2 + H2O = H2TeO3
K(s) + S4(s) = K2S(s) =>
8 K(s) + S4(s) = 4 K2S(s)
Cu + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + CuSO4 + H2O + K2SO4 =>
3 Cu + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 3 CuSO4 + 7 H2O + K2SO4
MnSO4(s) + KOH = K2SO4 + Mn(OH)2 =>
MnSO4(s) + 2 KOH = K2SO4 + Mn(OH)2
Cr(s) + FeCl2(aq) = FeCr(aq) + Cl2(aq) =>
Cr(s) + FeCl2(aq) = FeCr(aq) + Cl2(aq)
HCl + K2Cr2O7 = CrCl3 + Cl2 + KCl + H2O =>
14 HCl + K2Cr2O7 = 2 CrCl3 + 3 Cl2 + 2 KCl + 7 H2O
Pd + HNO3 + HF = H2[PdF4] + NO + H2O =>
3 Pd + 2 HNO3 + 12 HF = 3 H2[PdF4] + 2 NO + 4 H2O
Cr(ClO3)6 + Pb(C2H3O2)2 = Cr(C2H3O2)6 + Pb(ClO3)2 =>
Cr(ClO3)6 + 3 Pb(C2H3O2)2 = Cr(C2H3O2)6 + 3 Pb(ClO3)2
CH3CH2COOH + H2O = CH3CH2COO{-} + H3O{+} =>
CH3CH2COOH + H2O = CH3CH2COO{-} + H3O{+}
Zn + HCl + AsCl3 = ZnCl2 + AsH3 =>
3 Zn + 3 HCl + AsCl3 = 3 ZnCl2 + AsH3
Ru(OH)6 + H4Se = Ru4Se6 + H2O =>
4 Ru(OH)6 + 6 H4Se = Ru4Se6 + 24 H2O
HClO + Na2CO3 = H2CO3 + NaClO =>
2 HClO + Na2CO3 = H2CO3 + 2 NaClO
KIO4 = KI + O2 =>
KIO4 = KI + 2 O2
C2H5OH + KMnO4 = MnO2 + KOH + CH3CO2H + H2O =>
3 C2H5OH + 4 KMnO4 = 4 MnO2 + 4 KOH + 3 CH3CO2H + H2O
Ni(H2O)6 + NH3 = NiNH3 + H2O =>
Ni(H2O)6 + NH3 = NiNH3 + 6 H2O
Cu2O + Zn = Cu + ZnO =>
Cu2O + Zn = 2 Cu + ZnO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
[Ag(NH3)2]Br + Na2S2O3 = AgS2O3 + NaBr + Na(NH3)2 =>
[Ag(NH3)2]Br + Na2S2O3 = AgS2O3 + NaBr + Na(NH3)2
Ag(NH3)2 + HNO3 = NH4NO3 + Ag =>
Ag(NH3)2 + 2 HNO3 = 2 NH4NO3 + Ag
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Équations équilibrées sur02/10/25
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