| Équations équilibrées la veille |
3 La(NO3)3 + 3 NH4H2(PO4) + 2 C6H8O7 = 3 LaPO4 + 17 H2O + 12 CO2 + 6 N2
NaNO3 + FeSO4 + H2SO4 = Na2SO4 + Fe(SO4)3 + NO + H2O =>
4 NaNO3 + 3 FeSO4 + 8 H2SO4 = 2 Na2SO4 + 3 Fe(SO4)3 + 4 NO + 8 H2O
Mn{3} + H2O = Mn{2} + MnO{2} + H{+} =>
2 Mn{3} + H2O = Mn{2} + MnO{2} + 2 H{+}
Ag(NO3) + Na2S = Ag2S + Na(NO3) =>
2 Ag(NO3) + Na2S = Ag2S + 2 Na(NO3)
CuCl2(aq) + Na2S(aq) = CuS + NaCl =>
CuCl2(aq) + Na2S(aq) = CuS + 2 NaCl
CH3CH2CH2CHO + CH2O + NaOH = CH3CH2C(CH2OH)3 + NaO2CH =>
CH3CH2CH2CHO + 3 CH2O + NaOH = CH3CH2C(CH2OH)3 + NaO2CH
Ag + ZnSO4 = Ag2SO4 + Zn =>
2 Ag + ZnSO4 = Ag2SO4 + Zn
Mn(s) + NO3{-}(aq) + H{+}(aq) = Mn{2+}(aq) + NO2(g) + H2O(l) =>
Mn(s) + 2 NO3{-}(aq) + 4 H{+}(aq) = Mn{2+}(aq) + 2 NO2(g) + 2 H2O(l)
Al + HgO = Al2O3 + Hg =>
2 Al + 3 HgO = Al2O3 + 3 Hg
Ag(aq) + NaCl(aq) = AgCl(aq) + Na(g) =>
Ag(aq) + NaCl(aq) = AgCl(aq) + Na(g)
K2Cr2O7 + KNO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + KNO3 =>
K2Cr2O7 + 3 KNO2 + 4 H2SO4 = Cr2(SO4)3 + 4 H2O + K2SO4 + 3 KNO3
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4 =>
CaSO4 + Mg(OH)2 = Ca(OH)2 + MgSO4
C6H12O2 + O2 = CO2 + H2O =>
C6H12O2 + 8 O2 = 6 CO2 + 6 H2O
BiCl3 + SnCl2 + KOH = Bi + KCl + Sn(OH)4 =>
2 BiCl3 + 3 SnCl2 + 12 KOH = 2 Bi + 12 KCl + 3 Sn(OH)4
Na2S + Cu(NO3)2 = NaNO3 + CuS =>
Na2S + Cu(NO3)2 = 2 NaNO3 + CuS
In + O = In3O2 =>
3 In + 2 O = In3O2
Hg2(NO3)2 + NaBr = Hg2Br2 + Na(NO3) =>
Hg2(NO3)2 + 2 NaBr = Hg2Br2 + 2 Na(NO3)
CrO3 + C3H8O + H2SO4 = C3H6O + Cr2(SO4)3 + H2O =>
2 CrO3 + 3 C3H8O + 3 H2SO4 = 3 C3H6O + Cr2(SO4)3 + 6 H2O
Mn(OH)2 + Cl2 + KOH = MnO2 + KCl + H2O =>
Mn(OH)2 + Cl2 + 2 KOH = MnO2 + 2 KCl + 2 H2O
K2S2O8 + MnCl2 + H2O = KMnO4 + H2SO4 + K2SO4 + KCl =>
5 K2S2O8 + 2 MnCl2 + 8 H2O = 2 KMnO4 + 8 H2SO4 + 2 K2SO4 + 4 KCl
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
KCl + PbCO3 = K2CO3 + PbCl2 =>
2 KCl + PbCO3 = K2CO3 + PbCl2
NaVO3 + Zn + HCl = VOCl2 + NaOH + Zn(OH)2 =>
2 NaVO3 + Zn + 4 HCl = 2 VOCl2 + 2 NaOH + Zn(OH)2
Fe(s) + H2O = Fe3O4 + H2(g) =>
3 Fe(s) + 4 H2O = Fe3O4 + 4 H2(g)
KMgBr = KBr + Mg =>
KMgBr = KBr + Mg
Al2O2 + H2SO4 = AlSO4 + H2O =>
Al2O2 + 2 H2SO4 = 2 AlSO4 + 2 H2O
CO + NO = CO(NO)3 =>
CO + 3 NO = CO(NO)3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Zn(OH)2 + C2H4O2 = ZnC4H6O4 + H2O =>
Zn(OH)2 + 2 C2H4O2 = ZnC4H6O4 + 2 H2O
CuCl2(s) + Na2SO4(aq) = CuSO4 + NaCl(aq) =>
CuCl2(s) + Na2SO4(aq) = CuSO4 + 2 NaCl(aq)
K2Cr2O7 + CrO3 = KCr(CrO4)2 + Cr2O7 =>
K2Cr2O7 + 10 CrO3 = 2 KCr(CrO4)2 + 3 Cr2O7
Ag + NaNO3 = AgNaNO3 =>
Ag + NaNO3 = AgNaNO3
CaCl2 + F2 = CaF2 + Cl2 =>
CaCl2 + F2 = CaF2 + Cl2
HTaO3 + Rb = RbTaO3 + H2 =>
2 HTaO3 + 2 Rb = 2 RbTaO3 + H2
ZnCI + SH = ZnS + HCI =>
ZnCI + SH = ZnS + HCI
Fe2O3 + H2SO4 = Fe2(SO4)3 + H2O =>
Fe2O3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
FeSi + S = FeS + Si =>
FeSi + S = FeS + Si
(NH4)2[Ce(NO3)6] + CH3CH2OH = (NH4)2[Ce(CH3CH2O)(NO3)5] + HNO3 =>
(NH4)2[Ce(NO3)6] + CH3CH2OH = (NH4)2[Ce(CH3CH2O)(NO3)5] + HNO3
H2SO4 + Eu = EuSO4 + H2 =>
H2SO4 + Eu = EuSO4 + H2
HCl + Na = H2 + NaCl =>
2 HCl + 2 Na = H2 + 2 NaCl
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
BrCH2COOHNH3 = CH2NH2COOHHBr =>
BrCH2COOHNH3 = CH2NH2COOHHBr
HClO + HCl = Cl2 + H2O =>
HClO + HCl = Cl2 + H2O
H2O + NO2 = NH3 + O2 =>
6 H2O + 4 NO2 = 4 NH3 + 7 O2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
CH3COOH + BaCrO4 = Ba(CH3COO)2 + H2CrO4 =>
2 CH3COOH + BaCrO4 = Ba(CH3COO)2 + H2CrO4
HClAgF = HFAgCl =>
HClAgF = HFAgCl
Na2[Fe(OH)4] + HCl = NaCl + H2O + FeCl2 =>
Na2[Fe(OH)4] + 4 HCl = 2 NaCl + 4 H2O + FeCl2
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Équations équilibrées sur12/10/24
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