| Équations équilibrées la veille |
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
Cr2(CO3)3 + Ca(OH)2 = Cr(OH)3 + CaCO3 =>
Cr2(CO3)3 + 3 Ca(OH)2 = 2 Cr(OH)3 + 3 CaCO3
Mg(HCO3)2(s) = MgCO3(s) + H2O(g) + CO2(g) =>
Mg(HCO3)2(s) = MgCO3(s) + H2O(g) + CO2(g)
Pb(CH3COO)2 + Na2S = PbS + NaCH3COO =>
Pb(CH3COO)2 + Na2S = PbS + 2 NaCH3COO
Cu(OH)2 + NH4OH = [Cu(NH3)4](OH)2 + H2O =>
Cu(OH)2 + 4 NH4OH = [Cu(NH3)4](OH)2 + 4 H2O
ClO{-} + SO3{-2} = ClO2{-} + S{-2} =>
3 ClO{-} + SO3{-2} = 3 ClO2{-} + S{-2}
HI + Br2 = HBr + I =>
2 HI + Br2 = 2 HBr + 2 I
C2H6O2 + KMnO4 + H2SO4 = (COOH)2 + MnSO4 + K2SO4 + H2O =>
5 C2H6O2 + 8 KMnO4 + 12 H2SO4 = 5(COOH)2 + 8 MnSO4 + 4 K2SO4 + 22 H2O
C6H6O + FeCl3 = (C6H5O)3Fe + HCl =>
3 C6H6O + FeCl3 = (C6H5O)3Fe + 3 HCl
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C4H6(g) + O2(g) = CO2 + H2O =>
2 C4H6(g) + 11 O2(g) = 8 CO2 + 6 H2O
PbO + NaOH + H2O = NaPb(OH)3 =>
PbO + NaOH + H2O = NaPb(OH)3
Al + H2(SO)4 = Al2(SO)4 + H2 =>
2 Al + H2(SO)4 = Al2(SO)4 + H2
HCOOH + Ca = HCOOCa + H =>
HCOOH + Ca = HCOOCa + H
C18H21NO3 + H2O = HC18H21NO3 + OH =>
C18H21NO3 + H2O = HC18H21NO3 + OH
CH3CCH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
10 CH3CCH + 8 KMnO4 + 12 H2SO4 = 15 CH3COOH + 4 K2SO4 + 8 MnSO4 + 2 H2O
Cr + HC2H3O2 = CrC2H3O2 + H2 =>
2 Cr + 2 HC2H3O2 = 2 CrC2H3O2 + H2
P2O3 + H2O2 = PO4 + H2O =>
P2O3 + 5 H2O2 = 2 PO4 + 5 H2O
Be + H3PO4 = Be3(PO4)2 + H =>
3 Be + 2 H3PO4 = Be3(PO4)2 + 6 H
CaCl2 + KOH = Ca(OH)2 + KCl =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl
C8H22N2Si + O2 = CO2 + H2O + NO2 + SiO2 =>
2 C8H22N2Si + 33 O2 = 16 CO2 + 22 H2O + 4 NO2 + 2 SiO2
KNO3 + CH2O = CO2 + H2O + N2 + K2O =>
4 KNO3 + 5 CH2O = 5 CO2 + 5 H2O + 2 N2 + 2 K2O
Cu + O2 + NH4OH = Cu(NH3)4(OH)2 + H2O =>
2 Cu + O2 + 8 NH4OH = 2 Cu(NH3)4(OH)2 + 6 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
P4O2 + O2 = PO4 =>
P4O2 + 7 O2 = 4 PO4
HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l) =>
2 HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l)
MgO + Cl2O3 = Mg(ClO2)2 =>
MgO + Cl2O3 = Mg(ClO2)2
C6H7N + Br2 = C6H4NBr3 + HBr =>
C6H7N + 3 Br2 = C6H4NBr3 + 3 HBr
KSCN = K{+} + SCN{-} =>
KSCN = K{+} + SCN{-}
C4 + H2O = CO4 + H =>
C4 + 16 H2O = 4 CO4 + 32 H
C2H4(OH)2 + K2Cr2O7 + H2SO4 = C2H2O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H4(OH)2 + 4 K2Cr2O7 + 16 H2SO4 = 3 C2H2O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
NaNO2 + HCl = NaCl + HNO2 =>
NaNO2 + HCl = NaCl + HNO2
AgCl + Cu(NO3)2 = Ag(NO3) + CuCl2 =>
2 AgCl + Cu(NO3)2 = 2 Ag(NO3) + CuCl2
Nb2O5 + NbCl5 + AgCl = AgNbOCl4 =>
Nb2O5 + 3 NbCl5 + 5 AgCl = 5 AgNbOCl4
Sb + I = Sb3I =>
3 Sb + I = Sb3I
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(aq) + SrSO4(aq) =>
FeSO4(aq) + Sr(OH)2(aq) = Fe(OH)2(aq) + SrSO4(aq)
C5H11NO2 + O2 = CO2 + H2O + CH4N2O =>
2 C5H11NO2 + 12 O2 = 9 CO2 + 9 H2O + CH4N2O
Al(OH)3 + H(C2H3O2) = Al(C2H3O2)3 + H2O =>
Al(OH)3 + 3 H(C2H3O2) = Al(C2H3O2)3 + 3 H2O
SrC2O4 = Sr + C2O4 =>
SrC2O4 = Sr + C2O4
Cr + Pb{2+} = Cr3{+} + Pb =>
6 Cr + Pb{2+} = 2 Cr3{+} + Pb
FeCl3 + C7H6O3 = Fe(OH)2 + C7H4OCl3 =>
FeCl3 + C7H6O3 = Fe(OH)2 + C7H4OCl3
Al(NO3)3 + CaS = Al2S3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaS = Al2S3 + 3 Ca(NO3)2
Ca + HClO4 = CaClO4 + H =>
Ca + HClO4 = CaClO4 + H
CuCl + H2O + O2 = Cu2(OH)3Cl + HCl =>
4 CuCl + 4 H2O + O2 = 2 Cu2(OH)3Cl + 2 HCl
CuCl + O2 + H2O = Cu(OH)Cl =>
4 CuCl + O2 + 2 H2O = 4 Cu(OH)Cl
P + Ba(OH)2 = PH3 + BaHPO2 =>
4 P + 3 Ba(OH)2 = PH3 + 3 BaHPO2
LiCl + Na3PO4 = Li3PO4 + NaCl =>
3 LiCl + Na3PO4 = Li3PO4 + 3 NaCl
CO2 + N2O = CO + NO =>
CO2 + N2O = CO + 2 NO
Zn(OH)2 + OH = Zn(OH)3 =>
Zn(OH)2 + OH = Zn(OH)3
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Équations équilibrées sur10/26/24
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