| Équations équilibrées la veille |
Cu(MnO4)2 + 2 K = 2 KMnO4 + Cu
N2 + V(OH)2 + H2O = N2H4 + V(OH)3 =>
N2 + 4 V(OH)2 + 4 H2O = N2H4 + 4 V(OH)3
Al(s) + Fe(NO3)2(aq) = Al(NO3)2(aq) + Fe(s) =>
Al(s) + Fe(NO3)2(aq) = Al(NO3)2(aq) + Fe(s)
Ir + HCl + NaClO3 = H2[IrCl6] + NaCl + H2O =>
3 Ir + 18 HCl + 2 NaClO3 = 3 H2[IrCl6] + 2 NaCl + 6 H2O
Co(NO3)2 + K3PO4 = KNO3 + Co3(PO4)2 =>
3 Co(NO3)2 + 2 K3PO4 = 6 KNO3 + Co3(PO4)2
CoCO3 + C5H7O2{-} + H2O2 = Co(C5H8O2)3 + CO2{-} + H2O =>
4 CoCO3 + 14 C5H7O2{-} + 13 H2O2 = 4 Co(C5H8O2)3 + 14 CO2{-} + 14 H2O
FeS + O2 = FeO0 + SO2 =>
2 FeS + 3 O2 = 2 FeO0 + 2 SO2
Ir + HCl + NaClO3 = H2[IrCl6] + NaCl + H2O =>
3 Ir + 18 HCl + 2 NaClO3 = 3 H2[IrCl6] + 2 NaCl + 6 H2O
Zn + Ba = ZnBa =>
Zn + Ba = ZnBa
PbCo3(s) = Pb(aq) + Co3(aq) =>
PbCo3(s) = Pb(aq) + Co3(aq)
NaHCO3 + Ag(NO3)3 = Ag(HCO3)3 + NaNO3 =>
3 NaHCO3 + Ag(NO3)3 = Ag(HCO3)3 + 3 NaNO3
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
Pb + Fe(SO4)2 = Pb(SO4)2 + Fe =>
Pb + Fe(SO4)2 = Pb(SO4)2 + Fe
Tl2SO4 = Tl + SO4 =>
Tl2SO4 = 2 Tl + SO4
Al + CO2(SO4)3 = Al(SO4)3 + CO2 =>
Al + CO2(SO4)3 = Al(SO4)3 + CO2
K + HNO3 = N2O + KNO3 + H2O =>
8 K + 10 HNO3 = N2O + 8 KNO3 + 5 H2O
BaCl2 + K(ClO3) = Ba(ClO3)2 + KCl =>
BaCl2 + 2 K(ClO3) = Ba(ClO3)2 + 2 KCl
H2SO4(l) + KOH(s) = K2SO4(aq) + H2O(l) =>
H2SO4(l) + 2 KOH(s) = K2SO4(aq) + 2 H2O(l)
NaOH + Cl2 = NaCl + NaClO + H2O =>
2 NaOH + Cl2 = NaCl + NaClO + H2O
Li2O + FeCl3 = LiCl + Fe2O3 =>
3 Li2O + 2 FeCl3 = 6 LiCl + Fe2O3
Cr(s) + Sn2{+} = Cr3{+} + Sn(s) =>
3 Cr(s) + Sn2{+} = Cr3{+} + 2 Sn(s)
Na3AsO4 + H2SO4 = Na2SO4 + H3AsO4 =>
2 Na3AsO4 + 3 H2SO4 = 3 Na2SO4 + 2 H3AsO4
C6H5OOH + O2 = CO2 + H2O =>
2 C6H5OOH + 13 O2 = 12 CO2 + 6 H2O
Ba3(PO4)2 + CaCO3 = BaCO3 + Ca3(PO4)2 =>
Ba3(PO4)2 + 3 CaCO3 = 3 BaCO3 + Ca3(PO4)2
Al + KBr = Br + AlK =>
Al + KBr = Br + AlK
Ni(s) + H2SO4(ac) = NiSO4(ac) + H2(g) =>
Ni(s) + H2SO4(ac) = NiSO4(ac) + H2(g)
NH4C2H3O2 + H2O = NH4OH + HC2H3O2 =>
NH4C2H3O2 + H2O = NH4OH + HC2H3O2
C6H4 + O2 = CO2 + H2O =>
C6H4 + 7 O2 = 6 CO2 + 2 H2O
MnO2 + HC1 = MnC1 + C + H2O =>
MnO2 + 4 HC1 = MnC1 + 3 C + 2 H2O
PbNO3(aq) + NaCl = PbCl(aq) + NaNO3(aq) =>
PbNO3(aq) + NaCl = PbCl(aq) + NaNO3(aq)
HAsO3{2-} + I3{-} + H2O = HAsO4{2-} + I{-} + H{+} =>
HAsO3{2-} + I3{-} + H2O = HAsO4{2-} + 3 I{-} + 2 H{+}
OCl + H = HOCl =>
OCl + H = HOCl
Co(OH)3 + H2CrO4 = Co2(CrO4)3 + H2O =>
2 Co(OH)3 + 3 H2CrO4 = Co2(CrO4)3 + 6 H2O
C7H14 + KMnO4 = C7H14KMnO4 =>
C7H14 + KMnO4 = C7H14KMnO4
SO2 + H2 = H2O + H2S =>
SO2 + 3 H2 = 2 H2O + H2S
Al + KBr = Br + AlK =>
Al + KBr = Br + AlK
K2CO3 + H2SO4 = H2CO3 + K2SO4 =>
K2CO3 + H2SO4 = H2CO3 + K2SO4
AlCl3 + HOH = Al(OH)3 + HCl =>
AlCl3 + 3 HOH = Al(OH)3 + 3 HCl
Fe2 + NH4OH = Fe(OH)2 + NH4 =>
Fe2 + 4 NH4OH = 2 Fe(OH)2 + 4 NH4
Fe(CH3COO)2 = Fe + CH3COO =>
Fe(CH3COO)2 = Fe + 2 CH3COO
C18H8 + O2 = CO + H2O =>
C18H8 + 11 O2 = 18 CO + 4 H2O
Zn + MnO2 + KOH + H2O = [Zn(OH)4]K2 + MnO(OH) =>
Zn + 2 MnO2 + 2 KOH + 2 H2O = [Zn(OH)4]K2 + 2 MnO(OH)
Cr + H2O = CrO + H =>
Cr + H2O = CrO + 2 H
FeSO4 + H2SO4 + K2Cr2O7 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K2SO4 =>
6 FeSO4 + 7 H2SO4 + K2Cr2O7 = 3 Fe2(SO4)3 + Cr2(SO4)3 + 7 H2O + K2SO4
Na2CO3 + Cu(NO3)2 + H2O = NaNO3 + CuCO3*Cu(OH)2 + CO2 =>
2 Na2CO3 + 2 Cu(NO3)2 + H2O = 4 NaNO3 + CuCO3*Cu(OH)2 + CO2
FeC2O4 + K2C2O4 + H2O2 + H2C2O4 = K3Fe(C2O4)3 + H2O =>
2 FeC2O4 + 3 K2C2O4 + H2O2 + H2C2O4 = 2 K3Fe(C2O4)3 + 2 H2O
MnO2 + HC1 = MnC1 + C + H2O =>
MnO2 + 4 HC1 = MnC1 + 3 C + 2 H2O
CH3{-}CHO = CH3{-}COOH =>
CH3{-}CHO = CH3{-}COOH
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Al2S3 + FeO = Al2O3 + FeS =>
Al2S3 + 3 FeO = Al2O3 + 3 FeS
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Équations équilibrées sur10/29/24
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