| Équations équilibrées la veille |
4 Fe(NO3)2 + 6 NH3*H2O = Fe4(NO3)2(OH)6 + 6 NH4NO3
Sn + Rh{+} = Sn{2+} + Rh =>
Sn + 2 Rh{+} = Sn{2+} + 2 Rh
CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + H2O =>
2 CH3COOH + Cu(OH)2 = Cu(CH3COO)2 + 2 H2O
HClO3 + H2O = ClOH + OH =>
HClO3 + 2 H2O = ClOH + 4 OH
MnO2 + C6H12O6 + H2SO4 = MnSO4 + CO2 + H2O =>
12 MnO2 + C6H12O6 + 12 H2SO4 = 12 MnSO4 + 6 CO2 + 18 H2O
K2CrO4 + HCl + KI = CrCl3 + I2 + KCl + H2O =>
2 K2CrO4 + 16 HCl + 6 KI = 2 CrCl3 + 3 I2 + 10 KCl + 8 H2O
Ag + (H)(N)(O3) = Ag(N)(O3) + (H2)(O) + (N)(O) =>
3 Ag + 4(H)(N)(O3) = 3 Ag(N)(O3) + 2(H2)(O) + (N)(O)
MgH2(s) + H2O(l) = Mg(OH)2(s) + H2 =>
MgH2(s) + 2 H2O(l) = Mg(OH)2(s) + 2 H2
Fe{2+} + I3{-} = Fe{3+} + I{-} =>
2 Fe{2+} + I3{-} = 2 Fe{3+} + 3 I{-}
Co(NO3)2 + Fe2(Cr2O7)3 = Co(Cr2O7)3 + Fe2(NO3)2 =>
Co(NO3)2 + Fe2(Cr2O7)3 = Co(Cr2O7)3 + Fe2(NO3)2
K + H3PO4 = H2 + KH2PO4 =>
2 K + 2 H3PO4 = H2 + 2 KH2PO4
Cl + MnBr3 = MnCl3 + Br2 =>
6 Cl + 2 MnBr3 = 2 MnCl3 + 3 Br2
C8H9NO2 + C3H8O = C9H13N + CO + H2O =>
6 C8H9NO2 + 5 C3H8O = 6 C9H13N + 9 CO + 8 H2O
Fe3O4 + HCl = FeCl2 + Cl2 + H2O =>
Fe3O4 + 8 HCl = 3 FeCl2 + Cl2 + 4 H2O
K2Cr2O7 + Zn + H2SO4 = ZnSO4 + Cr3(SO4)2 + K2SO4 + H2O =>
3 K2Cr2O7 + 14 Zn + 21 H2SO4 = 14 ZnSO4 + 2 Cr3(SO4)2 + 3 K2SO4 + 21 H2O
CuCl2(ag) + Al(s) = AlCl3(ag) + Cu(s) =>
3 CuCl2(ag) + 2 Al(s) = 2 AlCl3(ag) + 3 Cu(s)
Cu + NH3 = CuH + N =>
3 Cu + NH3 = 3 CuH + N
PbCl2 + K2CrO4 + CH3COOH = PbCrO4 + KCOOH + CH3Cl =>
PbCl2 + K2CrO4 + 2 CH3COOH = PbCrO4 + 2 KCOOH + 2 CH3Cl
BaCO3 + CoO + B2O3 = Ba2Co(B3O6)2 + CO2 =>
2 BaCO3 + CoO + 3 B2O3 = Ba2Co(B3O6)2 + 2 CO2
MgNO3 + AlCl3 = MgCl2 + Al2(NO3)3 =>
3 MgNO3 + 2 AlCl3 = 3 MgCl2 + Al2(NO3)3
CaSi + O2 = CaO2 + SiO2 =>
CaSi + 2 O2 = CaO2 + SiO2
Zn(NO3)2 + Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2 =>
Zn(NO3)2 + 2 Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2
CH3OH + MnO4{-} + OH = HCOO{-} + MnO2 + H2O =>
CH3OH + MnO4{-} + OH = HCOO{-} + MnO2 + 2 H2O
NH + BF = NHBF =>
NH + BF = NHBF
BaCl(aq) + NaC(aq) = BaC + NaCl =>
BaCl(aq) + NaC(aq) = BaC + NaCl
HF + Zu(OH)3 = ZuF3 + H2O =>
3 HF + Zu(OH)3 = ZuF3 + 3 H2O
NiCl2 + NaHCO3 = NiCO3 + NaCl + CO2 + H2O =>
NiCl2 + 2 NaHCO3 = NiCO3 + 2 NaCl + CO2 + H2O
C2H5COOH + H2O = H3O + C2H5CO2 =>
C2H5COOH + H2O = H3O + C2H5CO2
Hg2CO3 = Hg2O + CO2 =>
Hg2CO3 = Hg2O + CO2
AsO3 + O3 = AsO4 =>
3 AsO3 + O3 = 3 AsO4
CUSO4 + Fe = CU + Fe2(SO4)3 =>
3 CUSO4 + 2 Fe = 3 CU + Fe2(SO4)3
Mg(HCO3)2 + H2SO4 = MgSO4 + H2O + CO2 =>
Mg(HCO3)2 + H2SO4 = MgSO4 + 2 H2O + 2 CO2
Na2CO3(s) + HCl(aq) = H2CO3(l) + NaCl(aq) =>
Na2CO3(s) + 2 HCl(aq) = H2CO3(l) + 2 NaCl(aq)
K + C2H5OH = KOH + C2H5 =>
K + C2H5OH = KOH + C2H5
S8 + Fe = FeS =>
S8 + 8 Fe = 8 FeS
Fe2O3 + Al = Fe2AlO3 =>
Fe2O3 + Al = Fe2AlO3
Ag3PO4 = Ag + PO4 =>
Ag3PO4 = 3 Ag + PO4
Ni(NO3)2 + CrBr3 = NiBr3 + Cr(NO3)2 =>
Ni(NO3)2 + CrBr3 = NiBr3 + Cr(NO3)2
P4(s) + O2(g) = P4O6(s) =>
P4(s) + 3 O2(g) = P4O6(s)
HBr + Al(OH)3 = H2O + Al(Br)3 =>
3 HBr + Al(OH)3 = 3 H2O + Al(Br)3
Cr + MnO4 = CrO4 + Mn =>
Cr + MnO4 = CrO4 + Mn
CH3CH2OH + OH = CH3COOCH2CH3 + H2O =>
2 CH3CH2OH + 4 OH = CH3COOCH2CH3 + 4 H2O
Mg(s) + ZnN2O6(aq) = MgN2O6(aq) + Zn(s) =>
Mg(s) + ZnN2O6(aq) = MgN2O6(aq) + Zn(s)
Fe{2+}Cl{-} + (NH4){+}(OH){-} = Fe{+3}(OH){2+} + (NH4){-}Cl{+} =>
2 Fe{2+}Cl{-} + (NH4){+}(OH){-} = 2 Fe{+3}(OH){2+} + (NH4){-}Cl{+}
LiOH + AgClO4 = LiClO4 + AgOH =>
LiOH + AgClO4 = LiClO4 + AgOH
FeSO3*1H2O + MnO4{-} + H{+} = Mn{2+} + Fe{3+} + HSO4{-} + H2O =>
5 FeSO3*1H2O + 3 MnO4{-} + 19 H{+} = 3 Mn{2+} + 5 Fe{3+} + 5 HSO4{-} + 12 H2O
Si2 + N2 = Si3N4 =>
3 Si2 + 4 N2 = 2 Si3N4
NH4NO3 + Ca(H2PO4)2 = NH4H2PO4 + Ca(NO3)2 =>
2 NH4NO3 + Ca(H2PO4)2 = 2 NH4H2PO4 + Ca(NO3)2
NaBH4 + H2O = NaBO2 + H2 =>
NaBH4 + 2 H2O = NaBO2 + 4 H2
NH3(G) + O2(g) = NO(G) + H2O =>
4 NH3(G) + 5 O2(g) = 4 NO(G) + 6 H2O
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Équations équilibrées sur01/09/25
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