| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3COOH + 8 HNO3 = 2 CO2 + 6 H2O + 8 NO2
SO2 + OH{-} = SO3{2-} + H2O =>
SO2 + 2 OH{-} = SO3{2-} + H2O
CuCl2 + NH4OH = [Cu(NH3)4]Cl2 + H2O =>
CuCl2 + 4 NH4OH = [Cu(NH3)4]Cl2 + 4 H2O
Ni(SO4) + Na(OH) = Ni(OH)2 + Na2(SO4) =>
Ni(SO4) + 2 Na(OH) = Ni(OH)2 + Na2(SO4)
Ca(H2Po4)2 + Ca(OH)2 = CaHPo4 + H2O =>
Ca(H2Po4)2 + Ca(OH)2 = 2 CaHPo4 + 2 H2O
CrCl3 + KMnO4 + H2O = H2CrO4 + MnCl2 + KCl + HCl =>
5 CrCl3 + 3 KMnO4 + 8 H2O = 5 H2CrO4 + 3 MnCl2 + 3 KCl + 6 HCl
Mg(NO3)2 + KOH = Mg(OH)2 + K(NO3) =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 K(NO3)
CoCl2 + KCN + H2O = K3[Co(CN)6] + KCl + KOH + H2 =>
2 CoCl2 + 12 KCN + 2 H2O = 2 K3[Co(CN)6] + 4 KCl + 2 KOH + H2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Sb2S3 + NaOH = NaSbS2 + NaSbSO + H2O =>
Sb2S3 + 2 NaOH = NaSbS2 + NaSbSO + H2O
MnO2 + H2SO4 = MnSO4 + O2 + H2O =>
2 MnO2 + 2 H2SO4 = 2 MnSO4 + O2 + 2 H2O
MnCl2 + Na2HPO4 = Mn3(PO4)2 + NaCl + HCl =>
3 MnCl2 + 2 Na2HPO4 = Mn3(PO4)2 + 4 NaCl + 2 HCl
NaB = Na + B2 =>
2 NaB = 2 Na + B2
C9H20(g) + O2(g) = CO2(g) + H2O(l) =>
C9H20(g) + 14 O2(g) = 9 CO2(g) + 10 H2O(l)
PbCl2 + AgNo3 = Pb(No3)2 + AgCl =>
PbCl2 + 2 AgNo3 = Pb(No3)2 + 2 AgCl
P + H2 = PH3 =>
2 P + 3 H2 = 2 PH3
Co(NO3)3 + NaOH = Co(OH)3 + NaNO3 =>
Co(NO3)3 + 3 NaOH = Co(OH)3 + 3 NaNO3
CH3NO2 + O2 = CO2 + N2 + H2O =>
4 CH3NO2 + 3 O2 = 4 CO2 + 2 N2 + 6 H2O
C3H8 + Cl = C3H7Cl + H =>
C3H8 + Cl = C3H7Cl + H
CuCl2 + Br2 = CuBr + Cl =>
2 CuCl2 + Br2 = 2 CuBr + 4 Cl
Zn + CuCO3 = ZnCO3 + Cu =>
Zn + CuCO3 = ZnCO3 + Cu
KNO3 + HNO3 = NO3 + KH =>
KNO3 + HNO3 = 2 NO3 + KH
SrF2 + H2O = Sr(OH)2 + HF =>
SrF2 + 2 H2O = Sr(OH)2 + 2 HF
Pb{+2} + Cl{-} = PbCl2 =>
Pb{+2} + 2 Cl{-} = PbCl2
Fe(NO3)2 + NaCl = FeCl2 + Na(NO3) =>
Fe(NO3)2 + 2 NaCl = FeCl2 + 2 Na(NO3)
Cr2O72{-} + Fe2 + H{+} = Cr3{+} + Fe3{+} + H2O =>
6 Cr2O72{-} + 1281 Fe2 + 864 H{+} = 4 Cr3{+} + 854 Fe3{+} + 432 H2O
FeSO4 + NO2 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 FeSO4 + NO2 + H2SO4 = Fe2(SO4)3 + NO + H2O
C3H8O3 + H2 = C3H8 + H2O =>
C3H8O3 + 3 H2 = C3H8 + 3 H2O
KIO3 + KHSO3 = KI + K2SO4 + H2SO4 =>
2 KIO3 + 6 KHSO3 = 2 KI + 3 K2SO4 + 3 H2SO4
C + H + O2 = C6H12O6 =>
6 C + 12 H + 3 O2 = C6H12O6
AlPO4 + Ca(OH)2 = Al(OH)3 + Ca3(PO4)2 =>
2 AlPO4 + 3 Ca(OH)2 = 2 Al(OH)3 + Ca3(PO4)2
NF = N2 + F2 =>
2 NF = N2 + F2
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Cr(NO3)2 + Ag = Cr + AgNO3 =>
Cr(NO3)2 + 2 Ag = Cr + 2 AgNO3
Cr2(SO4)3 + KMnO4 + H2SO4 = H2CrO7 + MnSO4 + K2SO4 + H2O =>
5 Cr2(SO4)3 + 18 KMnO4 + 12 H2SO4 = 10 H2CrO7 + 18 MnSO4 + 9 K2SO4 + 2 H2O
CrO3 + HNO3 = Cr(NO3)3 + H2O2 =>
2 CrO3 + 6 HNO3 = 2 Cr(NO3)3 + 3 H2O2
H3N = H2 + N2 =>
2 H3N = 3 H2 + N2
C2H5NSCI + O2 = CO2 + H2O + NO2 + SO2 + CI2 =>
4 C2H5NSCI + 23 O2 = 10 CO2 + 10 H2O + 4 NO2 + 4 SO2 + 2 CI2
Fe(NO3)3(aq) + K3PO4(aq) = FePO4(s) + K3(NO3)3(aq) =>
Fe(NO3)3(aq) + K3PO4(aq) = FePO4(s) + K3(NO3)3(aq)
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
Au + HBr = AuBr3 + H2 =>
2 Au + 6 HBr = 2 AuBr3 + 3 H2
CHCl3 = C2 + H2 + Cl2 =>
2 CHCl3 = C2 + H2 + 3 Cl2
Na3[Co(NO2)6] + KNO3 = K3[Co(NO2)6] + NaNO3 =>
Na3[Co(NO2)6] + 3 KNO3 = K3[Co(NO2)6] + 3 NaNO3
Cl{-} + AgNO3 = AgCl + NO3{-} =>
Cl{-} + AgNO3 = AgCl + NO3{-}
C + H + O2 = CH2O =>
2 C + 4 H + O2 = 2 CH2O
Pb + O = Pb3O4 =>
3 Pb + 4 O = Pb3O4
H2 + N2O3 = H2O + N2 =>
3 H2 + N2O3 = 3 H2O + N2
Zn + H3C6H5O7 = Zn3(C6H5O7) + H2 =>
6 Zn + 2 H3C6H5O7 = 2 Zn3(C6H5O7) + 3 H2
K2Cr2O7 + CH3CH2CH2OH + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + H2O =>
3 K2Cr2O7 + CH3CH2CH2OH + 12 H2SO4 = 3 K2SO4 + 3 Cr2(SO4)3 + 3 CO2 + 16 H2O
CuBr2 + (NH4)2S = CuS + NH4Br =>
CuBr2 + (NH4)2S = CuS + 2 NH4Br
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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