| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCl(aq) + KF(aq) = HF(aq) + KCl(aq)
NaHCO3 + HNO3 = NaH + NO3 + CO2 + H2O =>
NaHCO3 + 2 HNO3 = NaH + 2 NO3 + CO2 + H2O
Mg + Ba(NO3)2 = MgO + Ba(NO2)2 =>
2 Mg + Ba(NO3)2 = 2 MgO + Ba(NO2)2
Ba + Cl = BaCl2 =>
Ba + 2 Cl = BaCl2
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
V2O5 + H2C2O4 = CO2 + V2C2O5 + H2O =>
V2O5 + 4 H2C2O4 = 6 CO2 + V2C2O5 + 4 H2O
Ru3(CO)12 + AgAuTe4 + Na2O + KAu(CN)2 + Fe2(SO4)3 + H2O = K4Fe(CN)6 + C4H3AuNa2OS + HNO3 + Au2O3 + RuO2 + TeO + Ag2O =>
8 Ru3(CO)12 + 6 AgAuTe4 + 36 Na2O + 96 KAu(CN)2 + 12 Fe2(SO4)3 + 78 H2O = 24 K4Fe(CN)6 + 36 C4H3AuNa2OS + 48 HNO3 + 33 Au2O3 + 24 RuO2 + 24 TeO + 3 Ag2O
C2H5OH + CrO3 = Cr2O3 + CH3COOH + H2O =>
3 C2H5OH + 4 CrO3 = 2 Cr2O3 + 3 CH3COOH + 3 H2O
(C6H5CH3) + (O2) = C6H5COOH + H2O =>
2(C6H5CH3) + 3(O2) = 2 C6H5COOH + 2 H2O
MnO2 + FeS + H2SO4 = FeSO4 + MnSO4 + H2O =>
4 MnO2 + FeS + 4 H2SO4 = FeSO4 + 4 MnSO4 + 4 H2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Cl2(g) + KBr(aq) = KCl(aq) + Br2(i) =>
Cl2(g) + 2 KBr(aq) = 2 KCl(aq) + Br2(i)
C9H10O + C8H8O2 = C17H18O2 + H2O =>
22 C9H10O + 5 C8H8O2 = 14 C17H18O2 + 4 H2O
CO2 + B = BO2 + C =>
CO2 + B = BO2 + C
CuSO4Zn = ZnSO4Cu =>
CuSO4Zn = ZnSO4Cu
N2H4(l) + H2(g) = NH3(g) =>
N2H4(l) + H2(g) = 2 NH3(g)
C16H20N3S + HCl + O2 = (C16H18N3S)Cl + H2O =>
4 C16H20N3S + 4 HCl + 3 O2 = 4(C16H18N3S)Cl + 6 H2O
Sr(BrO3)2 = SrBr2 + O2 =>
Sr(BrO3)2 = SrBr2 + 3 O2
C2H4O = C4H6O + H2O =>
2 C2H4O = C4H6O + H2O
C6H5C3H7 + KMnO4 = C6H5COOK + K2CO3 + MnO2 + H2O =>
3 C6H5C3H7 + 28 KMnO4 = 2 C6H5COOK + 13 K2CO3 + 28 MnO2 + 13 H2O
MnO2 + Br{-} + H{+} = Br2 + Mn2 + H2O =>
2 MnO2 + 8 Br{-} + 8 H{+} = 4 Br2 + Mn2 + 4 H2O
Cu2S + O2 + CaCO3 = CuO + CaSO4 + CO2 =>
2 Cu2S + 5 O2 + 2 CaCO3 = 4 CuO + 2 CaSO4 + 2 CO2
Cr2(CO3)3(s) + HCl(aq) = CrCl3 + H2O + CO2 =>
Cr2(CO3)3(s) + 6 HCl(aq) = 2 CrCl3 + 3 H2O + 3 CO2
C4H4N2 + H2 = C4H12N2 =>
C4H4N2 + 4 H2 = C4H12N2
Cu + H2SO4 = Cu3(SO4)2 + SO2 + H2O =>
3 Cu + 4 H2SO4 = Cu3(SO4)2 + 2 SO2 + 4 H2O
KI + KClO4 + HCl = KCl + I + H2O =>
8 KI + KClO4 + 8 HCl = 9 KCl + 8 I + 4 H2O
Cr(OH) + HNO3 = H2O + Cr(NO3) =>
Cr(OH) + HNO3 = H2O + Cr(NO3)
Al + HBr = AlBr2 + H2 =>
Al + 2 HBr = AlBr2 + H2
Ni + K2CrO4 + H2SO4 = NiSO4 + K2SO4 + CrSO4 + H2O =>
2 Ni + K2CrO4 + 4 H2SO4 = 2 NiSO4 + K2SO4 + CrSO4 + 4 H2O
As + H2O = As2O3 + H2 =>
2 As + 3 H2O = As2O3 + 3 H2
CH3CH3CHCHO + [Ag(NH3)2]{+} + OH{-} = CH3CH3CHCOONH4 + Ag + H2O + NH3 =>
CH3CH3CHCHO + 2[Ag(NH3)2]{+} + 2 OH{-} = CH3CH3CHCOONH4 + 2 Ag + H2O + 3 NH3
KOH + SnCl2 = K2Sn(OH)4 + KCl =>
4 KOH + SnCl2 = K2Sn(OH)4 + 2 KCl
CaSiO3 + H2SO4 = CaSO4 + SiO2H2O =>
CaSiO3 + H2SO4 = CaSO4 + SiO2H2O
Ag2O + NH4OH + NH4NO3 = (Ag(NH3)2)NO3 + H2O =>
Ag2O + 2 NH4OH + 2 NH4NO3 = 2(Ag(NH3)2)NO3 + 3 H2O
CN{-} + OCl{-} + H2O = N2 + CO2 + Cl{-} + OH{-} =>
2 CN{-} + 5 OCl{-} + H2O = N2 + 2 CO2 + 5 Cl{-} + 2 OH{-}
KNO3 + AgBr = AgNO3KBr =>
KNO3 + AgBr = AgNO3KBr
C2H2 + KMnO4 + H2SO4 = C2(OOH)2 + K2SO4 + MnSO4 + H2O =>
5 C2H2 + 8 KMnO4 + 12 H2SO4 = 5 C2(OOH)2 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Hg{2+} + Br{-} = HgBr2 =>
Hg{2+} + 2 Br{-} = HgBr2
BaClO = BaCl + O2 =>
2 BaClO = 2 BaCl + O2
NaCIO3(s) = NaCI + O2(g) =>
2 NaCIO3(s) = 2 NaCI + 3 O2(g)
HNO3 + Mg = H2 + Mg3(NO3)2 =>
2 HNO3 + 3 Mg = H2 + Mg3(NO3)2
CuFeS2 + O2 = Cu2S + Fe3O4 + SO4 =>
6 CuFeS2 + 22 O2 = 3 Cu2S + 2 Fe3O4 + 9 SO4
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
Ir + CuCl2 = IrCl3 + Cu =>
2 Ir + 3 CuCl2 = 2 IrCl3 + 3 Cu
Mg + O2 = Mg{+2} + O{-2} =>
2 Mg + O2 = 2 Mg{+2} + 2 O{-2}
Al(OH)4{-)+H2SO4 = Al(OH)3+H2O+SO4{2-} =>
2 Al(OH)4{-)+H2SO4 = 2 Al(OH)3+2H2O+SO4{2-}
CO2 + B = BO2 + C =>
CO2 + B = BO2 + C
C + H + O + I = C6HOI =>
6 C + H + O + I = C6HOI
HC3H2O3 + NaOH = H2O + NaC3H2O3 =>
HC3H2O3 + NaOH = H2O + NaC3H2O3
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Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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