| Équations équilibrées la veille | Équations équilibrées le lendemain |
NiO + Ca = CaO + Ni
C2H5OH + CuO = CH3COOH + Cu + H2O =>
C2H5OH + 2 CuO = CH3COOH + 2 Cu + H2O
Cl2 + Na2SO3 = NaCl + Na2SO4 + SO2 =>
Cl2 + 2 Na2SO3 = 2 NaCl + Na2SO4 + SO2
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4(aq) =>
Zn(s) + NiSO4(aq) = Ni(s) + ZnSO4(aq)
HgBr + NaI = HgI2 + Na2Br =>
HgBr + 2 NaI = HgI2 + Na2Br
Cd + Pb(No3)2 = Pb + Cd(No3)2 =>
Cd + Pb(No3)2 = Pb + Cd(No3)2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2O2 + CH3(OH) = H2O + CO2 =>
3 H2O2 + CH3(OH) = 5 H2O + CO2
Ba(OH)2 + KMnO4 = KOH + Ba(MnO4)2 =>
Ba(OH)2 + 2 KMnO4 = 2 KOH + Ba(MnO4)2
C4H8O8N8 = CO + H2O + N2 =>
C4H8O8N8 = 4 CO + 4 H2O + 4 N2
H2O + CH3COOH = CH3COO{-} + H3O{+} =>
H2O + CH3COOH = CH3COO{-} + H3O{+}
MgSO3 = MgOSO2 =>
MgSO3 = MgOSO2
Cu(OH)2 + H3O{+} = Cu{2+} + H2O =>
Cu(OH)2 + 2 H3O{+} = Cu{2+} + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PbS + HNO3 + HCl = H2PbCl4 + NO2 + H2SO4 + H2O =>
PbS + 8 HNO3 + 4 HCl = H2PbCl4 + 8 NO2 + H2SO4 + 4 H2O
C2H5OH(l) + O2(g) = C2H4O(l) + H2O(l) =>
2 C2H5OH(l) + O2(g) = 2 C2H4O(l) + 2 H2O(l)
FeC3 + HNO3 = Fe(NO3)2 + NO2 + CO2 + H2O =>
FeC3 + 16 HNO3 = Fe(NO3)2 + 14 NO2 + 3 CO2 + 8 H2O
S + Cl2 + H2O = HClO3 + H2S =>
5 S + Cl2 + 6 H2O = 2 HClO3 + 5 H2S
BaCl2*2H2O + NaOH = Ba(OH)2 + NaCl + H2O =>
BaCl2*2H2O + 2 NaOH = Ba(OH)2 + 2 NaCl + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Cr + NaOH = [Cr2(OH)6] + Na =>
2 Cr + 6 NaOH = [Cr2(OH)6] + 6 Na
ArNO2 + (SnCl2)H2O + HCl = ArNH2 + SnCl4 + H2O =>
ArNO2 + 3(SnCl2)H2O + 6 HCl = ArNH2 + 3 SnCl4 + 5 H2O
I + SO4 = I2O5 + SO2 =>
4 I + 5 SO4 = 2 I2O5 + 5 SO2
(NH4)2Fe(SO4)2 + H2O = Fe(SO4)2 + NH3 + H3O =>
(NH4)2Fe(SO4)2 + 2 H2O = Fe(SO4)2 + 2 NH3 + 2 H3O
HCl + CoSO4 = ClCo + HSO4 =>
HCl + CoSO4 = ClCo + HSO4
(NH4)2SO4(ac) + ZnCl2(ac) = NH4Cl(ac) + ZnSO4(s) =>
(NH4)2SO4(ac) + ZnCl2(ac) = 2 NH4Cl(ac) + ZnSO4(s)
Zn(NO3)2 + H2O = HNO3 + Zn(OH)2 =>
Zn(NO3)2 + 2 H2O = 2 HNO3 + Zn(OH)2
Zn + S4O6{2-} = Zn{2+} + S2O3{2-} =>
Zn + S4O6{2-} = Zn{2+} + 2 S2O3{2-}
KI + HPO3 + NaOCl = NaCl + H2O + I2 + KPO3 =>
2 KI + 2 HPO3 + NaOCl = NaCl + H2O + I2 + 2 KPO3
Sn(OH)2NaOH = SnOHNa(OH)2 =>
Sn(OH)2NaOH = SnOHNa(OH)2
SiO2 + Mg = Si + MgSiO3 =>
3 SiO2 + 2 Mg = Si + 2 MgSiO3
Li + H3PO3 = LiPO3 + H2 =>
2 Li + 2 H3PO3 = 2 LiPO3 + 3 H2
KCrO2 = KCr + O2 =>
KCrO2 = KCr + O2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
K2Cr2O7 + HCl + H2S = CrCl3 + H2O + KCl + S8 =>
8 K2Cr2O7 + 64 HCl + 24 H2S = 16 CrCl3 + 56 H2O + 16 KCl + 3 S8
Pb(CH3COO)2H2S = PbS + CH3COOH =>
Pb(CH3COO)2H2S = PbS + 2 CH3COOH
C2H5OH + MnO4({-}) = C2H3O2({-}) + MnO2 + OH({-}) + H2O =>
3 C2H5OH + 4 MnO4({-}) = 3 C2H3O2({-}) + 4 MnO2 + OH({-}) + 4 H2O
FeCl2*7H2O + H8C6O7 = C6H6FeO7 + HCl + H2O =>
FeCl2*7H2O + H8C6O7 = C6H6FeO7 + 2 HCl + 7 H2O
Cs + NiSO4 = Cs2SO4 + Ni =>
2 Cs + NiSO4 = Cs2SO4 + Ni
NaI + NaOCl = Na + Cl + NaOI =>
NaI + NaOCl = Na + Cl + NaOI
Fe3 + CuSO4 = FeSO4 + Cu2 =>
2 Fe3 + 6 CuSO4 = 6 FeSO4 + 3 Cu2
H + S = S2H1 =>
H + 2 S = S2H1
PCl{-}2 = PCl{-}5 =>
PCl{-}2 = PCl{-}5
Mg + Fe2(SO4)3 = Mg3(SO4)3 + Fe =>
3 Mg + Fe2(SO4)3 = Mg3(SO4)3 + 2 Fe
K2Cr2O7(s) = Cr2O3 + K2CrO4 + O2 =>
4 K2Cr2O7(s) = 2 Cr2O3 + 4 K2CrO4 + 3 O2
Ca(ClO)2 + Na2SO3 = CaSO3 + Na2(ClO)2 =>
Ca(ClO)2 + Na2SO3 = CaSO3 + Na2(ClO)2
(H2SO4)(CuO) = (CuSO4)(H2O) =>
(H2SO4)(CuO) = (CuSO4)(H2O)
Cd(CH3COOH)2 + H2O = CdO + CH4 + CO2 =>
4 Cd(CH3COOH)2 + 2 H2O = 4 CdO + 9 CH4 + 7 CO2
Li + H2O = LiOOH + H2 =>
2 Li + 4 H2O = 2 LiOOH + 3 H2
Cu(NO3)2 + KI = I2 + CuI2 + K2NO3 =>
Cu(NO3)2 + 4 KI = I2 + CuI2 + 2 K2NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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