| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu2 + 2 HCl = 2 CuCl + H2
MgCO3 = Mg + C + O2 =>
2 MgCO3 = 2 Mg + 2 C + 3 O2
Cr + CoSO4 = CrSO4 + Co =>
Cr + CoSO4 = CrSO4 + Co
N2O4 + H2O = HNO3 + NO =>
3 N2O4 + 2 H2O = 4 HNO3 + 2 NO
K2Cr2O7 + H2SO4 + Na2O2 = CrO5 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 5 H2SO4 + 4 Na2O2 = 2 CrO5 + K2SO4 + 4 Na2SO4 + 5 H2O
P + NO = P4O10 + N2 =>
4 P + 10 NO = P4O10 + 5 N2
MnO4{-} + HSO3{-} + OH{-} = MnO4{-2} + SO4{-2} + H2O =>
2 MnO4{-} + HSO3{-} + 3 OH{-} = 2 MnO4{-2} + SO4{-2} + 2 H2O
Co + Cl2 = CoCl3 =>
2 Co + 3 Cl2 = 2 CoCl3
K2CrO4 + K2S + H2O = S + K[Cr(OH)4] + KOH =>
2 K2CrO4 + 3 K2S + 8 H2O = 3 S + 2 K[Cr(OH)4] + 8 KOH
H2S + OH{-} = S{2-} + H2O =>
H2S + 2 OH{-} = S{2-} + 2 H2O
Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2) =>
2 Na2S2O3 + AgBr = NaBr + Na3(Ag(S2O3)2)
Ca(OH)2 + Mg(HCO3)2 = Mg(OH)2 + Ca(HCO3)2 =>
Ca(OH)2 + Mg(HCO3)2 = Mg(OH)2 + Ca(HCO3)2
C2H8 + O2 = H2O + C2H4 =>
C2H8 + O2 = 2 H2O + C2H4
Na3[Co(NO2)6] + KOH = K2Na[Co(NO2)6] + NaOH =>
Na3[Co(NO2)6] + 2 KOH = K2Na[Co(NO2)6] + 2 NaOH
P4 + Ca(OH)2 + H2O = Ca(H2PO4)2 + PH3 =>
4 P4 + 3 Ca(OH)2 + 18 H2O = 3 Ca(H2PO4)2 + 10 PH3
HNO3(aq) + NaCl(aq) = HCl(s) + NaNO3(aq) =>
HNO3(aq) + NaCl(aq) = HCl(s) + NaNO3(aq)
PBO + NaOH = Na2PBO2 + H2O =>
PBO + 2 NaOH = Na2PBO2 + H2O
CH3COOCH3 + NaOH = CH3OH + CH3CO2Na =>
CH3COOCH3 + NaOH = CH3OH + CH3CO2Na
Fe(NO3)3 + Na3PO4 = FePO4 + NaNO3 =>
Fe(NO3)3 + Na3PO4 = FePO4 + 3 NaNO3
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
AgNO3 + Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3 =>
AgNO3 + 2 Na2S2O3 = Na3(Ag(S2O3)2) + NaNO3
Cl2 + LiI = LiCl + I2 =>
Cl2 + 2 LiI = 2 LiCl + I2
CHF3 + H2O = HF + CO =>
CHF3 + H2O = 3 HF + CO
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Na2SO4 + Hg2Cl2 = Na2Cl2 + Hg2SO4 =>
Na2SO4 + Hg2Cl2 = Na2Cl2 + Hg2SO4
LiOH + CaS = Ca(OH)2 + Li2S =>
2 LiOH + CaS = Ca(OH)2 + Li2S
CuSO4 + H2SO4 = Cu(HSO4)2 =>
CuSO4 + H2SO4 = Cu(HSO4)2
CaCl2(aq) + K2CO3(aq) = KCl(aq) + CaCO3(aq) =>
CaCl2(aq) + K2CO3(aq) = 2 KCl(aq) + CaCO3(aq)
SO2 + HNO3 = H2SO4 + NO2 =>
SO2 + 2 HNO3 = H2SO4 + 2 NO2
Pb(OH)2 + NaCl = NaOH + PbCl2 =>
Pb(OH)2 + 2 NaCl = 2 NaOH + PbCl2
Cu(OH)2 + HClO4 = Cu(ClO4)2 + H2O =>
Cu(OH)2 + 2 HClO4 = Cu(ClO4)2 + 2 H2O
Sn + HF = SnF2 + H2 =>
Sn + 2 HF = SnF2 + H2
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg =>
Hg(NO3)2 + Fe = Fe(NO3)2 + Hg
CuSO4(aq) + KI(aq) = CuI(s) + KSO4(aq) =>
CuSO4(aq) + KI(aq) = CuI(s) + KSO4(aq)
CH3COOH + Cu2O = CH3COOCu + H2O =>
2 CH3COOH + Cu2O = 2 CH3COOCu + H2O
Li2SO4 + KCl = LiCl + K2SO4 =>
Li2SO4 + 2 KCl = 2 LiCl + K2SO4
NO2 + Zn = ZnO + NO =>
NO2 + Zn = ZnO + NO
PdS + HNO3 = PdSO4 + NO2 + H2O =>
PdS + 8 HNO3 = PdSO4 + 8 NO2 + 4 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C3H7OH + CH3COOH = C5H10O2 + H2O =>
C3H7OH + CH3COOH = C5H10O2 + H2O
Cs + H2 = CsH =>
2 Cs + H2 = 2 CsH
CH2Cl2 + O2 = CO2 + H2O + Cl2 =>
2 CH2Cl2 + 3 O2 = 2 CO2 + 2 H2O + 2 Cl2
Na(ClO) = NaCl + O2 =>
2 Na(ClO) = 2 NaCl + O2
H2CrO4 + H2O2 = HCrO4 + H2O =>
2 H2CrO4 + H2O2 = 2 HCrO4 + 2 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Fe + HI = FeI3 + H2 =>
2 Fe + 6 HI = 2 FeI3 + 3 H2
S3 = S8 =>
8 S3 = 3 S8
Fe + AgNO3 = Fe(NO3)2 + Ag =>
Fe + 2 AgNO3 = Fe(NO3)2 + 2 Ag
MnS + HI = MnI + HS =>
MnS + HI = MnI + HS
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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