| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaBr + K2CrO4 = Na2CrO4 + 2 KBr
MnO2 + O2 = MnO4{-2} + O{2} =>
2 MnO2 + 3 O2 = 2 MnO4{-2} + 2 O{2}
Cl2 + Ag2Br = AgCl + Br2 =>
2 Cl2 + 2 Ag2Br = 4 AgCl + Br2
Cr2O7{-2} + H{+} + I{-} = Cr{+3} + I2 + H2O =>
Cr2O7{-2} + 14 H{+} + 6 I{-} = 2 Cr{+3} + 3 I2 + 7 H2O
Mn3O2 + Al = Al2O3 + Mn =>
3 Mn3O2 + 4 Al = 2 Al2O3 + 9 Mn
Cu{+} + Cr2O7{-2} = Cu + Cr2O7 =>
2 Cu{+} + Cr2O7{-2} = 2 Cu + Cr2O7
C2H4O2 + H2O = CHO + H3O =>
C2H4O2 + 2 H2O = 2 CHO + 2 H3O
O2 + CuFeS2 = Cu2O + FeO + SO2 =>
11 O2 + 4 CuFeS2 = 2 Cu2O + 4 FeO + 8 SO2
MgOSO3 = MgSO4 =>
MgOSO3 = MgSO4
Fe + KSCN + H2O = FeSCN*5(H2O) + K =>
Fe + KSCN + 5 H2O = FeSCN*5(H2O) + K
B2H6 + SEt2 = Et3B + SH2 =>
B2H6 + 3 SEt2 = 2 Et3B + 3 SH2
NaCl + FeSO4 = FeCl2 + Na2SO4 =>
2 NaCl + FeSO4 = FeCl2 + Na2SO4
(CH3)2C6H4 + CO2 + NH4OH = C6H4NH2COOC2H5 + H2 =>
17(CH3)2C6H4 + 8 CO2 + 16 NH4OH = 16 C6H4NH2COOC2H5 + 37 H2
AgNO3 + NaBr(aq) = AgBr + (aq)NaNO3 =>
AgNO3 + NaBr(aq) = AgBr + (aq)NaNO3
HC2H2O2Cl + H2O = HCl + C2H4O3 =>
HC2H2O2Cl + H2O = HCl + C2H4O3
Eu2(SO4)3 = Eu2O3 + SO3 =>
Eu2(SO4)3 = Eu2O3 + 3 SO3
Na2S + NaOH + KMnO4 = K2MnO4 + Na2MnO4 + K2SO4 + H2O =>
Na2S + 8 NaOH + 8 KMnO4 = 3 K2MnO4 + 5 Na2MnO4 + K2SO4 + 4 H2O
NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + H2O(i) =>
2 NaOH(aq) + H2SO4(aq) = Na2SO4(aq) + 2 H2O(i)
BeO + HCl = H2O + BeCl2 =>
BeO + 2 HCl = H2O + BeCl2
C5H9NO3S + I2 = C10H16N2O6S2 + HI =>
2 C5H9NO3S + I2 = C10H16N2O6S2 + 2 HI
HClO2 + KI + HCl = KCl + I2 + H2O =>
HClO2 + 4 KI + 3 HCl = 4 KCl + 2 I2 + 2 H2O
C4H6O3H2O = C2H4O2 =>
C4H6O3H2O = 2 C2H4O2
ZnS + KMnO4 + H2SO4 = ZnSO4 + MnSO4 + K2SO4 + H2O =>
5 ZnS + 8 KMnO4 + 12 H2SO4 = 5 ZnSO4 + 8 MnSO4 + 4 K2SO4 + 12 H2O
Ne + H2O = H2O3 + H2Ne =>
2 Ne + 3 H2O = H2O3 + 2 H2Ne
AgNO3 + K2CO = Ag2CO + KNO3 =>
2 AgNO3 + K2CO = Ag2CO + 2 KNO3
H{+} + V{2+} + VO2{+} = V{3+} + H2O =>
4 H{+} + 2 V{2+} + VO2{+} = 3 V{3+} + 2 H2O
C4H5Cl3 + Cl2 = C4H4Cl4 + HCl =>
C4H5Cl3 + Cl2 = C4H4Cl4 + HCl
NaHSO3 + HI = NaI + H2O + SO2 =>
NaHSO3 + HI = NaI + H2O + SO2
K2Cr2O7 + KNO2 + H2O = Cr(OH)3 + KNO3 + KOH =>
K2Cr2O7 + 3 KNO2 + 4 H2O = 2 Cr(OH)3 + 3 KNO3 + 2 KOH
CuO + CH4 = Cu + H2O + CH3CHO =>
3 CuO + 2 CH4 = 3 Cu + 2 H2O + CH3CHO
C6H5NH2 + HNO3 + HCl = C6H5N2 + H2O + Cl2 =>
2 C6H5NH2 + 2 HNO3 + 6 HCl = 2 C6H5N2 + 6 H2O + 3 Cl2
Rb2O + H2O = Rb2(OH)2 =>
Rb2O + H2O = Rb2(OH)2
Co + NH4OH = Co(NH3)2 + H2O =>
Co + 2 NH4OH = Co(NH3)2 + 2 H2O
NH4OH + C11H12N2O2(s) = C11H15NO2 + N2H4 + H2O =>
5 NH4OH + C11H12N2O2(s) = C11H15NO2 + 3 N2H4 + 5 H2O
NaClO + H2O = Na(OH) + HCl + O2 =>
2 NaClO + 2 H2O = 2 Na(OH) + 2 HCl + O2
NaOH + Co(NO3) = NaNO3 + CoOH =>
NaOH + Co(NO3) = NaNO3 + CoOH
Pt + ZnCl2 = ZnPt + Cl2 =>
Pt + ZnCl2 = ZnPt + Cl2
NH4NO3 + Zn = N2(g) + ZnO(s) + H2O =>
NH4NO3 + Zn = N2(g) + ZnO(s) + 2 H2O
Hg2(NO3)2 + K2SO4 = Hg2(SO4) + KNO3 =>
Hg2(NO3)2 + K2SO4 = Hg2(SO4) + 2 KNO3
Na2S2O5 + H2O2 = NaSO3 + H2O =>
Na2S2O5 + H2O2 = 2 NaSO3 + H2O
PbN + ZnBr = PbBr + ZnN =>
PbN + ZnBr = PbBr + ZnN
NaOH + Ca(HCO3)2 = Ca(OH)2 + Na2CO3 + H2CO3 =>
2 NaOH + Ca(HCO3)2 = Ca(OH)2 + Na2CO3 + H2CO3
PbO2 + HI = PbI2*I2 + H2O =>
PbO2 + 4 HI = PbI2*I2 + 2 H2O
CaOHNO2 + H2O = Ca(OH)2 + HNO2 =>
CaOHNO2 + H2O = Ca(OH)2 + HNO2
P4O10 = P4 + O2 =>
P4O10 = P4 + 5 O2
Na2Co3 + Zn = Zn2Co3 + Na =>
Na2Co3 + 2 Zn = Zn2Co3 + 2 Na
Al + S7 = AlS =>
7 Al + S7 = 7 AlS
N3H4 + N2O4 = N2 + H2O =>
2 N3H4 + N2O4 = 4 N2 + 4 H2O
Sn + Mg(NO3)2 = MgSn + NO3 =>
Sn + Mg(NO3)2 = MgSn + 2 NO3
ZnSO4 + Mg = MgSO4 + Zn =>
ZnSO4 + Mg = MgSO4 + Zn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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