| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3CHO + K2Cr2O7 + 4 H2SO4 = 3 CH3COOH + K2SO4 + Cr2(SO4)3 + 4 H2O
NaBH4 + Te + CdCl2 + NaOH = NaCl + CdTe + H2O + B(OH)3 =>
NaBH4 + 4 Te + 4 CdCl2 + 7 NaOH = 8 NaCl + 4 CdTe + 4 H2O + B(OH)3
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
CaCO3(s) + HBr(aq) = CO2(g) + CaBr2(aq) + H2O(l) =>
CaCO3(s) + 2 HBr(aq) = CO2(g) + CaBr2(aq) + H2O(l)
Cr2O32(s) + H2(g) = Cr(s) + H2O(g) =>
Cr2O32(s) + 32 H2(g) = 2 Cr(s) + 32 H2O(g)
Al(OH)3 + H{+} = Al{3+} + H2O =>
Al(OH)3 + 3 H{+} = Al{3+} + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C2H5N + O2 = CO + H2O + NO =>
4 C2H5N + 11 O2 = 8 CO + 10 H2O + 4 NO
NaA + HCl = NaCl + HA =>
NaA + HCl = NaCl + HA
NaBr + C2H5OH + H2SO4 = C2H5Br + Na2SO4 + H2O =>
2 NaBr + 2 C2H5OH + H2SO4 = 2 C2H5Br + Na2SO4 + 2 H2O
MgI + Br2 = MgBr + I2 =>
2 MgI + Br2 = 2 MgBr + I2
KClO3(aq) + Na2CO3(aq) + Pb(s) + H2O = PbCO3(s) + KCl + NaOH =>
KClO3(aq) + 3 Na2CO3(aq) + 3 Pb(s) + 3 H2O = 3 PbCO3(s) + KCl + 6 NaOH
H3AsO4 + HCl = AsCl5 + H2O =>
H3AsO4 + 5 HCl = AsCl5 + 4 H2O
CH3COHCOOOH + KI + H2SO4 = I2 + CH3COOH + K2SO4 + H2O =>
2 CH3COHCOOOH + 6 KI + 3 H2SO4 = 3 I2 + 3 CH3COOH + 3 K2SO4 + 2 H2O
FeS + HNO3 = H2(SO4) + NO + H2O + Fe(NO3)3 =>
FeS + 6 HNO3 = H2(SO4) + 3 NO + 2 H2O + Fe(NO3)3
K2S + NH4OH = (NH4)2S + KOH =>
K2S + 2 NH4OH = (NH4)2S + 2 KOH
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
MgO(s) + H2O(s) = Mg(OH)2(s) =>
MgO(s) + H2O(s) = Mg(OH)2(s)
(NH4)3N + Cr(CrO4)2 = (NH4)2CrO4 + Cr3N4 =>
4(NH4)3N + 3 Cr(CrO4)2 = 6(NH4)2CrO4 + Cr3N4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaOH + CuSO4 = SO4Na2 + Cu(OH)2 =>
2 NaOH + CuSO4 = SO4Na2 + Cu(OH)2
NaNO3(aq) + CaCO3 = Na2CO3(aq) + Ca(NO3)2 =>
2 NaNO3(aq) + CaCO3 = Na2CO3(aq) + Ca(NO3)2
CuSO4 + Na2S = CuS + Na2SO4 =>
CuSO4 + Na2S = CuS + Na2SO4
HCl + HNO3 = H2O + HNO2 + Cl2 =>
2 HCl + HNO3 = H2O + HNO2 + Cl2
Cu(NO3)2 + Na3(PO4) = Cu3(PO4)2 + Na2(NO3)2 =>
3 Cu(NO3)2 + 2 Na3(PO4) = Cu3(PO4)2 + 3 Na2(NO3)2
Ni2O3 + Fe + H2O = Ni(OH)2 + Fe(OH)2 =>
Ni2O3 + Fe + 3 H2O = 2 Ni(OH)2 + Fe(OH)2
K2CO3 + Cu(NO3)2 = Cu + CO3 + K(NO3)2 =>
K2CO3 + 2 Cu(NO3)2 = 2 Cu + CO3 + 2 K(NO3)2
Al + ZnSO4 = Al2(SO4)3 + Zn =>
2 Al + 3 ZnSO4 = Al2(SO4)3 + 3 Zn
HCl + MaO2 = MaCl2 + Cl2 + H2O =>
4 HCl + MaO2 = MaCl2 + Cl2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
MnO2 + KClO3 + K2CO3 = KMnO4 + KCl + CO2 =>
2 MnO2 + KClO3 + K2CO3 = 2 KMnO4 + KCl + CO2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
CaF2 + Li2SO4 = CaSO4 + LiF =>
CaF2 + Li2SO4 = CaSO4 + 2 LiF
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
AlH3Po4 = AlPo4H3 =>
AlH3Po4 = AlPo4H3
C5H9NO2 + NH2CH2COOH = NH7C5H6COOH + NO2 =>
2 C5H9NO2 + 16 NH2CH2COOH = 7 NH7C5H6COOH + 11 NO2
LiOH + NaNO3 = LiNO3 + NaOH =>
LiOH + NaNO3 = LiNO3 + NaOH
KNO3 + C + S = K2S + N2 + CO2 =>
2 KNO3 + 3 C + S = K2S + N2 + 3 CO2
Sn(Cl)2 + K2(Cr2O7) + HCl = Sn(Cl)4 + Cr(Cl)3 + KCl + H2O =>
3 Sn(Cl)2 + K2(Cr2O7) + 14 HCl = 3 Sn(Cl)4 + 2 Cr(Cl)3 + 2 KCl + 7 H2O
CuSO4 + Na2S2O3 + HCl = CuCl + H2SO4 + Na2S4O6 + NaCl =>
2 CuSO4 + 2 Na2S2O3 + 4 HCl = 2 CuCl + 2 H2SO4 + Na2S4O6 + 2 NaCl
H2NCH2COOH + H2O = HNCH2COO + H3O =>
H2NCH2COOH + 2 H2O = HNCH2COO + 2 H3O
K2CO3CaCl2 = CaCO3 + KCl =>
K2CO3CaCl2 = CaCO3 + 2 KCl
H2O(i) + O2(g) + N2(g) = HNO3(l) =>
2 H2O(i) + 5 O2(g) + 2 N2(g) = 4 HNO3(l)
CH3COOH + C2H3NaO2 = C2H2NaO + CO2 + H2O =>
CH3COOH + 8 C2H3NaO2 = 8 C2H2NaO + 2 CO2 + 6 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
F2 + NaOH = NaF + O2 + H2O =>
2 F2 + 4 NaOH = 4 NaF + O2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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