| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2 + SO4 + Ba(OH)2 = BaSO4 + 2 KOH
C9H11NO2 + H2SO4 = CO2 + SO2 + (NH4)2SO4 + H2O =>
2 C9H11NO2 + 41 H2SO4 = 18 CO2 + 40 SO2 + (NH4)2SO4 + 48 H2O
FeCl3 + Zn = ZnCl2 + Fe3 =>
6 FeCl3 + 9 Zn = 9 ZnCl2 + 2 Fe3
H2SO4 + SrBr = H2Br + SrSO4 =>
H2SO4 + SrBr = H2Br + SrSO4
Na + HNO2 = Na2HNO2 =>
2 Na + HNO2 = Na2HNO2
MgF{+} + F2 + e = MgF2 =>
2 MgF{+} + F2 + 2e = 2 MgF2
MnSO4 + KOH + O3 = H2O + K2MnO4 + K2SO4 =>
3 MnSO4 + 12 KOH + 2 O3 = 6 H2O + 3 K2MnO4 + 3 K2SO4
CaCu(CN)3 + HCl = Cu(CN)3 + CaCl + H2 =>
2 CaCu(CN)3 + 2 HCl = 2 Cu(CN)3 + 2 CaCl + H2
C7H8O + NaOCl = C7H6O + H2O + NaCl =>
C7H8O + NaOCl = C7H6O + H2O + NaCl
Cr(s) + Cl2(g) = CrCl3(s) =>
2 Cr(s) + 3 Cl2(g) = 2 CrCl3(s)
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Co(H2O)6(aq) + Cl(aq) = CoCl4(aq) + H2O(l) =>
Co(H2O)6(aq) + 4 Cl(aq) = CoCl4(aq) + 6 H2O(l)
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Al + KIO4 = Al2O3 + I + K2O =>
14 Al + 6 KIO4 = 7 Al2O3 + 6 I + 3 K2O
[Ag(NH3)2]NO3 + NaCl = [Ag(NH3)2]Cl + NaNO3 =>
[Ag(NH3)2]NO3 + NaCl = [Ag(NH3)2]Cl + NaNO3
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
H2SO4 + Ni(OH)2 = H2O + NiSO4 =>
H2SO4 + Ni(OH)2 = 2 H2O + NiSO4
NO2 + H = NH3 + H2O =>
NO2 + 7 H = NH3 + 2 H2O
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
Zn(NO3)2 + Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2 =>
Zn(NO3)2 + 2 Ba(OH)2 = Ba[Zn(OH)4] + Ba(NO3)2
MnF2 + NaOH = NaF + Mn(OH)2 =>
MnF2 + 2 NaOH = 2 NaF + Mn(OH)2
(NH4)2S2O8 + KHSO4 = NH4HSO4 + K2S2O8 =>
(NH4)2S2O8 + 2 KHSO4 = 2 NH4HSO4 + K2S2O8
C + N2 = CN =>
2 C + N2 = 2 CN
Se + NO2 + H2O = H2SeO3 + NO =>
Se + 2 NO2 + H2O = H2SeO3 + 2 NO
FeBr3 + Na2CO3 + H2O = Fe(OH)3 + NaBr + CO2 =>
2 FeBr3 + 3 Na2CO3 + 3 H2O = 2 Fe(OH)3 + 6 NaBr + 3 CO2
Mg + ZnNO3 = Zn + MgO + N =>
3 Mg + ZnNO3 = Zn + 3 MgO + N
BiCl3H2S = BiSH2Cl3 =>
BiCl3H2S = BiSH2Cl3
C7H8O + NaOCl = C7H6O + H2O + NaCl =>
C7H8O + NaOCl = C7H6O + H2O + NaCl
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
CuSO4 + Ag = Ag2SO4 + Cu3 =>
3 CuSO4 + 6 Ag = 3 Ag2SO4 + Cu3
S02 + H2O + O3 = H2SO4 =>
S02 + 2 H2O + 2 O3 = 2 H2SO4
C6H5CHO + CH3CONH2 = C6H6CHCNHCH3 + O =>
C6H5CHO + CH3CONH2 = C6H6CHCNHCH3 + 2 O
Ag(CH3COO)3 + Na2CrO4 = Ag2(CrO4)3 + NaCH3COO =>
2 Ag(CH3COO)3 + 3 Na2CrO4 = Ag2(CrO4)3 + 6 NaCH3COO
Cu{2+}(H2O)6{2+} + Zn = Cu + Zn{2+}(H2O)6{2+} =>
Cu{2+}(H2O)6{2+} + Zn = Cu + Zn{2+}(H2O)6{2+}
Ca + I = Ca5I2 =>
5 Ca + 2 I = Ca5I2
NaBr + KMnO4 + H2SO4 = Br2 + MnSO4 + H2O + K2SO4 + NaSO4 =>
10 NaBr + 4 KMnO4 + 16 H2SO4 = 5 Br2 + 4 MnSO4 + 16 H2O + 2 K2SO4 + 10 NaSO4
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
K2MnO7 + HCl = MnCl2 + KCl + Cl2 + H2O =>
K2MnO7 + 14 HCl = MnCl2 + 2 KCl + 5 Cl2 + 7 H2O
K2Cr2O7 + NaCl + HNO3 = Cl2 + H2O + KNO3 + NaNO3 + Cr(NO3)3 =>
K2Cr2O7 + 6 NaCl + 14 HNO3 = 3 Cl2 + 7 H2O + 2 KNO3 + 6 NaNO3 + 2 Cr(NO3)3
Na2CO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(aq) + CO2(g) + H2O
K2MnO7 + HCl = MnCl2 + KCl + Cl2 + H2O =>
K2MnO7 + 14 HCl = MnCl2 + 2 KCl + 5 Cl2 + 7 H2O
Al2(SO4)3 + CaCO3 = CaSO4 + Al2(CO3)3 =>
Al2(SO4)3 + 3 CaCO3 = 3 CaSO4 + Al2(CO3)3
ZnSO3 + Ca(OH)2 = Zn(OH)2 + SO3Ca =>
ZnSO3 + Ca(OH)2 = Zn(OH)2 + SO3Ca
Cl + FeCl3 = FeCl4 =>
Cl + FeCl3 = FeCl4
Ni(OH)2 + NaOH = Na2NiO2 + H2O =>
Ni(OH)2 + 2 NaOH = Na2NiO2 + 2 H2O
PbO2 + Sb + KOH = PbO + KSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 KOH = 3 PbO + 2 KSbO2 + H2O
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
SrCl2(aq) + Na2CO3(aq) = SrCO3 + Na2Cl2 =>
SrCl2(aq) + Na2CO3(aq) = SrCO3 + Na2Cl2
HSN + O2 = H2O + SN =>
4 HSN + O2 = 2 H2O + 4 SN
HNO3 + Zn = Zn(NO3)2 + NO3NH4 + H2O =>
10 HNO3 + 4 Zn = 4 Zn(NO3)2 + NO3NH4 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/28/24
Équations équilibrées sur01/27/24
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