| Équations équilibrées la veille | Équations équilibrées le lendemain |
U(C2O4)2(H2O)6 + 5 HNO3 = UO2(NO3)2 + 3 HNO2 + 4 CO2 + 7 H2O
K(aq) + AgNO3(aq) = KNO3 + Ag =>
K(aq) + AgNO3(aq) = KNO3 + Ag
Zn + Au(NO2)2 = ZnNO2 + Au =>
2 Zn + Au(NO2)2 = 2 ZnNO2 + Au
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + CH3COOH(aq) =>
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + CH3COOH(aq)
C14H10O2 + NaBH4 = C14H14O2 + NaB =>
C14H10O2 + NaBH4 = C14H14O2 + NaB
CaCO3 + HNO3 = Ca(NO3)2 + H2CO3 = CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + H2CO3
K2S + N2 = K3N + S =>
3 K2S + N2 = 2 K3N + 3 S
Na2S(aq) + CaCl2(aq) = CaS(s) + NaCl(aq) =>
Na2S(aq) + CaCl2(aq) = CaS(s) + 2 NaCl(aq)
Pb + ZnSO4 = Pb(SO4)2 + Zn =>
Pb + 2 ZnSO4 = Pb(SO4)2 + 2 Zn
BaO + Al = BaAl4 + Al2O3 =>
3 BaO + 14 Al = 3 BaAl4 + Al2O3
Zn(s) + CuCl2(l) = ZnCl2(l) + Cu(s) =>
Zn(s) + CuCl2(l) = ZnCl2(l) + Cu(s)
Ca(HCO3)2 + Na2Co3 = CaCo3 + NaHCO3 =>
Ca(HCO3)2 + Na2Co3 = CaCo3 + 2 NaHCO3
K3PO4(aq) + Fe(NO3)3(aq) = FePO4(aq) + KNO3(aq) =>
K3PO4(aq) + Fe(NO3)3(aq) = FePO4(aq) + 3 KNO3(aq)
H2SeO3 + Fe(OH)2 = FeSeO3 + H2O =>
H2SeO3 + Fe(OH)2 = FeSeO3 + 2 H2O
I2(s) + Cl2(g) = ICl5(s) =>
I2(s) + 5 Cl2(g) = 2 ICl5(s)
NO2 + H2 = N2 + H2O =>
2 NO2 + 4 H2 = N2 + 4 H2O
Al + CuCl2 = Cu3Al2 + Cl2 =>
2 Al + 3 CuCl2 = Cu3Al2 + 3 Cl2
C6H12O6 + Cr2O7{-2} + H{+} = Cr{+3} + CO2 + H2O =>
C6H12O6 + 4 Cr2O7{-2} + 32 H{+} = 8 Cr{+3} + 6 CO2 + 22 H2O
Pb(NO3)2 + H2O = Pb + O2 + HNO3 =>
2 Pb(NO3)2 + 2 H2O = 2 Pb + O2 + 4 HNO3
C2H4O2 + C5H12O = C7H14O2 + H2O =>
C2H4O2 + C5H12O = C7H14O2 + H2O
(NH4)2Cr2O4 = NH3 + Cr2O3 + H2O =>
(NH4)2Cr2O4 = 2 NH3 + Cr2O3 + H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Mn + HCl = MnCl2 + H2 =>
Mn + 2 HCl = MnCl2 + H2
K3CrO3 = Cr2O3 + K2O =>
2 K3CrO3 = Cr2O3 + 3 K2O
NH2Cl + K2S2O5 = NH2S2O5 + K2Cl =>
NH2Cl + K2S2O5 = NH2S2O5 + K2Cl
NaHCO3HCl = NaCl + H2O + CO2 =>
NaHCO3HCl = NaCl + H2O + CO2
CuCO3 + HC2H3O2 = CuC2H3O2 + CO2 + H2O =>
8 CuCO3 + 9 HC2H3O2 = 8 CuC2H3O2 + 10 CO2 + 6 H2O
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
NaHCO3HCl = NaClH2OCO2 =>
NaHCO3HCl = NaClH2OCO2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Ba + H3AsO4 = H2 + Ba3(AsO4)2 =>
3 Ba + 2 H3AsO4 = 3 H2 + Ba3(AsO4)2
PbO2 = Pb3O4 + O2 =>
3 PbO2 = Pb3O4 + O2
CuBr2 + H2O = Cu(H2O)4 + Br =>
CuBr2 + 4 H2O = Cu(H2O)4 + 2 Br
KMnO4 + KCl + H2O = MnO2 + KClO4 + KOH =>
8 KMnO4 + 3 KCl + 4 H2O = 8 MnO2 + 3 KClO4 + 8 KOH
Cd3(PO4)2 + (NH4)2S = CdS + (NH4)3PO4 =>
Cd3(PO4)2 + 3(NH4)2S = 3 CdS + 2(NH4)3PO4
SO2 + H2S = H2SO4 + S =>
2 SO2 + H2S = H2SO4 + 2 S
NH3 + Cl2 + H2O = N2 + Cl{-} + H3O{+} =>
2 NH3 + 3 Cl2 + 6 H2O = N2 + 6 Cl{-} + 6 H3O{+}
Al + OH = Al(OH)3 =>
Al + 3 OH = Al(OH)3
C2H4I2 = C2H2 + HI =>
C2H4I2 = C2H2 + 2 HI
H2SO4 + HCO3 = H2O + CO2 + SO4 =>
H2SO4 + 2 HCO3 = 2 H2O + 2 CO2 + SO4
C2H6 + O2 = OC2 + H2O =>
C2H6 + 2 O2 = OC2 + 3 H2O
H2SO4 + HCl = Cl2 + H2O + SO2 =>
H2SO4 + 2 HCl = Cl2 + 2 H2O + SO2
CoCl2(H2O)6 + NH4Cl + NH4OH + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 10 NH4OH + H2O2 = 2[Co(NH3)6]Cl3 + 24 H2O
Au + O2 = Au2O3 =>
4 Au + 3 O2 = 2 Au2O3
CrCl3 + K2CO3 = Cr2(CO3)3 + KCl =>
2 CrCl3 + 3 K2CO3 = Cr2(CO3)3 + 6 KCl
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + H2CO3 =>
Na2CO3(aq) + H2SO4(aq) = Na2SO4 + H2CO3
H3PO4 + LiOH = Li3PO4 + HOH =>
H3PO4 + 3 LiOH = Li3PO4 + 3 HOH
NaClO3 + HBr = ClO2 + NaClO4 + NaBr + H2O =>
3 NaClO3 + 2 HBr = 2 ClO2 + NaClO4 + 2 NaBr + H2O
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2 =>
Pb(NO3)2 + H2SO4 = PbSO4 + H2(NO3)2
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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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