| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca + CO3 + 2 HCl = CaCl2 + CO2 + H2O
CdSO4 + Na2S = CdS + Na2SO =>
CdSO4 + 4 Na2S = CdS + 4 Na2SO
NH4Cl + H2O = H3O + NH3 + Cl =>
NH4Cl + H2O = H3O + NH3 + Cl
K2S + CuCl2 = K2Cl2 + CuS =>
K2S + CuCl2 = K2Cl2 + CuS
(NH4)2WO4 + SnCl2 + HCl = W2O5 + NH4Cl + SnCl4 + H2O =>
2(NH4)2WO4 + SnCl2 + 6 HCl = W2O5 + 4 NH4Cl + SnCl4 + 3 H2O
Cu + H2O + CO2 = Cu(OH)2CO =>
Cu + H2O + CO2 = Cu(OH)2CO
CH3CH2CH2COOH + NaHCO3 = C4H8O2Na + H2O + CO2 =>
21 CH3CH2CH2COOH + 20 NaHCO3 = 20 C4H8O2Na + 14 H2O + 24 CO2
CuCO3 = CuO + CO2 =>
CuCO3 = CuO + CO2
NH4Cl(g) + Ca(OH)2(g) = CaCl2 + H2O + NH3 =>
2 NH4Cl(g) + Ca(OH)2(g) = CaCl2 + 2 H2O + 2 NH3
CaO + Al2(SO4)3*18H2O + Na2SiO3 = CaAl2O4 + CaSiO3 + H2O + Na2SO4 =>
4 CaO + Al2(SO4)3*18H2O + 3 Na2SiO3 = CaAl2O4 + 3 CaSiO3 + 18 H2O + 3 Na2SO4
Fe + BaSO4 = Fe2(SO4)3 + Ba =>
2 Fe + 3 BaSO4 = Fe2(SO4)3 + 3 Ba
Al2O3 + S = Al + SO2 =>
2 Al2O3 + 3 S = 4 Al + 3 SO2
HF + CO2 = HCO + FO =>
HF + CO2 = HCO + FO
Cu(s) + HNO3(conc) = Cu(NO3)2 + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(conc) = 3 Cu(NO3)2 + 2 NO(g) + 4 H2O(l)
VOCl2 + Cl2 + NaOH = NaVO3 + NaCl + H2O =>
2 VOCl2 + Cl2 + 8 NaOH = 2 NaVO3 + 6 NaCl + 4 H2O
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
Cr(OH)3 + Fe{3+} + H2O = CrO4{2-} + H{+} + Fe{2+} =>
Cr(OH)3 + 3 Fe{3+} + H2O = CrO4{2-} + 5 H{+} + 3 Fe{2+}
C4H10O + Cr2O72{-} + H{+} = C4H8O + Cr3{+} + H2O =>
427 C4H10O + 6 Cr2O72{-} + 10 H{+} = 427 C4H8O + 4 Cr3{+} + 432 H2O
CuF2 + Mg = Cu*MgF2 =>
CuF2 + Mg = Cu*MgF2
H2SO4 + Zn = S + ZnO + H2O =>
H2SO4 + 3 Zn = S + 3 ZnO + H2O
Be + HNO3 = Be(NO3)2 + NH4NO3 + H2O =>
4 Be + 10 HNO3 = 4 Be(NO3)2 + NH4NO3 + 3 H2O
C14H14N3NaO3S + H2O2 = CO2 + H2SO4 + HNO3 + H2O + Na =>
2 C14H14N3NaO3S + 85 H2O2 = 28 CO2 + 2 H2SO4 + 6 HNO3 + 94 H2O + 2 Na
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
Fe(s) + CuCL2(aq) = Cu(s) + FeCL2(aq) =>
Fe(s) + CuCL2(aq) = Cu(s) + FeCL2(aq)
Ge + HNO3 = H2GeO3 + NO2 + H2O =>
Ge + 4 HNO3 = H2GeO3 + 4 NO2 + H2O
C5H8NO4Na + H2SO4 = C5H8NO4H + Na2SO4 =>
2 C5H8NO4Na + H2SO4 = 2 C5H8NO4H + Na2SO4
Ca(OH)2 + Al2Cl3 = Al(OH)3 + Ca2Cl2 =>
6 Ca(OH)2 + 2 Al2Cl3 = 4 Al(OH)3 + 3 Ca2Cl2
Zn(NO3)2 + NH4OH = NH4NO3 + Zn(OH)2 =>
Zn(NO3)2 + 2 NH4OH = 2 NH4NO3 + Zn(OH)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
C6H12O + Cr2O7{2-} + H{+} = C6H10O + Cr{3+} + H2O =>
3 C6H12O + Cr2O7{2-} + 8 H{+} = 3 C6H10O + 2 Cr{3+} + 7 H2O
C2H6 + O2 = OCO2 + H2O =>
2 C2H6 + 9 O2 = 4 OCO2 + 6 H2O
NH4VO3 + H2SO4 + Zn = (VO)SO4 + ZnSO4 + (NH4)2SO4 + H2O =>
2 NH4VO3 + 4 H2SO4 + Zn = 2(VO)SO4 + ZnSO4 + (NH4)2SO4 + 4 H2O
C4H6O5 + Ca3(PO4)2 = C4H4CaO5 + H3PO4 =>
3 C4H6O5 + Ca3(PO4)2 = 3 C4H4CaO5 + 2 H3PO4
F2Cl3 + KSCN = F2(SCN)3 + KCl =>
F2Cl3 + 3 KSCN = F2(SCN)3 + 3 KCl
Na2(CO3) + HCl = NaCl + H2O + (CO2) =>
Na2(CO3) + 2 HCl = 2 NaCl + H2O + (CO2)
MnO4{2-} + Cl2 = MnO4{-} + Cl{-} =>
2 MnO4{2-} + Cl2 = 2 MnO4{-} + 2 Cl{-}
KOH + Cl2 = KCl + H2O + KClO3 =>
6 KOH + 3 Cl2 = 5 KCl + 3 H2O + KClO3
I + Ce4{+} = I{-} + Ce3{+} =>
I + 3 Ce4{+} = I{-} + 4 Ce3{+}
C3H4 + CH3CHO = C5H6 + H2O =>
C3H4 + CH3CHO = C5H6 + H2O
Na2Co3 + Al(OH)3 = NaOH + Al2(Co3)3 =>
3 Na2Co3 + 2 Al(OH)3 = 6 NaOH + Al2(Co3)3
Cu + H2SO4 = Cu(SO4)2 + H2SO3 + H2O =>
Cu + 4 H2SO4 = Cu(SO4)2 + 2 H2SO3 + 2 H2O
(NH4)2HPO4 + Ba(OH)2 = (NH4)3PO4 + Ba3(PO4)2 + HOH =>
6(NH4)2HPO4 + 3 Ba(OH)2 = 4(NH4)3PO4 + Ba3(PO4)2 + 6 HOH
FeCl + KCrO4 = FeCrO4 + KCl =>
FeCl + KCrO4 = FeCrO4 + KCl
Zn(OH)Cl + HCl = ZnCl2 + H2O =>
Zn(OH)Cl + HCl = ZnCl2 + H2O
Na2Co3(aq) + FeCl3(aq) = Fe2(Co3)3(s) + NaCl =>
3 Na2Co3(aq) + 2 FeCl3(aq) = Fe2(Co3)3(s) + 6 NaCl
BiF + H2O = BiOH + HF =>
BiF + H2O = BiOH + HF
H2SO4 + Zn = S + ZnO + H2O =>
H2SO4 + 3 Zn = S + 3 ZnO + H2O
Li2CO3 + HClO4 = H2CO3 + LiClO4 =>
Li2CO3 + 2 HClO4 = H2CO3 + 2 LiClO4
CF4 + HF = CH4 + F2 =>
CF4 + 4 HF = CH4 + 4 F2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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