| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3(aq) + 2 Al(aq) = 2 Fe(aq) + Al2O3(aq)
CH3COOH + KMnO4 + H2SO4 = Mn2SO4 + K2SO4 + H2O + CO2 =>
3 CH3COOH + 4 KMnO4 + 4 H2SO4 = 2 Mn2SO4 + 2 K2SO4 + 10 H2O + 6 CO2
PbSO4 + C2H4O2 = Pb(CH2O)2 + SO4 =>
PbSO4 + C2H4O2 = Pb(CH2O)2 + SO4
HCl(aq) + NaNO3(aq) = NaCl(aq) + HNO3(aq) =>
HCl(aq) + NaNO3(aq) = NaCl(aq) + HNO3(aq)
N2O + H2 = NH3 + O2 =>
2 N2O + 6 H2 = 4 NH3 + O2
Ba(NO3)2(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)2(am) =>
Ba(NO3)2(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)2(am)
Mg(s) + FeCl3(aq) = Fe(s) + MgCl2(aq) =>
3 Mg(s) + 2 FeCl3(aq) = 2 Fe(s) + 3 MgCl2(aq)
Bi(NO3)3 + Na(OH) = Bi(OH)3 + Na(NO3) =>
Bi(NO3)3 + 3 Na(OH) = Bi(OH)3 + 3 Na(NO3)
NO(g) + O2(g) = N2O3(g) =>
4 NO(g) + O2(g) = 2 N2O3(g)
K2Cr2O7 + CuS + H2SO4 = K2SO4 + Cr2(SO4)3 + CuSO4 + H2O =>
4 K2Cr2O7 + 3 CuS + 16 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 3 CuSO4 + 16 H2O
Mn(s) + Al(s) = Al1Mn3(s) =>
3 Mn(s) + Al(s) = Al1Mn3(s)
S + O2 = S3O8 =>
3 S + 4 O2 = S3O8
(NH4)3PO4 + AlI3 = NH4I + AlPO4 =>
(NH4)3PO4 + AlI3 = 3 NH4I + AlPO4
Mo2O3 = Mo + O2 =>
2 Mo2O3 = 4 Mo + 3 O2
KNO2 + POCl3 = KCl + NO2 + PClO =>
2 KNO2 + POCl3 = 2 KCl + 2 NO2 + PClO
Al(OH)3 + HI = AlI3 + H2O =>
Al(OH)3 + 3 HI = AlI3 + 3 H2O
Ba(CH3COO)3 = Ba + C + H2 + O2 =>
2 Ba(CH3COO)3 = 2 Ba + 12 C + 9 H2 + 6 O2
Pb(C2H3O2)2 + NaI = PbI2 + NaC2H3O2 =>
Pb(C2H3O2)2 + 2 NaI = PbI2 + 2 NaC2H3O2
BaI2(aq) + Na3PO4(aq) = Na3I2(aq) + BaPO4 =>
BaI2(aq) + Na3PO4(aq) = Na3I2(aq) + BaPO4
Zn(s) + HNO3(aq) = Zn(NO3)2 + NH4NO3 + H2O(l) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2 + NH4NO3 + 3 H2O(l)
Si(s) + Cl2(g) = SiCl(s) =>
2 Si(s) + Cl2(g) = 2 SiCl(s)
N6Au8 = N3Au4 =>
N6Au8 = 2 N3Au4
Ba + Si = Ba2Si =>
2 Ba + Si = Ba2Si
NH4OH(s) + NiCl2(s) = NH4Cl(s) + Ni(OH)2(s) =>
2 NH4OH(s) + NiCl2(s) = 2 NH4Cl(s) + Ni(OH)2(s)
H + O2 + C = H3OC3 =>
6 H + O2 + 6 C = 2 H3OC3
C6H5CH2Cl + KHCO3 = C6H5CH2OH + KCl + CO2 =>
C6H5CH2Cl + KHCO3 = C6H5CH2OH + KCl + CO2
PbI2 + I = [PbI4] =>
PbI2 + 2 I = [PbI4]
Rb[Al(OH)4] + HCl = AlCl3 + RbCl + H2O =>
Rb[Al(OH)4] + 4 HCl = AlCl3 + RbCl + 4 H2O
HgC2H3O2 + NaSO3 = HgSO3 + NaC2H3O2 =>
HgC2H3O2 + NaSO3 = HgSO3 + NaC2H3O2
Cr2O7 + Na2S = Na2SO4 + Cr =>
4 Cr2O7 + 7 Na2S = 7 Na2SO4 + 8 Cr
KBr(aq) + Pb(NO3)2(aq) = KNO3(aq) + PbBr2(s) =>
2 KBr(aq) + Pb(NO3)2(aq) = 2 KNO3(aq) + PbBr2(s)
AgNO3(sol) + CuCl2(sol) = Cu(NO3)2(sol) + AgCl(ppt) =>
2 AgNO3(sol) + CuCl2(sol) = Cu(NO3)2(sol) + 2 AgCl(ppt)
C6H5OOH + NaHCO3 = C6H5COONa + H2O + CO2 =>
15 C6H5OOH + 13 NaHCO3 = 13 C6H5COONa + 19 H2O + 12 CO2
LiOH(aq) + HBr(aq) = LiBr(aq) + H2O =>
LiOH(aq) + HBr(aq) = LiBr(aq) + H2O
C14H930 + O2 = CO2 + H2O =>
2 C14H930 + 493 O2 = 28 CO2 + 930 H2O
Cu(s) + HNO3(q) = Cu(NO3)2(eq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(q) = Cu(NO3)2(eq) + 2 NO2(g) + 2 H2O(l)
S + O = SO5 =>
S + 5 O = SO5
C40H23N7Na4S4O13 + H2O2 = CO2 + H2O + HNO3 + H2SO4 + Na2SO4 =>
C40H23N7Na4S4O13 + 110 H2O2 = 40 CO2 + 116 H2O + 7 HNO3 + 2 H2SO4 + 2 Na2SO4
ZnCl2 + Na2CO3*10H2O = ZnCO3Zn(OH)2 + NaCl + NaHCO3 + H2O =>
2 ZnCl2 + 3 Na2CO3*10H2O = ZnCO3Zn(OH)2 + 4 NaCl + 2 NaHCO3 + 28 H2O
C2H4O + CO2 = CO + H2O =>
C2H4O + 3 CO2 = 5 CO + 2 H2O
NH4NO3 = NH3HNO3 =>
NH4NO3 = NH3HNO3
Na(OH) + Al(SO4) = Al(OH) + Na(SO4) =>
Na(OH) + Al(SO4) = Al(OH) + Na(SO4)
HNo3 + Hg(OH) = Hg(No3) + H2O =>
HNo3 + Hg(OH) = Hg(No3) + H2O
H3PO3 + LiOH = Li3PO3 + H2O =>
H3PO3 + 3 LiOH = Li3PO3 + 3 H2O
KMnO4 + HOOCCOOH + HCl = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 5 HOOCCOOH + 6 HCl = 2 MnCl2 + 10 CO2 + 2 KCl + 8 H2O
Mg + O22 = MgO =>
22 Mg + O22 = 22 MgO
CaH + O2 = CaO + H2O =>
4 CaH + 3 O2 = 4 CaO + 2 H2O
NH4Cl + Cs3PO4 = Cs3Cl + NH4PO4 =>
NH4Cl + Cs3PO4 = Cs3Cl + NH4PO4
(c)C5H12S(l) + O2(g) = CO2(g) + H2O(g) + SO2(g) =>
(c)C5H12S(l) + 9 O2(g) = 5 CO2(g) + 6 H2O(g) + SO2(g)
MgSO4(aq) + KCl(aq) = MgCl2(aq) + K2SO4(aq) =>
MgSO4(aq) + 2 KCl(aq) = MgCl2(aq) + K2SO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/18/25
Équations équilibrées sur03/20/24
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