| Équations équilibrées la veille | Équations équilibrées le lendemain |
BrO3{-} + 3 As{3+} + 9 H2O = Br{-} + 3 AsO4{3-} + 18 H{+}
Cl2 + Ca(OH)2 = Ca(ClO)Cl + H2O =>
Cl2 + Ca(OH)2 = Ca(ClO)Cl + H2O
PbO(s) + NH3(aq) = N2(g) + H2O(l) + Pb(s) =>
3 PbO(s) + 2 NH3(aq) = N2(g) + 3 H2O(l) + 3 Pb(s)
K2SO3 + BaSO4 = BaSO3 + K2SO4 =>
K2SO3 + BaSO4 = BaSO3 + K2SO4
Al2(SO4)3 + KOH = Al + (OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al + 2(OH)3 + 3 K2SO4
Pb(NO3)4 + Mg = Pb + Mg(NO3)2 =>
Pb(NO3)4 + 2 Mg = Pb + 2 Mg(NO3)2
CU(II)Cl2 + NaOH = CU(II)OH + NaCl2 =>
CU(II)Cl2 + NaOH = CU(II)OH + NaCl2
MnCl2*4H2O + NaOH = Mn(OH)2 + NaCl + H2O =>
MnCl2*4H2O + 2 NaOH = Mn(OH)2 + 2 NaCl + 4 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
KClO3 + (NH4)2SO3 = NH4ClO3 + K2SO3 =>
2 KClO3 + (NH4)2SO3 = 2 NH4ClO3 + K2SO3
HCl + Ba(NO3)2 = BaCl2 + HNO3 =>
2 HCl + Ba(NO3)2 = BaCl2 + 2 HNO3
MgSO4 + NaOH = Na2SO4 + Mg(OH)2 =>
MgSO4 + 2 NaOH = Na2SO4 + Mg(OH)2
MnO4({-}) + H2SO3 + H = Mn2{+} + HSO4({-}) + H2O =>
2 MnO4({-}) + 3 H2SO3 + 7 H = Mn2{+} + 3 HSO4({-}) + 5 H2O
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(s) + Cu2(aq) =>
2 Mg(s) + 2 Cu(CH3COO)2(aq) = 2 Mg(CH3COO)2(s) + Cu2(aq)
MgSO4 + BaCl2 = BaSO4 + MgCl2 =>
MgSO4 + BaCl2 = BaSO4 + MgCl2
NaHCO3(aq) + HCl(aq) = CO2 + H2O(l) + NaCl(aq) =>
NaHCO3(aq) + HCl(aq) = CO2 + H2O(l) + NaCl(aq)
C6H10O + NH2OH = C6H11NO + H2O =>
C6H10O + NH2OH = C6H11NO + H2O
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + 2 KNO3(aq)
AlBr3 + Na2CO3 = Al2(CO3)3 + NaBr =>
2 AlBr3 + 3 Na2CO3 = Al2(CO3)3 + 6 NaBr
CaSO3 + H3PO4 + Al + H2O = Al2(SO4)3 + Ca3(PO4)2 + H2 =>
3 CaSO3 + 2 H3PO4 + 2 Al + 3 H2O = Al2(SO4)3 + Ca3(PO4)2 + 6 H2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
NaOH(s) + H3PO4(l) = Na3PO4(s) + H2O(l) =>
3 NaOH(s) + H3PO4(l) = Na3PO4(s) + 3 H2O(l)
HCOOH + H{+} + Cr2O7{2-} = CO2 + H2O + Cr{3+} =>
3 HCOOH + 8 H{+} + Cr2O7{2-} = 3 CO2 + 7 H2O + 2 Cr{3+}
WO3 + S = WS2 + SO2 =>
2 WO3 + 7 S = 2 WS2 + 3 SO2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CuSO4 + NaOH = Cu(OH)2 + SO4(Na)2 =>
CuSO4 + 2 NaOH = Cu(OH)2 + SO4(Na)2
K(MnO4) + Ni(NO3)2 = K(NO3) + Ni(MnO4)2 =>
2 K(MnO4) + Ni(NO3)2 = 2 K(NO3) + Ni(MnO4)2
ArOH + Na2CO3 = Ar2CO3 + NaOH =>
2 ArOH + Na2CO3 = Ar2CO3 + 2 NaOH
C8H8O3 + NaOH = C8H7O3Na + H2O =>
C8H8O3 + NaOH = C8H7O3Na + H2O
NaI + Cu(NO3) = NaNO3 + CuI =>
NaI + Cu(NO3) = NaNO3 + CuI
CuC2O4 + KIO3 + HCl + KI = CuI + CO2 + KCl + H2O =>
6 CuC2O4 + KIO3 + 6 HCl + 5 KI = 6 CuI + 12 CO2 + 6 KCl + 3 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
NaOH(ac) + Al(s) + H2O(l) = NaAl(OH)4(ac) + H2(g) =>
2 NaOH(ac) + 2 Al(s) + 6 H2O(l) = 2 NaAl(OH)4(ac) + 3 H2(g)
Na2CO3 + CaCl3 = CaCO3 + Na2Cl3 =>
Na2CO3 + CaCl3 = CaCO3 + Na2Cl3
Na2CO3 + HCl(aq) = NaCl(aq) + H2O + CO2(g) =>
Na2CO3 + 2 HCl(aq) = 2 NaCl(aq) + H2O + CO2(g)
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
PCl3(s) + H2O(l) = H3PO3(l) + HCl(l) =>
PCl3(s) + 3 H2O(l) = H3PO3(l) + 3 HCl(l)
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
AgNO3 + KSCN = Ag(SCN) + KNO3 =>
AgNO3 + KSCN = Ag(SCN) + KNO3
NaHSO3 + KMnO4 + HCl = MnCl2 + KCl + NaHSO4 + H2O =>
5 NaHSO3 + 2 KMnO4 + 6 HCl = 2 MnCl2 + 2 KCl + 5 NaHSO4 + 3 H2O
CH3COOH + NaCO3 = CH3COONa + CO2 + H2O =>
9 CH3COOH + 8 NaCO3 = 8 CH3COONa + 10 CO2 + 6 H2O
C + H2SO4 = CO2 + SO2 + H2O =>
C + 2 H2SO4 = CO2 + 2 SO2 + 2 H2O
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al + S9 = Al2S3 =>
6 Al + S9 = 3 Al2S3
NiCl4 + NaOH = Ni(OH)4 + NaCl =>
NiCl4 + 4 NaOH = Ni(OH)4 + 4 NaCl
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
CH3COOH + HNO3 = CH3COO{-} + NO2{+} + H3O{+} =>
2 CH3COOH + HNO3 = 2 CH3COO{-} + NO2{+} + H3O{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/16/25
Équations équilibrées sur03/18/24
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