| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH + CH4 = HCN + 4 H
KClO3 + FeO + HCl = KCl + FeCl3 + H2O =>
KClO3 + 6 FeO + 18 HCl = KCl + 6 FeCl3 + 9 H2O
K2Cr2O7 + HI + ClO4 = Cr(ClO4)3 + I2 + KClO4 + H2O =>
K2Cr2O7 + 14 HI + 8 ClO4 = 2 Cr(ClO4)3 + 7 I2 + 2 KClO4 + 7 H2O
HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + KCl(aq) + O2(g) =>
2 HClO4(aq) + K2CO3(aq) = CO2(g) + H2O(l) + 2 KCl(aq) + 4 O2(g)
OH(aq) + Na2S2O3(aq) + NaClO(aq) = Na2SO4(aq) + Cl(aq) + H2O =>
6 OH(aq) + Na2S2O3(aq) + 2 NaClO(aq) = 2 Na2SO4(aq) + 2 Cl(aq) + 3 H2O
CaCl2 + H{+} = Ca{+2} + HCl =>
CaCl2 + 2 H{+} = Ca{+2} + 2 HCl
GaF3 + Rb2S = Ga2S3 + RbF =>
2 GaF3 + 3 Rb2S = Ga2S3 + 6 RbF
MgBr2 + Na3AsO4 = NaBr + Mg3As2(O4)2 =>
3 MgBr2 + 2 Na3AsO4 = 6 NaBr + Mg3As2(O4)2
H{+} + CrO2{-} + ClO{-} = CrO4{-2} + Cl2 + H2O =>
4 H{+} + 2 CrO2{-} + 6 ClO{-} = 2 CrO4{-2} + 3 Cl2 + 2 H2O
Fe(NO3)3 + Cu(OH)2 = Fe(OH)3 + Cu(NO3)2 =>
2 Fe(NO3)3 + 3 Cu(OH)2 = 2 Fe(OH)3 + 3 Cu(NO3)2
Na3[Co(NO2)6] + AlCl3 = Al[Co(NO2)6] + NaCl =>
Na3[Co(NO2)6] + AlCl3 = Al[Co(NO2)6] + 3 NaCl
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
Fe2(SO4)3 + C6N6FeK4 = Fe7N18C18 + K2SO4 =>
2 Fe2(SO4)3 + 3 C6N6FeK4 = Fe7N18C18 + 6 K2SO4
Fe{+3} + OH{-} = Fe(OH)3 =>
Fe{+3} + 3 OH{-} = Fe(OH)3
Be(s) + H2O(l) = Be(OH)2(s) + H2(g) =>
Be(s) + 2 H2O(l) = Be(OH)2(s) + H2(g)
CuCl = Cu{+} + Cl{-} =>
CuCl = Cu{+} + Cl{-}
C6H8O7 + O3 = H2O + CO =>
C6H8O7 + O3 = 4 H2O + 6 CO
H + S(OH) = SH2 + H2O =>
3 H + S(OH) = SH2 + H2O
Mn(OH)2 + H2SO4 = H2O + Mn{2+SO4{2-}+} =>
Mn(OH)2 + H2SO4 = 2 H2O + Mn{2+SO4{2-}+}
H3BO3 + Fe(OH)3 = Fe(OH)(HBO3) + H2O =>
H3BO3 + Fe(OH)3 = Fe(OH)(HBO3) + 2 H2O
KMnO4 + H2O + KHSO3 = MnO2 + KOH + KHSO4 =>
2 KMnO4 + H2O + 3 KHSO3 = 2 MnO2 + 2 KOH + 3 KHSO4
Ni(OH)2 + HCl = NiCl2 + H2O =>
Ni(OH)2 + 2 HCl = NiCl2 + 2 H2O
I2 + H(NO3) = H(IO3) + NO + H2O =>
3 I2 + 10 H(NO3) = 6 H(IO3) + 10 NO + 2 H2O
K2SO4 + HCl = KCl + H2SO4 =>
K2SO4 + 2 HCl = 2 KCl + H2SO4
Na + ClH = NaCl + H2 =>
2 Na + 2 ClH = 2 NaCl + H2
C6H12O6 + NaOH = C6H11O6Na + H2O =>
C6H12O6 + NaOH = C6H11O6Na + H2O
H2O(l) + CO(g) = CO2(aq)H2 =>
H2O(l) + CO(g) = CO2(aq)H2
Cl2 + BaF2 = F2 + Cl2Ba =>
Cl2 + BaF2 = F2 + Cl2Ba
Cr2(SO4)3 + H2S = Cr2S3 + H2SO4 =>
Cr2(SO4)3 + 3 H2S = Cr2S3 + 3 H2SO4
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuSO4 + NaI = CuI2 + Na2SO4 =>
CuSO4 + 2 NaI = CuI2 + Na2SO4
NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4 + HCl =>
2 NH4Cl(aq) + H2SO4(aq) = (NH4)2SO4 + 2 HCl
MgN + H2O = MgO + NH2 =>
MgN + H2O = MgO + NH2
B2O3 + KOH = B(OH)3 + K2O =>
B2O3 + 6 KOH = 2 B(OH)3 + 3 K2O
H2O(l) + Ca(s) = H2(g) + CaOH(aq) =>
2 H2O(l) + 2 Ca(s) = H2(g) + 2 CaOH(aq)
AlCl3 + K2Cr3O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + Cl2 + Al2(SO4)* =>
6 AlCl3 + 2 K2Cr3O7 + 14 H2SO4 = 3 Cr2(SO4)3 + 2 K2SO4 + 14 H2O + 9 Cl2 + 3 Al2(SO4)*
H2 = H =>
H2 = 2 H
sulfuricacid + magnesium = magnesiumsulfate + hydrogen =>
H2SO4 + Mg = MgSO4 + H2
CaCl2 + H{+} = Ca{+2} + HCl =>
CaCl2 + 2 H{+} = Ca{+2} + 2 HCl
C7H12 + O2 = CO + H2O =>
2 C7H12 + 13 O2 = 14 CO + 12 H2O
HCH3OO + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
4 HCH3OO + Ca(OH)2 = Ca(CH3COO)2 + 6 H2O
K2S + H2S = KH + S =>
K2S + H2S = 2 KH + 2 S
K2MnO4 + H2O + Zn = MnO2 + K2[Zn(OH)4] =>
K2MnO4 + 2 H2O + Zn = MnO2 + K2[Zn(OH)4]
Fe(OH)2 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe(OH)2 + 2 KMnO4 + 18 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 28 H2O
Al + Cu(NO3)2 = Al(NO3) + Cu =>
2 Al + Cu(NO3)2 = 2 Al(NO3) + Cu
Pb{2+} + HCl = H{2+} + PbCl =>
Pb{2+} + HCl = H{2+} + PbCl
Mn + CO2 = Mn3O4 + CO =>
3 Mn + 4 CO2 = Mn3O4 + 4 CO
Cu(s) + SnO2(s) = Sn(s) + CuO(l) =>
2 Cu(s) + SnO2(s) = Sn(s) + 2 CuO(l)
Na2CO3 + KIO3 = NaIO3 + K2CO3 =>
Na2CO3 + 2 KIO3 = 2 NaIO3 + K2CO3
HIO3 + P + H2O = H3PO4 + HI =>
5 HIO3 + 6 P + 9 H2O = 6 H3PO4 + 5 HI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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