| Équations équilibrées la veille | Équations équilibrées le lendemain |
58 Re + 12 Ta + 30 B = Re58Ta12B30
PbCO3 + HNO3 = Pb(NO3)2 + H2CO3 =>
PbCO3 + 2 HNO3 = Pb(NO3)2 + H2CO3
NiS(s) + O2(g) = NiO(s) + SO2(g) =>
2 NiS(s) + 3 O2(g) = 2 NiO(s) + 2 SO2(g)
Al + C = AlC =>
Al + C = AlC
MnSO4 + KClO3 + KOH = KMnO4 + Cl2 + K2SO4 + H2O =>
2 MnSO4 + 2 KClO3 + 4 KOH = 2 KMnO4 + Cl2 + 2 K2SO4 + 2 H2O
P4(s) + F2(g) = PF3(g) =>
P4(s) + 6 F2(g) = 4 PF3(g)
C2H3Cl + O2 = CO2 + H2O + HCl =>
2 C2H3Cl + 5 O2 = 4 CO2 + 2 H2O + 2 HCl
Cu(ClO4)2 + NaOH = Cu(OH)2 + NaClO4 =>
Cu(ClO4)2 + 2 NaOH = Cu(OH)2 + 2 NaClO4
Au + Se = Au2Se3 =>
2 Au + 3 Se = Au2Se3
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb
NaHSO3 + O2 = NaHSO4 =>
2 NaHSO3 + O2 = 2 NaHSO4
CH4 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
6 CH4 + 14 KMnO4 = 3 C2O4K2 + 14 MnO2 + 8 KOH + 8 H2O
HB = H2B2 =>
2 HB = H2B2
MoO3 = Mo + O2 =>
2 MoO3 = 2 Mo + 3 O2
AgNO3(aq) + Cu(s) = Cu(NO3)(aq) + Ag(s) =>
AgNO3(aq) + Cu(s) = Cu(NO3)(aq) + Ag(s)
NH3(g) + O(g) = NO(g) + H2O(l) =>
2 NH3(g) + 5 O(g) = 2 NO(g) + 3 H2O(l)
NaC2H3O2 = Na + C2 + H3 + O2 =>
NaC2H3O2 = Na + C2 + H3 + O2
Pb + CuCl2 = PbCl2 + Cu =>
Pb + CuCl2 = PbCl2 + Cu
ZnSO3(s) + HCl(aq) = ZnCl2(aq) + H2O(l) + SO2(g) =>
ZnSO3(s) + 2 HCl(aq) = ZnCl2(aq) + H2O(l) + SO2(g)
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
Pb(C2H3O2)2 + Na2CO3 = PbCO3 + Na2(C2H3O2)2 =>
Pb(C2H3O2)2 + Na2CO3 = PbCO3 + Na2(C2H3O2)2
KI + Na3(PO4) = K3(PO4) + NaI =>
3 KI + Na3(PO4) = K3(PO4) + 3 NaI
MnO4{-} + C2H5OH + OH{-} = MnO4{2-} + CH3COO{-} + H2O =>
4 MnO4{-} + C2H5OH + 5 OH{-} = 4 MnO4{2-} + CH3COO{-} + 4 H2O
NiBr2 + Fe = FeBr2 + Ni =>
NiBr2 + Fe = FeBr2 + Ni
N2H4(g) + N2O4(g) = N2(g) + H2O(g) =>
2 N2H4(g) + N2O4(g) = 3 N2(g) + 4 H2O(g)
Na2CO3 + NO + O2 = NaNO2 + CO2 =>
2 Na2CO3 + 4 NO + O2 = 4 NaNO2 + 2 CO2
CH3COCH3 + NH3 = CH3NH2 + CH4 + CO =>
CH3COCH3 + NH3 = CH3NH2 + CH4 + CO
Cr + KOH + H2O = K3[Cr(OH)6] + H2 =>
2 Cr + 6 KOH + 6 H2O = 2 K3[Cr(OH)6] + 3 H2
Mg3N2(s) = Mg(s) + N2(g) =>
Mg3N2(s) = 3 Mg(s) + N2(g)
C2H2 + KMnO4 + H2O = C2H2O4 + MnO2 + KOH =>
3 C2H2 + 8 KMnO4 + 4 H2O = 3 C2H2O4 + 8 MnO2 + 8 KOH
CaSO3 + H3PO4 = Ca3(PO4)2 + H2O + SO2 =>
3 CaSO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2O + 3 SO2
K2Cr2O7 + H2SO4 + NaI = Na2SO4 + K2SO4 + I2 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 NaI = 3 Na2SO4 + K2SO4 + 3 I2 + Cr2(SO4)3 + 7 H2O
KI(aq) + Hg2(NO3)2(aq) = KNO3(aq) + Hg2I2(s) =>
2 KI(aq) + Hg2(NO3)2(aq) = 2 KNO3(aq) + Hg2I2(s)
HNO3 + BrOH = BrNO3 + H2O =>
HNO3 + BrOH = BrNO3 + H2O
Zn + NiO2 + H2O = Zn(OH)2 + Ni =>
2 Zn + NiO2 + 2 H2O = 2 Zn(OH)2 + Ni
MgSO4 = MgSO3 + O2 =>
2 MgSO4 = 2 MgSO3 + O2
MgO + ZnO = MgZn + O =>
MgO + ZnO = MgZn + 2 O
Cr(s) + HNO3(aq) = Cr(NO3)3(aq) + H2(g) =>
2 Cr(s) + 6 HNO3(aq) = 2 Cr(NO3)3(aq) + 3 H2(g)
H2SeO4 + Ba(OH)2 = BaSeO4 + H2O =>
H2SeO4 + Ba(OH)2 = BaSeO4 + 2 H2O
H2 + S2 = H2S =>
2 H2 + S2 = 2 H2S
(NH4)2O = NH3 + H2O =>
(NH4)2O = 2 NH3 + H2O
H3PO3 + Sr(OH)2 = Sr3(PO3)2 + H2O =>
2 H3PO3 + 3 Sr(OH)2 = Sr3(PO3)2 + 6 H2O
CaO + P = Ca3P2 + O2 =>
6 CaO + 4 P = 2 Ca3P2 + 3 O2
ZnCl2 + Al2(SO4)3 = AlCl3 + ZnSO4 =>
3 ZnCl2 + Al2(SO4)3 = 2 AlCl3 + 3 ZnSO4
Al4C3 + KOH + H2O = K[Al(OH)4] + CH4 =>
Al4C3 + 4 KOH + 12 H2O = 4 K[Al(OH)4] + 3 CH4
Na2SO3 + H2S = Na2S + H2SO3 =>
Na2SO3 + H2S = Na2S + H2SO3
NH4Cl + H3PO4 = (NH4)3PO4 + HCl =>
3 NH4Cl + H3PO4 = (NH4)3PO4 + 3 HCl
Ni(OH)2 + KCN = K2[Ni(CN)4] + KOH =>
Ni(OH)2 + 4 KCN = K2[Ni(CN)4] + 2 KOH
C6H14(g) + O2(g) = CO2(g) + H2O(g) =>
2 C6H14(g) + 19 O2(g) = 12 CO2(g) + 14 H2O(g)
Mg + Li2CO3 = MgCO3 + Li =>
Mg + Li2CO3 = MgCO3 + 2 Li
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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