| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCN + CuCO3 = Na2CO3 + Cu(CN)2
MgCO3 + H2O = Mg2(OH)2CO3 + CO2 =>
2 MgCO3 + H2O = Mg2(OH)2CO3 + CO2
BeCl = Be2 + Cl2 =>
2 BeCl = Be2 + Cl2
NH4Cl + H2O = NH4OH + HCl =>
NH4Cl + H2O = NH4OH + HCl
M2CO3 + HCl = MCl + H2CO3 =>
M2CO3 + 2 HCl = 2 MCl + H2CO3
CO(NH2)2 = C3H6N6 + H2O =>
3 CO(NH2)2 = C3H6N6 + 3 H2O
K2O + Fe2S3 = K2S + Fe2O3 =>
3 K2O + Fe2S3 = 3 K2S + Fe2O3
ClO2{-} + Ag{+} + OH{-} = ClO4{-} + Ag + H2O =>
ClO2{-} + 4 Ag{+} + 4 OH{-} = ClO4{-} + 4 Ag + 2 H2O
ZnS + Mn = Zn + MnS =>
ZnS + Mn = Zn + MnS
Pb(NO3)2 + Cu(OH)2 = Pb(OH)2 + Cu(NO3)2 =>
Pb(NO3)2 + Cu(OH)2 = Pb(OH)2 + Cu(NO3)2
H4 + O2 = H2O2 =>
H4 + 2 O2 = 2 H2O2
Sn + NaOH + HOH = Sn(OH)2 + NaH =>
Sn + NaOH + HOH = Sn(OH)2 + NaH
Co(NO3)3(aq) + NaOH(aq) = Co(OH)3(s) + NaNO3(aq) =>
Co(NO3)3(aq) + 3 NaOH(aq) = Co(OH)3(s) + 3 NaNO3(aq)
H6C3H6C3O3C3H6C3H9 + O2 = CO2 + H2O =>
4 H6C3H6C3O3C3H6C3H9 + 69 O2 = 48 CO2 + 54 H2O
Sr(CH3COO)2 + (NH4)2SO4 = SrSO4 + CH3COONH4 =>
Sr(CH3COO)2 + (NH4)2SO4 = SrSO4 + 2 CH3COONH4
KI + NH4NO3 = KNO3NH4I =>
KI + NH4NO3 = KNO3NH4I
Na2C2 + HCl = NaCl + C2H2 =>
Na2C2 + 2 HCl = 2 NaCl + C2H2
KCN + (NH4)2S2 = HCN + KS + NH3 =>
2 KCN + (NH4)2S2 = 2 HCN + 2 KS + 2 NH3
C4H8O + H2 = CH4 + H2O =>
C4H8O + 5 H2 = 4 CH4 + H2O
P4(s) + Cl2(g) = PCl5(s) =>
P4(s) + 10 Cl2(g) = 4 PCl5(s)
Cu(H2O)4 + NH3 = Cu(NH3)4 + (H2O) =>
Cu(H2O)4 + 4 NH3 = Cu(NH3)4 + 4(H2O)
Cl + H3PO4 = Cl(PO4) + H3 =>
Cl + H3PO4 = Cl(PO4) + H3
BaCl2 + Na3H = Ba3H2 + NaCl =>
3 BaCl2 + 2 Na3H = Ba3H2 + 6 NaCl
H2C2O4 + KMnO4 = CO2 + H2O + K2O + Mn2O3 =>
4 H2C2O4 + 2 KMnO4 = 8 CO2 + 4 H2O + K2O + Mn2O3
NaOH + Ag = NaOHAg =>
NaOH + Ag = NaOHAg
AgNO3 + NaCl = AgCl1 + NaNO3 =>
AgNO3 + NaCl = AgCl1 + NaNO3
MnO4{-} + I{-} + H{+} = H2O + I3{-}{+} + Mn2{+} =>
4 MnO4{-} + 39 I{-} + 32 H{+} = 16 H2O + 13 I3{-}{+} + 2 Mn2{+}
Bi + S + Se = Bi200S6Se294 =>
200 Bi + 6 S + 294 Se = Bi200S6Se294
Ca(OH)2(s) + HNO3(l) = Ca(NO3)2(s) + H2O(l) =>
Ca(OH)2(s) + 2 HNO3(l) = Ca(NO3)2(s) + 2 H2O(l)
CS2(g) + N2O(g) = S8(s) + CO2(g) + N2(g) =>
4 CS2(g) + 8 N2O(g) = S8(s) + 4 CO2(g) + 8 N2(g)
Ag2(SO4) + BaCl2 = Ba(SO4) + AgCl =>
Ag2(SO4) + BaCl2 = Ba(SO4) + 2 AgCl
C8H604 + O2 = CO2 + H2O =>
C8H604 + 159 O2 = 8 CO2 + 302 H2O
BaCrO4 + HNO3 = Ba(NO3)2 + H2Cr2O7 + H2O =>
2 BaCrO4 + 4 HNO3 = 2 Ba(NO3)2 + H2Cr2O7 + H2O
CuO(s) + H2SO4 = CuSO4(s) + H2O(l) =>
CuO(s) + H2SO4 = CuSO4(s) + H2O(l)
Zn(s) + HCl(aq) = ZnCl2(g) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(g) + H2(g)
KNO3 + H2O = K2O + N + OH =>
2 KNO3 + 5 H2O = K2O + 2 N + 10 OH
CH(CH3)3 + O2 = CO2 + H2O =>
2 CH(CH3)3 + 13 O2 = 8 CO2 + 10 H2O
MnO4{-} + Fe{2} + H{+} = Mn{2} + Fe{3} + H2O =>
MnO4{-} + 5 Fe{2} + 8 H{+} = Mn{2} + 5 Fe{3} + 4 H2O
Mg(OH)2 + BaSO4 = MgSO4 + Ba(OH)2 =>
Mg(OH)2 + BaSO4 = MgSO4 + Ba(OH)2
Ca(NO3)2 + Mn = Ca + Mn(NO3)3 =>
3 Ca(NO3)2 + 2 Mn = 3 Ca + 2 Mn(NO3)3
MgOHCl + H2SO4 = MgCl2 + MgSO4 + H2O =>
2 MgOHCl + H2SO4 = MgCl2 + MgSO4 + 2 H2O
Bi(NO3)3 + Na(Sn(OH)3) + NaOH = Bi + Na(Sn(OH)6) + NaNO3 =>
Bi(NO3)3 + Na(Sn(OH)3) + 3 NaOH = Bi + Na(Sn(OH)6) + 3 NaNO3
CrCl3 + H2O + KNO3 = K2Cr2O7 + HCl + KOH + N2O4 =>
2 CrCl3 + 5 H2O + 6 KNO3 = K2Cr2O7 + 6 HCl + 4 KOH + 3 N2O4
NaCl + H2O + H2SO4 + N2O = NH4Cl + NO2 + Na2SO4 =>
6 NaCl + 9 H2O + 3 H2SO4 + 7 N2O = 6 NH4Cl + 8 NO2 + 3 Na2SO4
Fe + Cu2HSO4 = Fe2HSO4 + Cu =>
2 Fe + Cu2HSO4 = Fe2HSO4 + 2 Cu
Ca3(s) + H3Po4(aq) = Ca3(Po4)2(s) + H2(g) =>
Ca3(s) + 2 H3Po4(aq) = Ca3(Po4)2(s) + 3 H2(g)
K3PO4(aq) + Ni(NO3)2(aq) = K(NO3)(aq) + Ni3(PO4)2(s) =>
2 K3PO4(aq) + 3 Ni(NO3)2(aq) = 6 K(NO3)(aq) + Ni3(PO4)2(s)
(NH4)2CrO4 + Sr(OH)2 = SrCrO4 + H2O + NH3 =>
(NH4)2CrO4 + Sr(OH)2 = SrCrO4 + 2 H2O + 2 NH3
AsO4{3-} + Zn + H3O{+} = Zn2{+} + AsH3 + H2O =>
AsO4{3-} + 16 Zn + 11 H3O{+} = 8 Zn2{+} + AsH3 + 15 H2O
HCl(aq) + Ca3(PO4)2(s) = CaCl2(aq) + H3PO4(aq) =>
6 HCl(aq) + Ca3(PO4)2(s) = 3 CaCl2(aq) + 2 H3PO4(aq)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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