| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu(OH)2(l)(heat) = CuO(s) + H2O(g)
Na + N + O = NaNO2 =>
Na + N + 2 O = NaNO2
HBiBr4 + NaOH = Bi5O7Br + NaBr + H2O =>
5 HBiBr4 + 19 NaOH = Bi5O7Br + 19 NaBr + 12 H2O
Al + B = Al2B3 =>
2 Al + 3 B = Al2B3
Na2HCO3 = Na + H2O + CO + O2 =>
4 Na2HCO3 = 8 Na + 2 H2O + 4 CO + 3 O2
NaOH + AlCl3 = Al(OH)3 + NaCl =>
3 NaOH + AlCl3 = Al(OH)3 + 3 NaCl
BaCl2 + K2(Cr2O7) = Ba(Cr2O7) + KCl =>
BaCl2 + K2(Cr2O7) = Ba(Cr2O7) + 2 KCl
Mg2 + C3 = MgC3 =>
Mg2 + 2 C3 = 2 MgC3
NaI + Mg(CIO3)2 = MgI2 + Na(CIO3) =>
2 NaI + Mg(CIO3)2 = MgI2 + 2 Na(CIO3)
Na2S2O3 + Br2 + H2O = NaBr + HBr + H2SO4 =>
Na2S2O3 + 4 Br2 + 5 H2O = 2 NaBr + 6 HBr + 2 H2SO4
NH4 + CH3COO = NH3 + CH3COOH =>
NH4 + CH3COO = NH3 + CH3COOH
Fe3[Fe(CN)6]2 + NaOH = Na4[Fe(CN)6] + Fe(OH)3 + Fe(OH)2 =>
Fe3[Fe(CN)6]2 + 8 NaOH = 2 Na4[Fe(CN)6] + 2 Fe(OH)3 + Fe(OH)2
Ag3PO4 + HNO3 = AgNO3 + H + PO4 =>
Ag3PO4 + 3 HNO3 = 3 AgNO3 + 3 H + PO4
WBr6 = W + Br =>
WBr6 = W + 6 Br
C6H5CH3Br + KMnO4 + H2SO4 = C6H5COOHBr + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3Br + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOHBr + 3 K2SO4 + 6 MnSO4 + 14 H2O
Na2(SO4) + C = Na2S + CO2 =>
Na2(SO4) + 2 C = Na2S + 2 CO2
K2[HgI4] + Na2S = HgS + KI + NaI =>
K2[HgI4] + Na2S = HgS + 2 KI + 2 NaI
CCl4 + K2CrO4 = Cl2CO + CrO2Cl2 + KCl =>
2 CCl4 + K2CrO4 = 2 Cl2CO + CrO2Cl2 + 2 KCl
Sr(NO3)2(aq) + Na2SO4 = SrSO4 + NaNO3 =>
Sr(NO3)2(aq) + Na2SO4 = SrSO4 + 2 NaNO3
CuO(s) + H3O{+}(aq) = Cu{2+}(aq) + H2O(l) =>
CuO(s) + 2 H3O{+}(aq) = Cu{2+}(aq) + 3 H2O(l)
Zn(s) + Fe(NO3)2 = Zn(NO3)2 + Fe =>
Zn(s) + Fe(NO3)2 = Zn(NO3)2 + Fe
C4H4O4K2 + KOH = C2H6 + K2CO3 =>
C4H4O4K2 + 2 KOH = C2H6 + 2 K2CO3
CuCl{2} + NaNO{3} = Cu(NO{3}){2} + NaCl =>
CuCl{2} + NaNO{3} = Cu(NO{3}){2} + NaCl
H2[SnCl6] + H2S = SnS2 + HCl =>
H2[SnCl6] + 2 H2S = SnS2 + 6 HCl
Ag + NaI = AgI + Na =>
Ag + NaI = AgI + Na
F2 + Na(OH) = NaF + O2 + H2O =>
2 F2 + 4 Na(OH) = 4 NaF + O2 + 2 H2O
Fe(NO3)3 + CaCl2 = FeCl3 + Ca(NO3)2 =>
2 Fe(NO3)3 + 3 CaCl2 = 2 FeCl3 + 3 Ca(NO3)2
H3COOH + NaOH = NaC2H3O2 + H2O =>
2 H3COOH + NaOH = NaC2H3O2 + 3 H2O
Al(PO4) + Mg(CO3) = Al2(CO3)3 + Mg3(PO4)2 =>
2 Al(PO4) + 3 Mg(CO3) = Al2(CO3)3 + Mg3(PO4)2
Fe(s) + S(l) = Fe2S3(s) =>
2 Fe(s) + 3 S(l) = Fe2S3(s)
Al(s) + Br2(g) = AlBr3(s) =>
2 Al(s) + 3 Br2(g) = 2 AlBr3(s)
NaAlO2 + Ca(OH)2 = CaOAl2O3 + NaOH =>
2 NaAlO2 + Ca(OH)2 = CaOAl2O3 + 2 NaOH
Hg2O + F2 = HgF2 + O2 =>
2 Hg2O + 4 F2 = 4 HgF2 + O2
CH3CH2OH(l) = C2H4(g) + H2O(g) =>
CH3CH2OH(l) = C2H4(g) + H2O(g)
CCl4 + K2CrO4 = COCl2 + CrO2Cl2 + KCl =>
2 CCl4 + K2CrO4 = 2 COCl2 + CrO2Cl2 + 2 KCl
KNO3 + NH4F = KF + NH4NO3 =>
KNO3 + NH4F = KF + NH4NO3
NaHCO3 + C9H8O4 = NaC7H5O3 + H2O + CO2 =>
9 NaHCO3 + 7 C9H8O4 = 9 NaC7H5O3 + 10 H2O + 9 CO2
Cd(s) + HCl(ac) = H2 + CdCl2(ac) =>
Cd(s) + 2 HCl(ac) = H2 + CdCl2(ac)
KNO3 + C12H22O12 = K2CO3 + N2 + H2O + CO =>
22 KNO3 + 4 C12H22O12 = 11 K2CO3 + 11 N2 + 44 H2O + 37 CO
FeOH(NO3)2 + H2SO4 = H2O + Fe2(SO4)3 + Fe(NO3)3 =>
6 FeOH(NO3)2 + 3 H2SO4 = 6 H2O + Fe2(SO4)3 + 4 Fe(NO3)3
Fe(OH)3 + H + SO4 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 6 H + 3 SO4 = Fe2(SO4)3 + 6 H2O
P2 + Cl2 = PCl2 =>
P2 + 2 Cl2 = 2 PCl2
(K)3Fe(CN)6 + Cr2O3 + KOH = (K)4Fe(CN)6 + (K)2CrO4 + H2O =>
6(K)3Fe(CN)6 + Cr2O3 + 10 KOH = 6(K)4Fe(CN)6 + 2(K)2CrO4 + 5 H2O
IO3{-} + NH4{+} = HOI + N2H5 + H2O + H{+} =>
IO3{-} + 8 NH4{+} = HOI + 4 N2H5 + 2 H2O + 7 H{+}
KOH + HBr = HOHKBr =>
KOH + HBr = HOHKBr
Al(s) + Br2(g) = AlBr3(s) =>
2 Al(s) + 3 Br2(g) = 2 AlBr3(s)
Ni(NO3)2 + NaOH = NiOHNO3 + NaNO3 =>
Ni(NO3)2 + NaOH = NiOHNO3 + NaNO3
C6H8O5 + O2 = CO2 + H2O =>
2 C6H8O5 + 11 O2 = 12 CO2 + 8 H2O
Ag{+} + Cd = Ag + Cd{2{+} =>
2 Ag{+} + Cd = 2 Ag + Cd{2{+}
Mn{2+} + S2O8{2-} + H2O = MnO4{-} + HSO3{-} + H{+} =>
6 Mn{2+} + 5 S2O8{2-} + 14 H2O = 6 MnO4{-} + 10 HSO3{-} + 18 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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