| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Mg + 2 Fe(NO3)3 = 3 Mg(NO3)2 + 2 Fe
Br2 + K2SO3 + H2O = H2SO4 + KBr =>
Br2 + K2SO3 + H2O = H2SO4 + 2 KBr
KNH2 + H2O = NH3 + KOH =>
KNH2 + H2O = NH3 + KOH
(CuSO4) + K2[Fe(CN)6] = Cu[Fe(CN)6] + K2SO4 =>
(CuSO4) + K2[Fe(CN)6] = Cu[Fe(CN)6] + K2SO4
Sr(OH)2(aq) + HC2H3O2(aq) = Sr(C2H3O2)2(aq) + H2O =>
Sr(OH)2(aq) + 2 HC2H3O2(aq) = Sr(C2H3O2)2(aq) + 2 H2O
Pb(NO3)2 + MnBr2 = PbMn + BrNO3 =>
Pb(NO3)2 + MnBr2 = PbMn + 2 BrNO3
(CH3COO)2Pb + Kl = PbKl + (CH3COO)2 =>
(CH3COO)2Pb + Kl = PbKl + (CH3COO)2
AgCN + KCN = KAg(CN)2 =>
AgCN + KCN = KAg(CN)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Fe(OH)3 + NaNO3 + NaOH = Na2FeO4 + NO + H2O =>
Fe(OH)3 + NaNO3 + NaOH = Na2FeO4 + NO + 2 H2O
Zn + P4 = ZnP2 =>
2 Zn + P4 = 2 ZnP2
AgNO3 + LiOH = AgOH + LiNO3 =>
AgNO3 + LiOH = AgOH + LiNO3
CoCl2 + H2O2 + NaOH = CoO(OH) + NaCl + H2O =>
2 CoCl2 + H2O2 + 4 NaOH = 2 CoO(OH) + 4 NaCl + 2 H2O
C2H5OH + Al = (C2H5O)3Al + H2 =>
6 C2H5OH + 2 Al = 2(C2H5O)3Al + 3 H2
Cu + O2 + NH4OH = Cu(NH3)4(OH)2 + H2O =>
2 Cu + O2 + 8 NH4OH = 2 Cu(NH3)4(OH)2 + 6 H2O
CH3CH2H4CH3 + O2 = CO2 + H2O =>
CH3CH2H4CH3 + 6 O2 = 3 CO2 + 6 H2O
ClO2 = Cl + ClO3 =>
3 ClO2 = Cl + 2 ClO3
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni =>
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni
H3PO3 + H2O = H3PO4 + H2 =>
H3PO3 + H2O = H3PO4 + H2
H2O + Ag + Zn2{+} = Ag2O + Zn + H{+} =>
H2O + 2 Ag + 2 Zn2{+} = Ag2O + 4 Zn + 2 H{+}
Zn + HNO3 = Zn(HNO3) =>
Zn + HNO3 = Zn(HNO3)
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Ca + Na{+} = Ca2{+} + Na =>
2 Ca + Na{+} = Ca2{+} + Na
Cr2O7(NH4)2 = N2 + H2O + Cr2O3 =>
Cr2O7(NH4)2 = N2 + 4 H2O + Cr2O3
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
BaCl2 + H2O = Ba(OH)2 + HCl =>
BaCl2 + 2 H2O = Ba(OH)2 + 2 HCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + Cl = C2H4Cl2 + HCl =>
C2H6 + 4 Cl = C2H4Cl2 + 2 HCl
Ag + Cu(NO3)2 = Cu + AgNO3 =>
2 Ag + Cu(NO3)2 = Cu + 2 AgNO3
NaCl(ac) + H2SO4(l) = Na2SO4(ac) + HCl =>
2 NaCl(ac) + H2SO4(l) = Na2SO4(ac) + 2 HCl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
SO3{2-} + OH{-} = SO4{2-} + H2O + {-} =>
SO3{2-} + 2 OH{-} = SO4{2-} + H2O + 2e
Na2Co3(aq) + HCl(aq) = NaCl(aq) + H20(l) + Co2(g) =>
10 Na2Co3(aq) + 20 HCl(aq) = 20 NaCl(aq) + H20(l) + 15 Co2(g)
Cu + H2Se = Cu2Se + H2 =>
2 Cu + H2Se = Cu2Se + H2
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
Fe(NH4)2(SO4)2 + Cr2O7{2-} + H{+} = Fe{3+} + NH4{+} + SO4{2-} + Cr{3+} + H2O =>
6 Fe(NH4)2(SO4)2 + Cr2O7{2-} + 14 H{+} = 6 Fe{3+} + 12 NH4{+} + 12 SO4{2-} + 2 Cr{3+} + 7 H2O
NH4OH + H3PO4 = (NH4)3PO4 + H2O =>
3 NH4OH + H3PO4 = (NH4)3PO4 + 3 H2O
C8H11 + KMnO4 + H2SO4 = C7H7O2 + K2SO4 + MnSO4 + H2O =>
70 C8H11 + 106 KMnO4 + 159 H2SO4 = 80 C7H7O2 + 53 K2SO4 + 106 MnSO4 + 264 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
NH4 + Cr2O7 = (NH4)2Cr2O7 =>
2 NH4 + Cr2O7 = (NH4)2Cr2O7
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni =>
Zn + Ni(NO3)2 = Zn(NO3)2 + Ni
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
SOCl2 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O =>
5 SOCl2 + 4 KMnO4 + H2SO4 = 2 K2SO4 + 4 MnSO4 + 5 Cl2 + H2O
H2SO3 + (NH4)2S = H2S + (NH4)2SO3 =>
H2SO3 + (NH4)2S = H2S + (NH4)2SO3
Fe2O3(s) + Al(s) = Fe(l) + Al2O3(s) =>
Fe2O3(s) + 2 Al(s) = 2 Fe(l) + Al2O3(s)
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
C7H8O2 + C3H7ClO2 + NaOH + C4H8O2 = C10H14O4 + NaCl =>
14 C7H8O2 + 6 C3H7ClO2 + 6 NaOH + C4H8O2 = 12 C10H14O4 + 6 NaCl
HCO3 + H = H2O + CO2 =>
HCO3 + H = H2O + CO2
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Équations équilibrées sur12/10/24
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