| Équations équilibrées la veille | Équations équilibrées le lendemain |
CrO + NO3 = CrNO4
O3C4H6 + O2 = CO2 + H2O =>
O3C4H6 + 4 O2 = 4 CO2 + 3 H2O
Na2CO3 + H2O = CO2 + Na + OH =>
Na2CO3 + H2O = CO2 + 2 Na + 2 OH
Br2 + NaOH = NaBrO3 + NaBr + H2O =>
3 Br2 + 6 NaOH = NaBrO3 + 5 NaBr + 3 H2O
Mg(HCO3)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) + CO2(g) =>
Mg(HCO3)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l) + 2 CO2(g)
CoSO4 + K2CO3 + H2O = Co(OH)2 + K2SO4 + CO2 =>
CoSO4 + K2CO3 + H2O = Co(OH)2 + K2SO4 + CO2
Br2 + NaOH = NaBrO3 + NaBr + H2O =>
3 Br2 + 6 NaOH = NaBrO3 + 5 NaBr + 3 H2O
Pb(NO3)2 + H2SO4 = HNO3 + PbSO4 =>
Pb(NO3)2 + H2SO4 = 2 HNO3 + PbSO4
TlCl + AgNO3 = AgCl + TlNO3 =>
TlCl + AgNO3 = AgCl + TlNO3
CoCO3 + H3O{+} = Co{2+} + H2O + H2CO3 =>
CoCO3 + 2 H3O{+} = Co{2+} + 2 H2O + H2CO3
CH3CH2OH + C7H6O3 = C9H10O3 + H2O =>
CH3CH2OH + C7H6O3 = C9H10O3 + H2O
S2O3{-} + Sb2O5 + H2O = SO3{2-} + H{+} + SbO =>
2 S2O3{-} + Sb2O5 + 3 H2O = 4 SO3{2-} + 6 H{+} + 2 SbO
NH3 + H2O = HNO + H2 =>
NH3 + H2O = HNO + 2 H2
H2O + Al + NO3{-} = Al(OH)4{-} + NH3 + OH =>
6 H2O + Al + NO3{-} = Al(OH)4{-} + NH3 + 5 OH
NaOH + KNO3 = Na(NO3) + KOH =>
NaOH + KNO3 = Na(NO3) + KOH
(Zn(NH3)4)SO4 + KCN = K2(Zn(CN)4) + K2SO4 + NH3 =>
(Zn(NH3)4)SO4 + 4 KCN = K2(Zn(CN)4) + K2SO4 + 4 NH3
N2 + O2 = NO =>
N2 + O2 = 2 NO
Ca2SiO4 + H2O = Ca3(HSiO4)2 + Ca(OH)2 =>
2 Ca2SiO4 + 2 H2O = Ca3(HSiO4)2 + Ca(OH)2
CH3CH2CHCH3CHNH2COOH + O2 = CO2 + H2O + N2 =>
4 CH3CH2CHCH3CHNH2COOH + 33 O2 = 24 CO2 + 26 H2O + 2 N2
Mg + Ca(NO3)2 = Ca + Mg(NO3)2 =>
Mg + Ca(NO3)2 = Ca + Mg(NO3)2
CH3COOH + NO3 = N2 + CO2 + OH =>
CH3COOH + 2 NO3 = N2 + 2 CO2 + 4 OH
Al + H2O + NaOH = NaAlO02 + H2 =>
2 Al + 2 H2O + 2 NaOH = 2 NaAlO02 + 3 H2
H4P2O7 + Ca = P2O7Ca2 + H2 =>
H4P2O7 + 2 Ca = P2O7Ca2 + 2 H2
Mg(s) + CH3COOH(aq) = (CH3COO)2Mg(aq) + H2(g) =>
Mg(s) + 2 CH3COOH(aq) = (CH3COO)2Mg(aq) + H2(g)
Li + H2SO4 = LiH2 + SO4 =>
Li + H2SO4 = LiH2 + SO4
CaO(k) + HCl(aq) = CaCl2 + H2O =>
CaO(k) + 2 HCl(aq) = CaCl2 + H2O
H2S + SO2 = S + H2O =>
2 H2S + SO2 = 3 S + 2 H2O
K3CrO4 + FeCl3 = KCl + FeCrO4 =>
K3CrO4 + FeCl3 = 3 KCl + FeCrO4
HBr + (NH4)2S = H2S + NH4Br =>
2 HBr + (NH4)2S = H2S + 2 NH4Br
NH4{+} + Mg(OH)2 = NH3 + H2O + Mg{2+} =>
2 NH4{+} + Mg(OH)2 = 2 NH3 + 2 H2O + Mg{2+}
I{-} + Cr2O7{2-} + H{+} = Cr{3+} + H2O + I2 =>
6 I{-} + Cr2O7{2-} + 14 H{+} = 2 Cr{3+} + 7 H2O + 3 I2
H2So4(aq) + KOH(aq) = K2So4(aq) + H2O(l) =>
H2So4(aq) + 2 KOH(aq) = K2So4(aq) + 2 H2O(l)
MgCl2(aq) + Hg2(NO3)2(aq) = Mg(NO3)2 + Hg2Cl2 =>
MgCl2(aq) + Hg2(NO3)2(aq) = Mg(NO3)2 + Hg2Cl2
K(NO3)2 + BaCl2 = KCl2 + Ba(NO3)2 =>
K(NO3)2 + BaCl2 = KCl2 + Ba(NO3)2
C6H12O + CH3COOH = C8H14O2 + H2O =>
C6H12O + CH3COOH = C8H14O2 + H2O
Cu + AgNO51 = CuNO50 + AgO =>
Cu + AgNO51 = CuNO50 + AgO
Pb3O4 + NHO3 = Pb(NO3)2 + PbO2 + H2O =>
Pb3O4 + 4 NHO3 = 2 Pb(NO3)2 + PbO2 + 2 H2O
HS{-} + HSO3{-} = S2O3{2-} + H2 =>
HS{-} + HSO3{-} = S2O3{2-} + H2
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
CoCl2 + Ca(OH)2 = CaCl2 + Co(OH)2 =>
CoCl2 + Ca(OH)2 = CaCl2 + Co(OH)2
COCl2 + F2 = COF3 + Cl2 =>
2 COCl2 + 3 F2 = 2 COF3 + 2 Cl2
CaBr2(aq) + Na2CO3 = NaBr(aq) + CaCO3(s) =>
CaBr2(aq) + Na2CO3 = 2 NaBr(aq) + CaCO3(s)
Ca3P2(s) + H2O(l) = H3P(g) + CaO(s) =>
Ca3P2(s) + 3 H2O(l) = 2 H3P(g) + 3 CaO(s)
NH4C2H3O2 + FeCl2 = Fe(C2H3O2)2 + NH4Cl =>
2 NH4C2H3O2 + FeCl2 = Fe(C2H3O2)2 + 2 NH4Cl
Cu + HNO3(dil) = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3(dil) = Cu(NO3)2 + 2 H2O + 2 NO2
Mg2Si + H2SO4 = SiH4 + MgSO4 =>
Mg2Si + 2 H2SO4 = SiH4 + 2 MgSO4
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
K4Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Fe2(SO4)3 + CO2 + H2O + NO2 + Cr2(SO4)3 =>
6 K4Fe(CN)6 + 55 K2Cr2O7 + 241 H2SO4 = 67 K2SO4 + 3 Fe2(SO4)3 + 36 CO2 + 241 H2O + 36 NO2 + 55 Cr2(SO4)3
CuCl2(aq) + Pb(NO3)2(aq) = Cu(NO3)2(aq) + PbCl2(aq) =>
CuCl2(aq) + Pb(NO3)2(aq) = Cu(NO3)2(aq) + PbCl2(aq)
KBr(aq) + I2(aq) = KI(aq) + Br2(l) =>
2 KBr(aq) + I2(aq) = 2 KI(aq) + Br2(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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