| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C9H8O4 + 40 H2O = 3 C6H5O7 + 27 H3O
Pb(CH3COO)2 + K2(CrO4) = Pb(CrO4) + K(CH3COO) =>
Pb(CH3COO)2 + K2(CrO4) = Pb(CrO4) + 2 K(CH3COO)
Mg + Na2O = MgNa2O =>
Mg + Na2O = MgNa2O
H3PO3 + Na2O = Na3PO3 + H2O =>
2 H3PO3 + 3 Na2O = 2 Na3PO3 + 3 H2O
FeO4{2-} + S{2-} + H2O = Fe(OH)3 + S2O3{2-} + OH{-} =>
8 FeO4{2-} + 6 S{2-} + 23 H2O = 8 Fe(OH)3 + 3 S2O3{2-} + 22 OH{-}
K2SO3 + AlCl3 = KCl + Al2(SO3)3 =>
3 K2SO3 + 2 AlCl3 = 6 KCl + Al2(SO3)3
Se + BrO3{-} + H2O = H2SeO3 + Br{-} =>
3 Se + 2 BrO3{-} + 3 H2O = 3 H2SeO3 + 2 Br{-}
(NH4)3PO4(aq) + CrBr3 = NH4Br(aq) + CrPO4 =>
(NH4)3PO4(aq) + CrBr3 = 3 NH4Br(aq) + CrPO4
HCl(aq) + NaOH(aq) = NaCl(aq) + (H2)O(aq) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + (H2)O(aq)
HBr + HNO3 = NO + Br2 + H2O =>
6 HBr + 2 HNO3 = 2 NO + 3 Br2 + 4 H2O
CH3CH2OH + CrO3 = CH3CHO + Cr + OH =>
3 CH3CH2OH + 2 CrO3 = 3 CH3CHO + 2 Cr + 6 OH
HPO4{-2} + H3O{+} = H2PO4{-} + H2O =>
HPO4{-2} + H3O{+} = H2PO4{-} + H2O
INa + Br = BrNa + I =>
INa + Br = BrNa + I
Fe2O3 + K2S2O8 = FeSO4 + K2SO4 + O2 =>
2 Fe2O3 + 4 K2S2O8 = 4 FeSO4 + 4 K2SO4 + 3 O2
Al + NaF + NaNO2 + H2O = Na3[AlF6] + N2 + NaOH =>
2 Al + 12 NaF + 2 NaNO2 + 4 H2O = 2 Na3[AlF6] + N2 + 8 NaOH
Sn(HCO3)2 + HCl = SnCl2 + CO2 + H2O =>
Sn(HCO3)2 + 2 HCl = SnCl2 + 2 CO2 + 2 H2O
HCl + Na2CO3 = H2CO3 + NaCl =>
2 HCl + Na2CO3 = H2CO3 + 2 NaCl
Ca + H(ClO3) = Ca(ClO3)2 + H2 =>
Ca + 2 H(ClO3) = Ca(ClO3)2 + H2
Al + NaF + NaNO2 + H2O = Na3[AlF6] + N2 + NaOH =>
2 Al + 12 NaF + 2 NaNO2 + 4 H2O = 2 Na3[AlF6] + N2 + 8 NaOH
CuO + H{+} + HSO4{-} = Cu2{+} + SO42{-} + H2O =>
154 CuO + 77 H{+} + 3 HSO4{-} = 77 Cu2{+} + 3 SO42{-} + 40 H2O
N3 + O = NO =>
N3 + 3 O = 3 NO
MgSO4 + KOH = Mg(OH) + KSO4 =>
MgSO4 + KOH = Mg(OH) + KSO4
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Si(CO3)2 = SiO2 + CO2 =>
Si(CO3)2 = SiO2 + 2 CO2
C6H14 + I2 = C6H12I2 + H2 =>
C6H14 + I2 = C6H12I2 + H2
AgNO3 + [Co(NH3)6]Cl3 = [Co(NH3)6](NO3)3 + AgCl =>
3 AgNO3 + [Co(NH3)6]Cl3 = [Co(NH3)6](NO3)3 + 3 AgCl
CH6 + O2 = HC3H4O2 + H2O =>
12 CH6 + 17 O2 = 4 HC3H4O2 + 26 H2O
K3PO4 + Ca(CH3CO2)2 = KCH3CO2 + Ca3(PO4)2 =>
2 K3PO4 + 3 Ca(CH3CO2)2 = 6 KCH3CO2 + Ca3(PO4)2
MgSO4 + KOH = Mg(OH) + KSO4 =>
MgSO4 + KOH = Mg(OH) + KSO4
Na2S + HNO = NaNO + H2S =>
Na2S + 2 HNO = 2 NaNO + H2S
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
N2O5(g) = NO2(g) + O2(g) =>
2 N2O5(g) = 4 NO2(g) + O2(g)
HF + H2O = H3O + F =>
HF + H2O = H3O + F
K + O2 = K2O =>
4 K + O2 = 2 K2O
CaC2 + H2O = Ca(OH)2 + CO + H =>
CaC2 + 4 H2O = Ca(OH)2 + 2 CO + 6 H
KMnO4 + H2O = MnO2 + O + KOH =>
2 KMnO4 + H2O = 2 MnO2 + 3 O + 2 KOH
NaIO4 + SO2 + H2O = NaHSO4 + H2SO4 + I2 =>
2 NaIO4 + 7 SO2 + 6 H2O = 2 NaHSO4 + 5 H2SO4 + I2
CaC2 + H2O = Ca(OH)2 + CO + H =>
CaC2 + 4 H2O = Ca(OH)2 + 2 CO + 6 H
CH3CO2K + H2O = CH3CO2KH2O =>
CH3CO2K + H2O = CH3CO2KH2O
Fe2O3 + P4 = Fe + P2O5 =>
10 Fe2O3 + 3 P4 = 20 Fe + 6 P2O5
PbO2(s) = PbO(s) + O2(g) =>
2 PbO2(s) = 2 PbO(s) + O2(g)
MgCu(NO3)2 = Mg(NO3)2Cu =>
MgCu(NO3)2 = Mg(NO3)2Cu
Ca2SiO4 + H2O = Ca3Si2O4(OH)6Ca(OH)2 =>
2 Ca2SiO4 + 4 H2O = Ca3Si2O4(OH)6Ca(OH)2
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
MgSO4 + KOH = Mg(OH) + KSO4 =>
MgSO4 + KOH = Mg(OH) + KSO4
HF + Na(OH) = H(OH) + FNa =>
HF + Na(OH) = H(OH) + FNa
PbBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + PbNO3(aq) =>
2 PbBr(aq) + Pb(NO3)2(aq) = PbBr2(s) + 2 PbNO3(aq)
KI + CI = KCI + I2 =>
2 KI + 2 CI = 2 KCI + I2
AgC2H3O2 + KBr = AgK + C2H3O2Br =>
AgC2H3O2 + KBr = AgK + C2H3O2Br
Cu2O(s) + O2(g) = CuO(s) =>
2 Cu2O(s) + O2(g) = 4 CuO(s)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur05/02/24
Équations équilibrées sur06/01/23
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