| Équations équilibrées la veille |
P2O5 + H2SO4 = SO3 + 2 HPO3
ZnSO4 + Mg = MgSO4 + Zn =>
ZnSO4 + Mg = MgSO4 + Zn
H2O + K2O = KOH =>
H2O + K2O = 2 KOH
H2S + FeCe3 = FeCe2 + S + HCe =>
H2S + 2 FeCe3 = 2 FeCe2 + S + 2 HCe
K2(CrO4) + H2(SO4) = K2(SO4) + H2(CrO4) =>
K2(CrO4) + H2(SO4) = K2(SO4) + H2(CrO4)
NH4OH + H2O = NH40H2 + OH =>
NH4OH + 38 H2O = NH40H2 + 39 OH
(NH4)2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + NH4NO3(g) =>
(NH4)2SO4(aq) + Ca(NO3)2(aq) = CaSO4(s) + 2 NH4NO3(g)
NaHO + Cl2 = NaCl + NaClO + H2O =>
2 NaHO + Cl2 = NaCl + NaClO + H2O
K2Cr2O7 + Cu2O + H2SO4 = CuSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 Cu2O + 10 H2SO4 = 6 CuSO4 + Cr2(SO4)3 + K2SO4 + 10 H2O
HOC6H4COONa(aq) + HCl(aq) = HOC6H4COOH(aq) + NaCl(aq) =>
HOC6H4COONa(aq) + HCl(aq) = HOC6H4COOH(aq) + NaCl(aq)
Ba + Na = NaBa =>
Ba + Na = NaBa
Zn + SnF4 = Sn + ZnF2 =>
2 Zn + SnF4 = Sn + 2 ZnF2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
FeS2 + Mn2O3 + H{+} = FeOOH + Mn{2+} + S2O3{2-} + H2O =>
2 FeS2 + 7 Mn2O3 + 24 H{+} = 2 FeOOH + 14 Mn{2+} + 2 S2O3{2-} + 11 H2O
Ca + HI = CaI + H2 =>
2 Ca + 2 HI = 2 CaI + H2
Na2CO3 + KOH = Na(OH) + K2CO3 =>
Na2CO3 + 2 KOH = 2 Na(OH) + K2CO3
P + H2O + I2 = HI + H3PO4 =>
2 P + 8 H2O + 5 I2 = 10 HI + 2 H3PO4
Al + CI2 = Al(CI2)3 =>
Al + 3 CI2 = Al(CI2)3
Zn + (HNO3) = Zn(NO3) + H2 =>
2 Zn + 2(HNO3) = 2 Zn(NO3) + H2
Pb(s) + Cu(NO3)2(aq) = Pb(NO3)2(aq) + Cu(s) =>
Pb(s) + Cu(NO3)2(aq) = Pb(NO3)2(aq) + Cu(s)
Na3HPO4 + CuSO4 = Cu3(HPO4)2 + Na2SO4 =>
2 Na3HPO4 + 3 CuSO4 = Cu3(HPO4)2 + 3 Na2SO4
NO3{-} + C5H9O2{-} = NO2{-} + HCO3{-} + H{+} =>
13 NO3{-} + C5H9O2{-} = 13 NO2{-} + 5 HCO3{-} + 4 H{+}
O + F = OF =>
O + F = OF
Cu(S) + H2SO4(aq) = CuSO4(aq) + SO2(g) + H2O(l) =>
Cu(S) + 4 H2SO4(aq) = CuSO4(aq) + 4 SO2(g) + 4 H2O(l)
Na + H2O + SO2 = Na2SO4 + H2 =>
2 Na + 2 H2O + SO2 = Na2SO4 + 2 H2
CaCl2 + KMnO4 + MnCl2 + NaOH = CaMnO3 + KCl + H2O + NaCl =>
5 CaCl2 + 2 KMnO4 + 3 MnCl2 + 14 NaOH = 5 CaMnO3 + 2 KCl + 7 H2O + 14 NaCl
Zn + Pb(HSO4)2 = Zn(HSO4)2 + Pb =>
Zn + Pb(HSO4)2 = Zn(HSO4)2 + Pb
Na3PO4H2O = Na2HPO4NaOH =>
Na3PO4H2O = Na2HPO4NaOH
CuSO4*5H2O + NH = CuSO4*4NH + H2O =>
CuSO4*5H2O + 4 NH = CuSO4*4NH + 5 H2O
Ca + H3PO4 = H3Ca + PO4Ca =>
2 Ca + H3PO4 = H3Ca + PO4Ca
Al + Ca = Al2Ca3 =>
2 Al + 3 Ca = Al2Ca3
HCl + Co2 = Co2HCl =>
HCl + Co2 = Co2HCl
NaCl + Hg = Na + HgCl =>
NaCl + Hg = Na + HgCl
NH4F + LiClO3 = NH4ClO3 + LiF =>
NH4F + LiClO3 = NH4ClO3 + LiF
Fe2(SO4)3 + BaCl2 = Fe2Cl6 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = Fe2Cl6 + 3 BaSO4
Al100 + Cl2 = AlCl3 =>
Al100 + 150 Cl2 = 100 AlCl3
(NH4)2SO4(aq) + KOH(aq) = K2SO4(aq) + NH3(g) + H2O(l) =>
(NH4)2SO4(aq) + 2 KOH(aq) = K2SO4(aq) + 2 NH3(g) + 2 H2O(l)
Al2(SO3)3 + Mg(OH)2 = Al(OH)3 + MgSO3 =>
Al2(SO3)3 + 3 Mg(OH)2 = 2 Al(OH)3 + 3 MgSO3
Fe(s) + CuSO4(l) = Fe2(SO4)3(l) + Cu(s) =>
2 Fe(s) + 3 CuSO4(l) = Fe2(SO4)3(l) + 3 Cu(s)
H + Si = H4Si =>
4 H + Si = H4Si
NaBr + AgNO3 = AgBr + NaNO3 =>
NaBr + AgNO3 = AgBr + NaNO3
CH3CH2CHOHCH3 + MnO4{-} + H{+} = CH3CH2COCH3 + Mn2{+} + H2O =>
13 CH3CH2CHOHCH3 + 4 MnO4{-} + 6 H{+} = 13 CH3CH2COCH3 + 2 Mn2{+} + 16 H2O
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
N2O5 + Li2O = Li3NO4 =>
N2O5 + 3 Li2O = 2 Li3NO4
Si + Br = SiBr4 =>
Si + 4 Br = SiBr4
Pb(CN)2 + C13H12N4S = Pb(C13H11N4S)2 + HCN =>
Pb(CN)2 + 2 C13H12N4S = Pb(C13H11N4S)2 + 2 HCN
H2SO4 + KI + H2O2 = I2 + K2SO4 + H2O =>
H2SO4 + 2 KI + H2O2 = I2 + K2SO4 + 2 H2O
(NH4)2S + Cr(ClO3)3 = NH4ClO3 + Cr2S3 =>
3(NH4)2S + 2 Cr(ClO3)3 = 6 NH4ClO3 + Cr2S3
BiNO3 + CaI2 = BiI + Ca(NO3)2 =>
2 BiNO3 + CaI2 = 2 BiI + Ca(NO3)2
CH3CHOHCH3 + Cr2O7{2-} + H{+} = CH3COCH3 + Cr{3+} + H2O =>
3 CH3CHOHCH3 + Cr2O7{2-} + 8 H{+} = 3 CH3COCH3 + 2 Cr{3+} + 7 H2O
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Équations équilibrées sur11/23/24
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