| Équations équilibrées la veille |
HKOH + OH = KOH + H2O
KCr2O4 + HCl + NaOH = KO + NaCrO + H2O + Cl =>
KCr2O4 + 4 HCl + 2 NaOH = KO + 2 NaCrO + 3 H2O + 4 Cl
CaO + V = V2O5 + Ca =>
5 CaO + 2 V = V2O5 + 5 Ca
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
KCrO2 + PbO2 + KOH = CrO4 + K2PbO2 + H2O =>
2 KCrO2 + 5 PbO2 + 8 KOH = 2 CrO4 + 5 K2PbO2 + 4 H2O
C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2 =>
C6H7NO + C4H6O3 = C8H9NO2 + C2H4O2
Mn(OH)2 + MnO4{-} + OH{-} = MnO4{-2} + H2O =>
Mn(OH)2 + 4 MnO4{-} + 6 OH{-} = 5 MnO4{-2} + 4 H2O
NH4CH3COO + H2O = NH5CH4COO2 =>
NH4CH3COO + H2O = NH5CH4COO2
K2SO4 + Na2CO3 = Na2SO4 + K2CO3 =>
K2SO4 + Na2CO3 = Na2SO4 + K2CO3
Cu3(PO4)2 + Mg = Mg(PO4)3 + Cu =>
3 Cu3(PO4)2 + 2 Mg = 2 Mg(PO4)3 + 9 Cu
Na2(CO3) + Al(SO4) = Na2SO4 + AlCO3 =>
Na2(CO3) + Al(SO4) = Na2SO4 + AlCO3
SrO + CO2 = SrCO3 =>
SrO + CO2 = SrCO3
CO2 = C + O2 =>
CO2 = C + O2
Na(OH) + H2(SO4) = Na2(SO4) + H(OH) =>
2 Na(OH) + H2(SO4) = Na2(SO4) + 2 H(OH)
C2H2O4*2H2O = CO2 + CO + H2O =>
C2H2O4*2H2O = CO2 + CO + 3 H2O
(H2O) + (CO) = H2 + CO2 =>
(H2O) + (CO) = H2 + CO2
P(s) + Ca(s) = Ca3P2(s) =>
2 P(s) + 3 Ca(s) = Ca3P2(s)
SO3 + HCl = H2SO3 + Cl2 =>
SO3 + 2 HCl = H2SO3 + Cl2
ICl3 = I2 + Cl2 =>
2 ICl3 = I2 + 3 Cl2
NH3 + SO2 = NO + S + H2O =>
4 NH3 + 5 SO2 = 4 NO + 5 S + 6 H2O
Zn + HgCl2 = ZnCl2 + Hg =>
Zn + HgCl2 = ZnCl2 + Hg
FeSO4*7H2O + FeCl3*6H2O + NH3*H2O = Fe3O4 + NH4Cl + (NH4)2SO4 + H2O =>
FeSO4*7H2O + 2 FeCl3*6H2O + 8.0000000000001NH3*H2O = Fe3O4 + 6.0000000000001NH4Cl + (NH4)2SO4 + 23 H2O
AgC2H3O2 + NH4I = AgNH4 + IC2H3O2 =>
AgC2H3O2 + NH4I = AgNH4 + IC2H3O2
Na(N3) = Na + N2 =>
2 Na(N3) = 2 Na + 3 N2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Br2(l) + FeI3(aq) = BrFe3 + I =>
Br2(l) + 6 FeI3(aq) = 2 BrFe3 + 18 I
Fe(s) + HCl(ac) = FeCl2(s) + H2 =>
Fe(s) + 2 HCl(ac) = FeCl2(s) + H2
H2O + Cl2O = HCl + O2 =>
H2O + Cl2O = 2 HCl + O2
H3 + NO3 = HNO3 =>
H3 + 3 NO3 = 3 HNO3
P2O5 + MgO = Mg3P2 + O =>
P2O5 + 3 MgO = Mg3P2 + 8 O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Li + CuCl2 = LiCl + Cu =>
2 Li + CuCl2 = 2 LiCl + Cu
Co + H2O = HCo + O =>
2 Co + H2O = 2 HCo + O
SrCl2*H2O = SrCl2 + H2O =>
SrCl2*H2O = SrCl2 + H2O
K + Pb{2+} = K{+} + Pb =>
2 K + Pb{2+} = 2 K{+} + Pb
Na{3}P{+}O4}+K{ + }O{ + }H{ + } = Na{ + }O{ + }+K{3}P{ + }O4} =>
Na{3}P{+}O4}+K{ + }O{ + }H{ + } = Na{ + }O{ + }+K{3}P{ + }O4}
H2S(s) + O2(g) = H2O(g) + SO2(g) =>
2 H2S(s) + 3 O2(g) = 2 H2O(g) + 2 SO2(g)
Ni2SO4 + AlCl3 = NiCl + Al2(SO4)3 =>
3 Ni2SO4 + 2 AlCl3 = 6 NiCl + Al2(SO4)3
Al + H2SO4 = H2 + Al(SO4)3(aq) =>
Al + 3 H2SO4 = 3 H2 + Al(SO4)3(aq)
Lit + Cl2 = LitCl =>
2 Lit + Cl2 = 2 LitCl
Hg(MnO4)2 + Al2(Cr2O7)3 = HgCr2O7 + Al(MnO4)3 =>
3 Hg(MnO4)2 + Al2(Cr2O7)3 = 3 HgCr2O7 + 2 Al(MnO4)3
CuO + H2O = Cu(OH)2 =>
CuO + H2O = Cu(OH)2
CaF2 + Na(NO3) = Ca(NO3)2 + NaF =>
CaF2 + 2 Na(NO3) = Ca(NO3)2 + 2 NaF
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
(g)HCl(aq) = H2(g) + Cl2(g) =>
2(g)HCl(aq) = H2(g) + Cl2(g)
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