| Équations équilibrées la veille | Équations équilibrées le lendemain |
W(s) + 5 AgC2H3O2(aq) = W(C2H3O2)5(aq) + 5 Ag(s)
AlCl3 + K2CrO7 + H2SO4 = Cr(SO4)3 + K2SO4 + H2O + Cl2 + Al2(SO4)3 =>
2 AlCl3 + K2CrO7 + 7 H2SO4 = Cr(SO4)3 + K2SO4 + 7 H2O + 3 Cl2 + Al2(SO4)3
CH3COCH2COCH3 + NaOH = CH3COCHCOCH3 + H2O + Na =>
CH3COCH2COCH3 + NaOH = CH3COCHCOCH3 + H2O + Na
Pb(NO3)4(aq) + Na2SO4(aq) = Pb(SO4)2(s) + NaNO3(aq) =>
Pb(NO3)4(aq) + 2 Na2SO4(aq) = Pb(SO4)2(s) + 4 NaNO3(aq)
Na2MoO4*2H2O + NaBH4 + Se = MoSe2 + NaOH + BH3 + H2O =>
Na2MoO4*2H2O + 3 NaBH4 + 2 Se = MoSe2 + 5 NaOH + 3 BH3 + H2O
Ca2O2 + H2O = Ca(OH)2 =>
Ca2O2 + 2 H2O = 2 Ca(OH)2
S + O2 = SO3 =>
2 S + 3 O2 = 2 SO3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Zn + Fe2(C2O4)3 = Fe + ZnC2O4 =>
3 Zn + Fe2(C2O4)3 = 2 Fe + 3 ZnC2O4
Ag{+} + Na2S{-} = AgS + Na =>
Ag{+} + Na2S{-} = AgS + 2 Na
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + NH4NO3 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + 2 NH4NO3
PbS + H2 + SO4 = PbSO4 + H2S =>
PbS + H2 + SO4 = PbSO4 + H2S
H2CO3 + AlCl3 = Al2(CO3)3 + HCl =>
3 H2CO3 + 2 AlCl3 = Al2(CO3)3 + 6 HCl
Hl + H2SO4 = Hl2SO4 + SO2 + H2O =>
2 Hl + 2 H2SO4 = Hl2SO4 + SO2 + 2 H2O
Cu(NH3)4{2+} + S2O4{2-} + OH{-} = SO3{2-} + Cu + NH3 + H2O =>
Cu(NH3)4{2+} + S2O4{2-} + 4 OH{-} = 2 SO3{2-} + Cu + 4 NH3 + 2 H2O
Sn{2+} = Sn{4+} + e =>
Sn{2+} = Sn{4+} + 2e
Mg(s) + S = MgS =>
Mg(s) + S = MgS
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CaCO3 + C6H8O7 = Ca3(C6H5O7)2 + CO2 + H2O =>
3 CaCO3 + 2 C6H8O7 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
Li2CO3 + NH4H2PO4 = Li2PO4 + CO2 + NH4 + H2O =>
Li2CO3 + NH4H2PO4 = Li2PO4 + CO2 + NH4 + H2O
CuO + NH3 = N2O3 + Cu + H2O =>
6 CuO + 2 NH3 = N2O3 + 6 Cu + 3 H2O
Ca(OH)2 + AI2(SO4)3 = Ca(SO4)3 + AI2(OH)2 =>
Ca(OH)2 + AI2(SO4)3 = Ca(SO4)3 + AI2(OH)2
Na2CrO4 + H2O = CrO3 + NaOH =>
Na2CrO4 + H2O = CrO3 + 2 NaOH
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
SO42{-} + H2O = SO32{-} + OH =>
SO42{-} + 10 H2O = SO32{-} + 20 OH
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Au + CN{-} + O2 + H2O = Au(CN)4{-} + OH{-} =>
4 Au + 16 CN{-} + 3 O2 + 6 H2O = 4 Au(CN)4{-} + 12 OH{-}
Fe3(PO4)2 + Ca(MnO4)2 + H3PO4 = Ca3(PO4)2 + FePO4 + Mn3(PO4)2 + H2O =>
10 Fe3(PO4)2 + 3 Ca(MnO4)2 + 16 H3PO4 = Ca3(PO4)2 + 30 FePO4 + 2 Mn3(PO4)2 + 24 H2O
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
Na3P + CaF2 = NaF + Ca3P2 =>
2 Na3P + 3 CaF2 = 6 NaF + Ca3P2
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
((CH3)2O) + O2 = CO2 + H2O =>
((CH3)2O) + 3 O2 = 2 CO2 + 3 H2O
C2H6OH2 + O2 = CO2 + H2O =>
2 C2H6OH2 + 7 O2 = 4 CO2 + 8 H2O
Fe2(CO3)3 + H2SO4 = Fe2(SO4)3 + H2O + CO2 =>
Fe2(CO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2O + 3 CO2
O + ClO2 = Cl2O7 =>
3 O + 2 ClO2 = Cl2O7
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr =>
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2 =>
Mn(NO2)2 + BeCl2 = Be(NO2)2 + MnCl2
CH3OH(l) + PBr3(l) = CH3Br(l) + H3PO3(l) =>
3 CH3OH(l) + PBr3(l) = 3 CH3Br(l) + H3PO3(l)
CH2CH2 + HBr = CH3CH2Br =>
CH2CH2 + HBr = CH3CH2Br
FeCl3 + NH3 = FeN + HCl =>
FeCl3 + NH3 = FeN + 3 HCl
Mg(s) + FeCl3(s) = MgCl2(s) + Fe(s) =>
3 Mg(s) + 2 FeCl3(s) = 3 MgCl2(s) + 2 Fe(s)
Sc + Se = ScSe =>
Sc + Se = ScSe
K + Cl + O2 = KClO3 =>
2 K + 2 Cl + 3 O2 = 2 KClO3
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SiO2(s) + CaO(s) = CaSiO3 =>
SiO2(s) + CaO(s) = CaSiO3
KCl(O)3 = KCl + O2 =>
2 KCl(O)3 = 2 KCl + 3 O2
V + Si = VSi2 =>
V + 2 Si = VSi2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NOCl + KOH + KClO2 = KCl + KNO3 + H2O =>
2 NOCl + 4 KOH + KClO2 = 3 KCl + 2 KNO3 + 2 H2O
C3H5O3{-} + O2 = HCO3{-} + H{+} =>
C3H5O3{-} + 3 O2 = 3 HCO3{-} + 2 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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