| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Sr(NO3)2 + 2 Fe(NO3)3 + 12 NaOH = Sr3Fe2(OH)12 + 12 NaNO3
Li + H2O = Li(HO) + H2 =>
2 Li + 2 H2O = 2 Li(HO) + H2
La(m) + HCl = LaCl2 + H2 =>
La(m) + 2 HCl = LaCl2 + H2
Na3AsO4 + HCl = NaCl + H3AsO4 =>
Na3AsO4 + 3 HCl = 3 NaCl + H3AsO4
FeCl2(aq) + Na2S(aq) = FeS(s) + NaCl(aq) =>
FeCl2(aq) + Na2S(aq) = FeS(s) + 2 NaCl(aq)
Ca(MnO4)2 + K = K(MnO4)2 + Ca =>
Ca(MnO4)2 + K = K(MnO4)2 + Ca
Na + H2SO4 = HSO4 + HNa =>
Na + H2SO4 = HSO4 + HNa
(NH4)2CO3 + KBr = NH4Br + K2CO3 =>
(NH4)2CO3 + 2 KBr = 2 NH4Br + K2CO3
NH4HSO4 + HNO3 = NO + H2SO4 + H2O =>
3 NH4HSO4 + 5 HNO3 = 8 NO + 3 H2SO4 + 7 H2O
B + C + H = B(CH5)2 =>
B + 2 C + 10 H = B(CH5)2
Mg4SiO6 + CO2 = MgCO3 + SiO2 =>
Mg4SiO6 + 4 CO2 = 4 MgCO3 + SiO2
KHCO3(s) + HBr(aq) = H2O + KBr + CO2 =>
KHCO3(s) + HBr(aq) = H2O + KBr + CO2
H2SO4 + XCa(OH)2 = XCaSO4 + H2O =>
H2SO4 + XCa(OH)2 = XCaSO4 + 2 H2O
Cr2O3(s) + Al(NO3)3 = NO3 + Al(Cr2O3)3 =>
3 Cr2O3(s) + Al(NO3)3 = 3 NO3 + Al(Cr2O3)3
NaIO3 + Cu(IO3)2 = CuNa + IO3 =>
NaIO3 + Cu(IO3)2 = CuNa + 3 IO3
C6H12O6 = C2H6O + CO2 =>
C6H12O6 = 2 C2H6O + 2 CO2
MnO4{-} + SO3{2-} + H2O = MnO2 + SO4{2-} + OH{-} =>
2 MnO4{-} + 3 SO3{2-} + H2O = 2 MnO2 + 3 SO4{2-} + 2 OH{-}
Ni(ClO2)3 + W2(CO3)5 = W(ClO2)5 + Ni2(CO3)3 =>
10 Ni(ClO2)3 + 3 W2(CO3)5 = 6 W(ClO2)5 + 5 Ni2(CO3)3
P4 + H2 = HP2 =>
P4 + H2 = 2 HP2
(NH2)2CO + O2 = CO2 + H2O + HNO =>
(NH2)2CO + 2 O2 = CO2 + H2O + 2 HNO
HClO4(aq) + P4O10(s) = H3PO4(aq) + Cl2O7 =>
12 HClO4(aq) + P4O10(s) = 4 H3PO4(aq) + 6 Cl2O7
H2S(g) + O2(g) = SO2 + H2O =>
2 H2S(g) + 3 O2(g) = 2 SO2 + 2 H2O
CrCl3 + PbO2 = CrO3 + PbCl2 =>
2 CrCl3 + 3 PbO2 = 2 CrO3 + 3 PbCl2
K2S + Zn(NO3)2 = ZnS + KNO3 =>
K2S + Zn(NO3)2 = ZnS + 2 KNO3
C2H5N3O6 + O2 = CO2 + N2 + H2O =>
4 C2H5N3O6 + O2 = 8 CO2 + 6 N2 + 10 H2O
HI + MgSO4 = MgI2 + H2SO4 =>
2 HI + MgSO4 = MgI2 + H2SO4
PbO2 + Mn{+2} + H{+} = Pb{+2} + MnO4{-} + H2O =>
5 PbO2 + 2 Mn{+2} + 4 H{+} = 5 Pb{+2} + 2 MnO4{-} + 2 H2O
KCl + Pb(NO3)2 = Pb + KNO3 + Cl =>
2 KCl + Pb(NO3)2 = Pb + 2 KNO3 + 2 Cl
ZnO + HCOOH = H2O + (HCOO)2Zn =>
ZnO + 2 HCOOH = H2O + (HCOO)2Zn
NH4NO3 = N4 + O2 + H8O4 =>
2 NH4NO3 = N4 + O2 + H8O4
C6H15OH + O2 = CO2 + H2O =>
2 C6H15OH + 19 O2 = 12 CO2 + 16 H2O
Li + NaPO3 = Na2O + Li2O + P =>
10 Li + 2 NaPO3 = Na2O + 5 Li2O + 2 P
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
[Sn(OH)3]{-} + OH{-} + Bi(OH)3 = [Sn(OH)6]{2-} + Bi =>
3[Sn(OH)3]{-} + 3 OH{-} + 2 Bi(OH)3 = 3[Sn(OH)6]{2-} + 2 Bi
Ca(OH)2 + P2O5 = (CaOH)3PO4 + H2O =>
6 Ca(OH)2 + P2O5 = 2(CaOH)3PO4 + 3 H2O
I + H2O = HI + OH =>
I + H2O = HI + OH
Cu3(PO4)2 + NH3 = Cu(NH2)2 + H3PO4 =>
Cu3(PO4)2 + 6 NH3 = 3 Cu(NH2)2 + 2 H3PO4
CH3COONa + H3PO4 = Na3PO4 + CH3COOH =>
3 CH3COONa + H3PO4 = Na3PO4 + 3 CH3COOH
(NH4)2MoO5 + H2SO4 = H2MoO4 + (NH4)2SO4 + O2 =>
2(NH4)2MoO5 + 2 H2SO4 = 2 H2MoO4 + 2(NH4)2SO4 + O2
CH3COOH + H2O = CH3OH + H2CO2 =>
CH3COOH + H2O = CH3OH + H2CO2
N2O5(g) + H2O = HNO3(aq) =>
N2O5(g) + H2O = 2 HNO3(aq)
(a)HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2(a)HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
CaO + H2SO4(aq) = CaSO4 + H2O =>
CaO + H2SO4(aq) = CaSO4 + H2O
C2H5OH + C3H7CO2H = C3H7CO2C2H5 + H2O =>
C2H5OH + C3H7CO2H = C3H7CO2C2H5 + H2O
Fe + HNO3 = Fe(NO3)2 + H2O + NO2 =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 H2O + 2 NO2
H2CO3 + Sr(OH)2 = Sr2(CO3)2 + H(OH) =>
2 H2CO3 + 2 Sr(OH)2 = Sr2(CO3)2 + 4 H(OH)
NaH2PO4 = NaPO3 + H2O =>
NaH2PO4 = NaPO3 + H2O
NaBr + CaF2 = NaF + CaBr2 =>
2 NaBr + CaF2 = 2 NaF + CaBr2
Pb(NO3)2 + Na2CO3 = PbCO3(s) + NaNO3(aq) =>
Pb(NO3)2 + Na2CO3 = PbCO3(s) + 2 NaNO3(aq)
C5H12O + O2 = CO2 + H2O =>
2 C5H12O + 15 O2 = 10 CO2 + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/05/23
Équations équilibrées sur01/04/23
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