| Équations équilibrées la veille |
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
CrO4{2-} + Fe + H2O = Cr(OH)3 + Fe(OH)3 + OH{-} =>
CrO4{2-} + Fe + 4 H2O = Cr(OH)3 + Fe(OH)3 + 2 OH{-}
K + Al(ClO3)3 = Al + K(ClO3)3 =>
K + Al(ClO3)3 = Al + K(ClO3)3
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu =>
Mg + Cu(NO3)2 = Mg(NO3)2 + Cu
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Ba(NO3)2(aq) + (NH4)2C2O4(aq) = Ba(C2O4) + NH4(NO3)(aq) =>
Ba(NO3)2(aq) + (NH4)2C2O4(aq) = Ba(C2O4) + 2 NH4(NO3)(aq)
Cu2O3 + N2 = Cu3N2 + O2 =>
6 Cu2O3 + 4 N2 = 4 Cu3N2 + 9 O2
C4H8O2 + O2 = CO2 + H2O =>
C4H8O2 + 5 O2 = 4 CO2 + 4 H2O
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
CO2 + NaO = NaO2 + CO =>
CO2 + NaO = NaO2 + CO
KI = KKI2 =>
2 KI = KKI2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
K2S2O8 + H2O = KHSO4 + H2O2 =>
K2S2O8 + 2 H2O = 2 KHSO4 + H2O2
Cr2(SO4) + Br2 + NaOH = Na2CrO4 + NaBr + H2SO4 + H2O =>
Cr2(SO4) + 5 Br2 + 14 NaOH = 2 Na2CrO4 + 10 NaBr + H2SO4 + 6 H2O
Na2SiO3 + HF = H2SiF6 + NaF + H2O =>
Na2SiO3 + 8 HF = H2SiF6 + 2 NaF + 3 H2O
Na2SO3 + BaCl2 = SO2 + BaSO4 + Na + Cl =>
2 Na2SO3 + BaCl2 = SO2 + BaSO4 + 4 Na + 2 Cl
CH3CH2CH2CHO + Na2CO3 = CH3CH2CH2CO2Na + CO2 + H2O =>
20 CH3CH2CH2CHO + 11 Na2CO3 = 22 CH3CH2CH2CO2Na + 3 CO2 + 3 H2O
Cr + Fe2{+} = Cr3{+} + Fe =>
3 Cr + Fe2{+} = Cr3{+} + 2 Fe
Al2S4(s) = Al(s) + S8(s) =>
2 Al2S4(s) = 4 Al(s) + S8(s)
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
He + H = He2H4 =>
2 He + 4 H = He2H4
(CaO)3SiO2 + H2O = (CaO)3(SiO2)23H2O + Ca(OH)2 =>
23(CaO)3SiO2 + 67 H2O = (CaO)3(SiO2)23H2O + 66 Ca(OH)2
H + S + O = HSO =>
H + S + O = HSO
Hf + N2 = Hf3N4 =>
3 Hf + 2 N2 = Hf3N4
ZnSO4 + H2S + CH3COONa = ZnS + Na2SO4 + CH3COOH =>
ZnSO4 + H2S + 2 CH3COONa = ZnS + Na2SO4 + 2 CH3COOH
SiH4 + NF3 = SiF4 + NH3 =>
3 SiH4 + 4 NF3 = 3 SiF4 + 4 NH3
H2C2O4 + NaOH = H2O + NaC2O4H =>
H2C2O4 + NaOH = H2O + NaC2O4H
ClO4 + H3O = HClO4 + H2O =>
ClO4 + H3O = HClO4 + H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
K2Cr2O7 + H2SO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 3 H2SO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O
V2(SO4)3 + H2O = H2SO4 + V(OH)3 =>
V2(SO4)3 + 6 H2O = 3 H2SO4 + 2 V(OH)3
PbCO3 = Pb{2+} + CO3{2-} =>
PbCO3 = Pb{2+} + CO3{2-}
Al + Br2 = Al12Br6 =>
12 Al + 3 Br2 = Al12Br6
Pb(NO3)2 + K2(CrO4) = Pb(CrO4) + K(NO3) =>
Pb(NO3)2 + K2(CrO4) = Pb(CrO4) + 2 K(NO3)
Na2[Pb(OH)4] + HNO3 = Pb(NO3)2 + NaOH + H2O =>
Na2[Pb(OH)4] + 2 HNO3 = Pb(NO3)2 + 2 NaOH + 2 H2O
Ba(NO3)2 + CuCl = BaCl2 + CuNO3 =>
Ba(NO3)2 + 2 CuCl = BaCl2 + 2 CuNO3
Al2(SO4)3(aq) + Ca(OH)2(aq) = Al2O3(s) + CaSO4(s) + H2O =>
Al2(SO4)3(aq) + 3 Ca(OH)2(aq) = Al2O3(s) + 3 CaSO4(s) + 3 H2O
SO2 + KMnO4 = O2 + K2SO2 + Mn =>
SO2 + 2 KMnO4 = 4 O2 + K2SO2 + 2 Mn
As2S5 + NHO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S5 + 40 NHO3 + 4 H2O = 15 H2SO4 + 6 H3AsO4 + 40 NO
FeCl{3+} + KOH = Fe(OH){3+} + KCl =>
FeCl{3+} + KOH = Fe(OH){3+} + KCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Mg + AlCl3 = Al + MgCl2 =>
3 Mg + 2 AlCl3 = 2 Al + 3 MgCl2
FeBr2 + KCl = FeCl2 + KBr =>
FeBr2 + 2 KCl = FeCl2 + 2 KBr
Cu(NO3)2(aq) + NaOH = Cu(OH)2 + NaNO3(aq) =>
Cu(NO3)2(aq) + 2 NaOH = Cu(OH)2 + 2 NaNO3(aq)
HNO3 + Al = Al(NO3)3 + H2O + NO2 =>
6 HNO3 + Al = Al(NO3)3 + 3 H2O + 3 NO2
CoCl2 + CaCl2 = CaCo3 + Cl =>
3 CoCl2 + CaCl2 = CaCo3 + 8 Cl
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C7H6O5 + HNO3 = NO + CO2 + H2O =>
C7H6O5 + 8 HNO3 = 8 NO + 7 CO2 + 7 H2O
CrCl3 + K2SO4 = CrSO4 + K2Cl3 =>
CrCl3 + K2SO4 = CrSO4 + K2Cl3
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Équations équilibrées sur01/12/25
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