| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 K(s) + B2O3 = 3 K2O(s) + 2 B(s)
P + Be = P2Be3 =>
2 P + 3 Be = P2Be3
MgO + H2O = MgH2 + O2 =>
MgO + H2O = MgH2 + O2
I2 + BaS = BaI2 + S =>
I2 + BaS = BaI2 + S
N2O5 + H2SO4 = H2O + N2(SO4)5 =>
N2O5 + 5 H2SO4 = 5 H2O + N2(SO4)5
KMnO4 + Fe(OH)3 = KOH + Fe(MnO4)3 =>
3 KMnO4 + Fe(OH)3 = 3 KOH + Fe(MnO4)3
MnSO4 + NaHCO3 = MnCO3 + Na2SO4 + H2O + CO2 =>
MnSO4 + 2 NaHCO3 = MnCO3 + Na2SO4 + H2O + CO2
Na + Br2O = NaBr + O2 =>
4 Na + 2 Br2O = 4 NaBr + O2
C2H6(g) + O2(g) = CO2(g) + H2O(l) =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O(l)
CaCo3 + Na = Ca + Na2Co3 =>
CaCo3 + 2 Na = Ca + Na2Co3
H2SO3 + NaOH = Na2SO3 + H2 + OH =>
H2SO3 + 2 NaOH = Na2SO3 + H2 + 2 OH
N2H4 + O = H2O + N =>
N2H4 + 2 O = 2 H2O + 2 N
NH4Cl + C4H6Hg2O4 = C2H7NO2 + Hg2Cl2 =>
2 NH4Cl + C4H6Hg2O4 = 2 C2H7NO2 + Hg2Cl2
CaC2 + H2O + CO3 = Ca(OH)2 + CH2CHCOH =>
10 CaC2 + 24 H2O + CO3 = 10 Ca(OH)2 + 7 CH2CHCOH
FeSO4 + ZnS = FeS + ZnSO4 =>
FeSO4 + ZnS = FeS + ZnSO4
As2S3 + NaOH = NaAsO2 + Na2S + H2O =>
As2S3 + 8 NaOH = 2 NaAsO2 + 3 Na2S + 4 H2O
BaCrO4 + HNO3 = Cr2O7 + H2O + Ba + NO3 =>
2 BaCrO4 + 2 HNO3 = Cr2O7 + H2O + 2 Ba + 2 NO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Ca3(PO4)2 + H2SO4 = CaSO4 + H3(PO4) =>
Ca3(PO4)2 + 3 H2SO4 = 3 CaSO4 + 2 H3(PO4)
C1H3OH + O2 = CO2 + H2O =>
2 C1H3OH + 3 O2 = 2 CO2 + 4 H2O
Pb + Ba(NO3)2 = Ba + PbNO3 =>
2 Pb + Ba(NO3)2 = Ba + 2 PbNO3
NO + H2 = N2O + H2O =>
2 NO + H2 = N2O + H2O
Fe + Ag2(C2H3O2) = Fe(C2H3O2) + Ag =>
Fe + Ag2(C2H3O2) = Fe(C2H3O2) + 2 Ag
NaOCl + Na2SO3 = Na2SO4 + NaCl =>
NaOCl + Na2SO3 = Na2SO4 + NaCl
NaOH + NH3Cl = N2H4 + NaCl + H2O =>
2 NaOH + 2 NH3Cl = N2H4 + 2 NaCl + 2 H2O
KI + Bi(NO3)3 = K[BiI4] + KNO3 =>
4 KI + Bi(NO3)3 = K[BiI4] + 3 KNO3
K2Co3 + FeCl2 = K2Cl + Fe(Co3)2 =>
2 K2Co3 + FeCl2 = 2 K2Cl + Fe(Co3)2
FeSO4 + HBrO + H2SO4 = Fe(SO4)2 + FeBr3 + H2O =>
7 FeSO4 + 6 HBrO + 3 H2SO4 = 5 Fe(SO4)2 + 2 FeBr3 + 6 H2O
Sr2 + CoBr = SrBr + Co =>
Sr2 + 2 CoBr = 2 SrBr + 2 Co
NaBr(aq) + NH4NO3(aq) = NH4Br(aq) + NaNO3(l) =>
NaBr(aq) + NH4NO3(aq) = NH4Br(aq) + NaNO3(l)
Co(NO3)2 + H2S = Co + (NO3)H2S =>
Co(NO3)2 + 2 H2S = Co + 2(NO3)H2S
Cr(OH)4{-} + IO3{-} + OH{-} = CrO4{-2} + I2 + H2O =>
10 Cr(OH)4{-} + 6 IO3{-} + 4 OH{-} = 10 CrO4{-2} + 3 I2 + 22 H2O
NaOH + Ca(OH)2 + C + ClO2 = NaClO2 + CaCO3 + H2 =>
2 NaOH + 2 Ca(OH)2 + 2 C + 2 ClO2 = 2 NaClO2 + 2 CaCO3 + 3 H2
FeSO4 + ZnS = FeS + ZnSO4 =>
FeSO4 + ZnS = FeS + ZnSO4
Al + Fe{+3} = Al{3+} + Fe =>
Al + Fe{+3} = Al{3+} + Fe
NaHSO4 + MgO = MgSO4 + H2O + Na2SO4 =>
2 NaHSO4 + MgO = MgSO4 + H2O + Na2SO4
MnO2 + HBr = MnO + Br2 + H2O =>
MnO2 + 2 HBr = MnO + Br2 + H2O
Rb2CO3 + HNO3 = RbNO3 + H2CO3 =>
Rb2CO3 + 2 HNO3 = 2 RbNO3 + H2CO3
Mn{4+} + Cr{3+} = Mn{2+} + Cr{6+} =>
3 Mn{4+} + 2 Cr{3+} = 3 Mn{2+} + 2 Cr{6+}
Cr(OH)3 = Cr2O3 + H2O =>
2 Cr(OH)3 = Cr2O3 + 3 H2O
H2O + Zn = ZnO + H2 =>
H2O + Zn = ZnO + H2
SrCl2 + (NH4)2SO4 = SrSO4 + (NH4)2Cl2 =>
SrCl2 + (NH4)2SO4 = SrSO4 + (NH4)2Cl2
CH3CH2OH = C4H6 + H2 + H2O =>
2 CH3CH2OH = C4H6 + H2 + 2 H2O
X(s) + Z(NO3)4(aq) = XNO3(aq) + Z(s) =>
4 X(s) + Z(NO3)4(aq) = 4 XNO3(aq) + Z(s)
K2Cr2O7 + HBr = KBr + CrBr3 + Br2 + H2O =>
K2Cr2O7 + 14 HBr = 2 KBr + 2 CrBr3 + 3 Br2 + 7 H2O
X(s) + Z(NO3)4(aq) = XNO3(aq) + Z(s) =>
4 X(s) + Z(NO3)4(aq) = 4 XNO3(aq) + Z(s)
Li2SO4 + Ca2S = Ca2SO4 + Li2S =>
Li2SO4 + Ca2S = Ca2SO4 + Li2S
H2Cl + Na(OH)2 = H2O + NaCl =>
H2Cl + Na(OH)2 = 2 H2O + NaCl
OC4H8O2 + O2 = CO2 + H2O =>
2 OC4H8O2 + 9 O2 = 8 CO2 + 8 H2O
H2O + Ba = Ba(OH)2 + H3O =>
4 H2O + Ba = Ba(OH)2 + 2 H3O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur06/02/25
Équations équilibrées sur07/02/24
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