| Équations équilibrées la veille | Équations équilibrées le lendemain |
(NH4)2[Co(NCS)4(H2O)2] + 4 NH4F = (NH4)2[CoF4] + 4 NH4NCS + 2 H2O
HIO3 + HCl + FeCl2 = FeCl3 + I2 + H2O =>
2 HIO3 + 10 HCl + 10 FeCl2 = 10 FeCl3 + I2 + 6 H2O
Cr(OH)2(aq) + HI(aq) = CrI2(aq) + H2O(l) =>
Cr(OH)2(aq) + 2 HI(aq) = CrI2(aq) + 2 H2O(l)
Br2 + MgF2 = MgBr2 + F =>
Br2 + MgF2 = MgBr2 + 2 F
S(s) + O2(g) + NaOH(aq) = Na2SO4(aq) + H2O(l)(unbalanced) =>
2 S(s) + 3 O2(g) + 4 NaOH(aq) = 2 Na2SO4(aq) + 2 H2O(l)(unbalanced)
H2 + Fe3O4 = FeO + H2O =>
H2 + Fe3O4 = 3 FeO + H2O
(CH3)2CHCHO + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
(CH3)2CHCHO + 6 KMnO4 + 8 KOH = 2 CH3COOK + 6 K2MnO4 + 5 H2O
Na3Po4 + CoBr2 = Na3Br2 + CoPo4 =>
Na3Po4 + CoBr2 = Na3Br2 + CoPo4
AlBr3 + KMnO4 + H2SO4 = Al2(SO4)3 + K2SO4 + MnSO4 + Br2 + H2O =>
10 AlBr3 + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 15 Br2 + 24 H2O
H2SeO2 + Pb(OH)2 = PbSeO2 + H2O =>
H2SeO2 + Pb(OH)2 = PbSeO2 + 2 H2O
(NH4)3PO4(aq) + Na2SO4(aq) = Na3PO4(s) + (NH4)2SO4(aq) =>
2(NH4)3PO4(aq) + 3 Na2SO4(aq) = 2 Na3PO4(s) + 3(NH4)2SO4(aq)
Fe(s) + HCI = FeCI + H2(g) =>
2 Fe(s) + 2 HCI = 2 FeCI + H2(g)
C12H26 + OH = CO2 + H2O =>
C12H26 + 74 OH = 12 CO2 + 50 H2O
(CH3COO)2Pb + K2CrO4 = PbCrO4 + KCH3COO =>
(CH3COO)2Pb + K2CrO4 = PbCrO4 + 2 KCH3COO
KMnO4 + KI + HCl = KCl + MnCl2 + H2O + I2 =>
2 KMnO4 + 10 KI + 16 HCl = 12 KCl + 2 MnCl2 + 8 H2O + 5 I2
CH3COOH + K2CO3 = CH3COOK + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 CH3COOK + CO2 + H2O
SIO2 + KOH = K2SIO3 + H2O =>
SIO2 + 2 KOH = K2SIO3 + H2O
MgS + HNO3 = Mg(NO3)2 + H2S =>
MgS + 2 HNO3 = Mg(NO3)2 + H2S
Pb + KOH + H2O = K2[Pb(OH)4] + H2 =>
Pb + 2 KOH + 2 H2O = K2[Pb(OH)4] + H2
HJ + KMnO4 + H2SO4 = J2 + K2SO4 + MnSO4 + H2O =>
10 HJ + 2 KMnO4 + 3 H2SO4 = 5 J2 + K2SO4 + 2 MnSO4 + 8 H2O
H2 + Fe3O4 = FeO + H2O =>
H2 + Fe3O4 = 3 FeO + H2O
Fe(OH)3 + P2O5 = Fe(PO3)3 + H2O =>
2 Fe(OH)3 + 3 P2O5 = 2 Fe(PO3)3 + 3 H2O
Ca(ClO)2 + HCl = CaCl + H2O + Cl =>
Ca(ClO)2 + 4 HCl = CaCl + 2 H2O + 5 Cl
P4S3 + HNO3 = H3PO4 + NO2 + SO2 + H2O =>
P4S3 + 32 HNO3 = 4 H3PO4 + 32 NO2 + 3 SO2 + 10 H2O
Cl2 + Ca(OH)2 = CaCl2 + CaClO2 + H2O =>
3 Cl2 + 4 Ca(OH)2 = 2 CaCl2 + 2 CaClO2 + 4 H2O
Sr(NO3)2 + Na2S = Sr2S2 + Na(NO3) =>
2 Sr(NO3)2 + 2 Na2S = Sr2S2 + 4 Na(NO3)
HNO3 + H2 = H2N2O2 + H2O =>
2 HNO3 + 4 H2 = H2N2O2 + 4 H2O
C2H5OH + O2 = CH3COH + H2O =>
2 C2H5OH + O2 = 2 CH3COH + 2 H2O
MgSiO3 + KCl = K2SiO3 + MgCl2 =>
MgSiO3 + 2 KCl = K2SiO3 + MgCl2
FeV2O4 + O2 + NaOH = NaFeO2 + H2O + NaVO3 =>
4 FeV2O4 + 5 O2 + 12 NaOH = 4 NaFeO2 + 6 H2O + 8 NaVO3
S8 + O2 + H2O = H2SO4 =>
S8 + 12 O2 + 8 H2O = 8 H2SO4
Sn + HNO3 = Sn(NO3)2 + NH5O + H2O =>
4 Sn + 9 HNO3 = 4 Sn(NO3)2 + NH5O + 2 H2O
Al + HNO3 = Al2O3 + H2O + NO2 =>
2 Al + 6 HNO3 = Al2O3 + 3 H2O + 6 NO2
H6Cl6O2Pt = HCl + PtO2 =>
H6Cl6O2Pt = 6 HCl + PtO2
(NH4)2(SO4) + KOH = K2(SO4) + NH3 + H2O =>
(NH4)2(SO4) + 2 KOH = K2(SO4) + 2 NH3 + 2 H2O
CuSO4(aq) + NH3(g) = Cu(NH3)4SO4(aq) =>
CuSO4(aq) + 4 NH3(g) = Cu(NH3)4SO4(aq)
H2SeO4 + I{-} + H3O{+} = Se + I3{-} + H2O =>
H2SeO4 + 9 I{-} + 6 H3O{+} = Se + 3 I3{-} + 10 H2O
Be(OH)2(BeCO3)2 + H2O = Be(OH)2 + CO2 =>
Be(OH)2(BeCO3)2 + 2 H2O = 3 Be(OH)2 + 2 CO2
C6H5COOHOH + HNO3 = C6H2(NO2)3OH + CO2 + H2O =>
28 C6H5COOHOH + 87 HNO3 = 29 C6H2(NO2)3OH + 22 CO2 + 98 H2O
(NH4)2PtCl6(s) = Pt(s) + Cl2(g) + NH3(g) + HCl(g) =>
(NH4)2PtCl6(s) = Pt(s) + 2 Cl2(g) + 2 NH3(g) + 2 HCl(g)
Fe(s) + HCl(aq) = H + FeCl3 =>
Fe(s) + 3 HCl(aq) = 3 H + FeCl3
(NH4)2SO4(H2O)6 + NaOH = NH3 + Na2SO4 + H2O =>
(NH4)2SO4(H2O)6 + 2 NaOH = 2 NH3 + Na2SO4 + 8 H2O
NaSiO3 + Ca(NO3)2 = NaNO3 + Ca(SiO3)2 =>
2 NaSiO3 + Ca(NO3)2 = 2 NaNO3 + Ca(SiO3)2
Li2O(s) + SO2 = Li2SO3(aq) =>
Li2O(s) + SO2 = Li2SO3(aq)
M + H2O = M{2+} + H2 + OH{-} =>
M + 2 H2O = M{2+} + H2 + 2 OH{-}
(NH4) + SO4 + KOH = NH3 + K2SO4 + H2O =>
2(NH4) + SO4 + 2 KOH = 2 NH3 + K2SO4 + 2 H2O
NH3 + HPO4{2-} = NH4{+} + PO4{3-} =>
NH3 + HPO4{2-} = NH4{+} + PO4{3-}
NaNO3 + BaBr2 = NaBr + Ba(NO3)2 =>
2 NaNO3 + BaBr2 = 2 NaBr + Ba(NO3)2
CH3CH2CH2OH + Na2Cr2O7 + H2SO4 = CH3CH2COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
3 CH3CH2CH2OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 CH3CH2COOH + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
NH3 + Cl2 = NH4Cl + NCl5 =>
4 NH3 + 4 Cl2 = 3 NH4Cl + NCl5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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