| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C + 2 H2O = CH4 + CO2
(Mn(H2O)6){3+} = MnO(OH)2 + Mn{2+} + H{+} + H2O =>
2(Mn(H2O)6){3+} = MnO(OH)2 + Mn{2+} + 4 H{+} + 9 H2O
Cr2O7{2-} + NO + H3O{+} = Cr{3+} + NO3{+} + H2O =>
5 Cr2O7{2-} + 6 NO + 46 H3O{+} = 10 Cr{3+} + 6 NO3{+} + 69 H2O
(NH4)2SO4 + NaOH = NH3 + H2O + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH3 + 2 H2O + Na2SO4
Cl2 + Al2Br6 = Br2 + AlCl3 =>
3 Cl2 + Al2Br6 = 3 Br2 + 2 AlCl3
Be + H2 = Be2H =>
4 Be + H2 = 2 Be2H
KH2PO4 + NaOH = H3O + NaKPO4 =>
KH2PO4 + NaOH = H3O + NaKPO4
OC2H6 + O2 = CO2 + H2O =>
OC2H6 + 3 O2 = 2 CO2 + 3 H2O
Cr2O7{2-} + NO + H3O{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{2-} + 2 NO + 6 H3O{+} = 2 Cr{3+} + 2 NO3{-} + 9 H2O
NO2 + CO = CO2 + NO =>
NO2 + CO = CO2 + NO
C2H5NSCl + O2 = CO + H2O + NO2 + SO2 + HCl =>
C2H5NSCl + 4 O2 = 2 CO + 2 H2O + NO2 + SO2 + HCl
Cr2O7{2-} + SO3{2-} + H3O{+} = Cr{3+} + SO4{2-} + H2O =>
Cr2O7{2-} + 3 SO3{2-} + 8 H3O{+} = 2 Cr{3+} + 3 SO4{2-} + 12 H2O
FeCl3 + NH2OH = FeCl2 + N2O + HCl + H2O =>
4 FeCl3 + 2 NH2OH = 4 FeCl2 + N2O + 4 HCl + H2O
Cr(NO3)3 + K2CO3 + H2O = Cr(OH)3 + H2CO3 + KNO3 =>
2 Cr(NO3)3 + 3 K2CO3 + 6 H2O = 2 Cr(OH)3 + 3 H2CO3 + 6 KNO3
H2O2 + NO = NO3{-} + H2O + H{+} =>
3 H2O2 + 2 NO = 2 NO3{-} + 2 H2O + 2 H{+}
Na3(PO4) + Ca(ClO2)2 = Na(ClO2) + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(ClO2)2 = 6 Na(ClO2) + Ca3(PO4)2
HCO3{-} + H2SO4 = H2CO3 + SO4{2-} =>
2 HCO3{-} + H2SO4 = 2 H2CO3 + SO4{2-}
C8H12NCl + SnCl2 = C16H24N2SnCl4 =>
2 C8H12NCl + SnCl2 = C16H24N2SnCl4
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + I2 + H2O =>
Cr2O7{2-} + 6 I{-} + 14 H{+} = 2 Cr{3+} + 3 I2 + 7 H2O
Mn(O2) + HCl = MnCl2 + H2O + Cl =>
Mn(O2) + 4 HCl = MnCl2 + 2 H2O + 2 Cl
C6H5OH + Br2 = C6H2OH(Br) + HBr =>
C6H5OH + 2 Br2 = C6H2OH(Br) + 3 HBr
PH3 + CrO4 = P4 + Cr(OH)4 =>
4 PH3 + 3 CrO4 = P4 + 3 Cr(OH)4
Mn + NiCl2 = MnCl2 + Ni =>
Mn + NiCl2 = MnCl2 + Ni
Pb(N03)2 + K2S = PbS + K2(N03)2 =>
Pb(N03)2 + K2S = PbS + K2(N03)2
KCl + Li3PO4 = K3PO4 + LiCl =>
3 KCl + Li3PO4 = K3PO4 + 3 LiCl
HBr + C5H12O = CH3CH2CBr(CH3)2 + H2O =>
HBr + C5H12O = CH3CH2CBr(CH3)2 + H2O
Co(NO3)2 + H3BO3 + C6H8O7 = CoB4O7 + CO2 + N2 + H2O =>
9 Co(NO3)2 + 36 H3BO3 + 5 C6H8O7 = 9 CoB4O7 + 30 CO2 + 9 N2 + 74 H2O
NaHSO3 + Zn = Na2S2O4 + ZnOH =>
2 NaHSO3 + 2 Zn = Na2S2O4 + 2 ZnOH
C7H6O3 + CH4O = C8H8O3 + H2O =>
C7H6O3 + CH4O = C8H8O3 + H2O
HNO3 + C = H2CO3 + NO2 + H2 =>
6 HNO3 + 2 C = 2 H2CO3 + 6 NO2 + H2
HCOOH + KMnO4 + KOH = CO2 + H2O + K2MnO4 =>
HCOOH + 2 KMnO4 + 2 KOH = CO2 + 2 H2O + 2 K2MnO4
Co(ClO3)2 + AlPO4 = Co3(PO4)2 + Al(ClO3)3 =>
3 Co(ClO3)2 + 2 AlPO4 = Co3(PO4)2 + 2 Al(ClO3)3
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
NaBr + H2SO4 = Na2SO4 + HBr =>
2 NaBr + H2SO4 = Na2SO4 + 2 HBr
CrCl3 + NaOH = NaCl + Cr(OH)3 =>
CrCl3 + 3 NaOH = 3 NaCl + Cr(OH)3
Cu2Cl2 + C2H2 = C2Cu2 + HCl =>
Cu2Cl2 + C2H2 = C2Cu2 + 2 HCl
C2H5OH + HCOOH = CH3COOCH + H2O =>
3 C2H5OH + 6 HCOOH = 4 CH3COOCH + 7 H2O
MnO2 + H2S = MnS + S + H2O =>
MnO2 + 2 H2S = MnS + S + 2 H2O
K4Fe(CN)6 + Pb(NO3)2 = KNO3 + Pb2[Fe(CN)6] =>
K4Fe(CN)6 + 2 Pb(NO3)2 = 4 KNO3 + Pb2[Fe(CN)6]
KOH + I2 = KI + KIO3 + H2 =>
6 KOH + 3 I2 = 4 KI + 2 KIO3 + 3 H2
Na3[AlF6] = NaF + AlF3 =>
Na3[AlF6] = 3 NaF + AlF3
H{+} + IO{-} = HIO =>
H{+} + IO{-} = HIO
CrO4{2-} + HSnO2{-} + H2O = CrO2{-} + HSnO3{-} + OH{-} =>
2 CrO4{2-} + 3 HSnO2{-} + H2O = 2 CrO2{-} + 3 HSnO3{-} + 2 OH{-}
IO2 + H2O = IO3{-} + H{+} + e =>
IO2 + H2O = IO3{-} + 2 H{+} + e
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CrO4{2-} + N2O + H{+} = Cr{3+} + NO + H2O =>
2 CrO4{2-} + 3 N2O + 10 H{+} = 2 Cr{3+} + 6 NO + 5 H2O
Ca2B6O11 + Na2Co3 = CaCo3 + Na2B4O7 + NaBO2 =>
Ca2B6O11 + 2 Na2Co3 = 2 CaCo3 + Na2B4O7 + 2 NaBO2
C17H18F3NO + HCl = C17H18F3NO*HCl =>
C17H18F3NO + HCl = C17H18F3NO*HCl
MnO4 + C = MnO2 + CO2 =>
MnO4 + C = MnO2 + CO2
C3H8 + Cl2 = C3H6 + HCl =>
C3H8 + Cl2 = C3H6 + 2 HCl
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Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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