| Équations équilibrées la veille | Équations équilibrées le lendemain |
2[Cr(OH)4]{-} + 2 OH{-} + 3 H2O2 = 8 H2O + 2 CrO4{2-}
PbS + HNO3 = PbSO3 + NO2 + H2O =>
PbS + 6 HNO3 = PbSO3 + 6 NO2 + 3 H2O
(C3H8O) + O2 = CO2 + H2O =>
2(C3H8O) + 9 O2 = 6 CO2 + 8 H2O
C3H8(g) + O2(g) = H2O(l) + CO2(g) =>
C3H8(g) + 5 O2(g) = 4 H2O(l) + 3 CO2(g)
NaOH + HC8H4O4 = H2O + NaC8H4O4 =>
NaOH + HC8H4O4 = H2O + NaC8H4O4
CH3CH2CH3(g) + O2(g) = CO2 + H2O =>
CH3CH2CH3(g) + 5 O2(g) = 3 CO2 + 4 H2O
Be + HNO3 = Be(NO3)2 + NH4 + H2O =>
9 Be + 20 HNO3 = 9 Be(NO3)2 + 2 NH4 + 6 H2O
Al(OH)3 + CaO = Ca(OH)2 + Al2O3 =>
2 Al(OH)3 + 3 CaO = 3 Ca(OH)2 + Al2O3
C14H14O = C14H12 + H2O =>
C14H14O = C14H12 + H2O
Ba(OH)2 + NH4SCN = Ba(SCN)2 + H2O + NH3 =>
Ba(OH)2 + 2 NH4SCN = Ba(SCN)2 + 2 H2O + 2 NH3
PB(CH2COO)2 + HCl = PBCl2 + CH2COOH =>
PB(CH2COO)2 + 2 HCl = PBCl2 + 2 CH2COOH
Cr2O2 + C = Cr + CO2 =>
Cr2O2 + C = 2 Cr + CO2
Bi2O3 + NaClO + NaOH = NaBiO4 + NaCl + H2O =>
Bi2O3 + 4 NaClO + 2 NaOH = 2 NaBiO4 + 4 NaCl + H2O
TiO2 + H3PO4 = TiP2O7 + H2O =>
TiO2 + 2 H3PO4 = TiP2O7 + 3 H2O
SO3{-2} + Sn{+2} + H3O{+} = SnS2 + Sn{+4} + H2O =>
2 SO3{-2} + 6 Sn{+2} + 12 H3O{+} = SnS2 + 5 Sn{+4} + 18 H2O
BaCO3 = Ba + CO3 =>
BaCO3 = Ba + CO3
H3PO4 + KOH = OH2 + K3PO4 =>
H3PO4 + 3 KOH = 3 OH2 + K3PO4
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
C4H7NO3 + C7H6O = C11H9NO2 + H2O =>
C4H7NO3 + C7H6O = C11H9NO2 + 2 H2O
Cr2(SO4)3 + H2O + KMnO4 + K2SO4 = K2Cr2O7 + H2SO4 + MnSO4 =>
5 Cr2(SO4)3 + 11 H2O + 6 KMnO4 + 2 K2SO4 = 5 K2Cr2O7 + 11 H2SO4 + 6 MnSO4
SnCl2 + FeCl = SnCl + FeCl2 =>
SnCl2 + FeCl = SnCl + FeCl2
(NH4)2Cr2O7 = N2(g) + Cr2O3(s) + H2O(l) =>
(NH4)2Cr2O7 = N2(g) + Cr2O3(s) + 4 H2O(l)
Al2(SO4)3 = Al + SO4 =>
Al2(SO4)3 = 2 Al + 3 SO4
NaHSO3 + H2SO4 = Na2SO4 + SO2 + H2O =>
2 NaHSO3 + H2SO4 = Na2SO4 + 2 SO2 + 2 H2O
H4SiO4 + Ca(OH)2 = Ca2SiO4 + H2O =>
H4SiO4 + 2 Ca(OH)2 = Ca2SiO4 + 4 H2O
NaOH + CO2 = Na2CO3 + HOH =>
2 NaOH + CO2 = Na2CO3 + HOH
Co(NO3)2 + AlCl3 = CoCl2 + Al(NO3)3 =>
3 Co(NO3)2 + 2 AlCl3 = 3 CoCl2 + 2 Al(NO3)3
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
Ca41Mg36Mn50Fe176Al200Si200O1200 + H2O = Al + Fe + Mn + Ca + Mg + Si(OH)4 + O2 =>
Ca41Mg36Mn50Fe176Al200Si200O1200 + 400 H2O = 200 Al + 176 Fe + 50 Mn + 41 Ca + 36 Mg + 200 Si(OH)4 + 400 O2
ClO{-} + Bi2O3 = Cl{-} + BiO3 =>
3 ClO{-} + Bi2O3 = 3 Cl{-} + 2 BiO3
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
NaBO3 + KI + H2SO4 = H3BO3 + I2 + Na2SO4 + K2SO4 =>
2 NaBO3 + 4 KI + 3 H2SO4 = 2 H3BO3 + 2 I2 + Na2SO4 + 2 K2SO4
Mg + HF = MgF2 + H2 =>
Mg + 2 HF = MgF2 + H2
Na3P + H2O = NaOH + PH3 =>
Na3P + 3 H2O = 3 NaOH + PH3
C10H15NO + HCl = C10H14ClN + H2O =>
C10H15NO + HCl = C10H14ClN + H2O
Pb + Cr + O4 = PbCrO4 =>
Pb + Cr + O4 = PbCrO4
CH3H2OH + O2 = H2O + CH3CO2H =>
2 CH3H2OH + 2 O2 = 4 H2O + CH3CO2H
Cu + ZnSO4 = Zn + CuSO4 =>
Cu + ZnSO4 = Zn + CuSO4
CaSO4 = CaO + SO3 =>
CaSO4 = CaO + SO3
KI + AgF = AgI + KF =>
KI + AgF = AgI + KF
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
Cl2 + NaBr = NaCl + Br =>
Cl2 + 2 NaBr = 2 NaCl + 2 Br
CaO2 + H2O = OHCa2 + OH =>
2 CaO2 + 4 H2O = OHCa2 + 7 OH
PbO4 + H2C2O4 = H2PbO4 + CO2 =>
PbO4 + H2C2O4 = H2PbO4 + 2 CO2
N2H4 + VO3{-} + H{+} = VO{2+} + N2 + H2O =>
N2H4 + 4 VO3{-} + 12 H{+} = 4 VO{2+} + N2 + 8 H2O
CuS + HNO3 = S + Cu(NO3)2 + NO + H2O =>
3 CuS + 8 HNO3 = 3 S + 3 Cu(NO3)2 + 2 NO + 4 H2O
C6H12O6 + CaCO3 + FeSO4*H2O + H2O = C12H22FeO14*2H2O + CaSO4 =>
11 C6H12O6 + 6 CaCO3 + 6 FeSO4*H2O + 6 H2O = 6 C12H22FeO14*2H2O + 6 CaSO4
CH3N + O2 = CO2 + H2O + N2 =>
4 CH3N + 7 O2 = 4 CO2 + 6 H2O + 2 N2
Ca(OH)2 + KHC8H4O4 = H2O + Ca(KC8H4O4)2 =>
Ca(OH)2 + 2 KHC8H4O4 = 2 H2O + Ca(KC8H4O4)2
Mn(CH3COO)2*4H2O + KMnO4 + CH3COOH = Mn3O(CH3COO)7(CH3COOH) + H2O + CH3COOK =>
12 Mn(CH3COO)2*4H2O + 3 KMnO4 + 19 CH3COOH = 5 Mn3O(CH3COO)7(CH3COOH) + 55 H2O + 3 CH3COOK
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/21/24
Équations équilibrées sur04/20/23
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