| Équations équilibrées la veille | Équations équilibrées le lendemain |
9 E5 = 5 E9
SrCl2 + Hg2(NO3)2 = Sr(NO3)2 + Hg2Cl2 =>
SrCl2 + Hg2(NO3)2 = Sr(NO3)2 + Hg2Cl2
NaOH + Pb(NO3)2 = Na2Pb + NO3OH =>
2 NaOH + Pb(NO3)2 = Na2Pb + 2 NO3OH
Na2SiO3 + HCl = SiO2 + NaCl + H2O =>
Na2SiO3 + 2 HCl = SiO2 + 2 NaCl + H2O
O8P2Sr3 + H2SO4 = SrSO4 + H3PO4 =>
O8P2Sr3 + 3 H2SO4 = 3 SrSO4 + 2 H3PO4
Cu + PH3 = Cu(PH3)4 =>
Cu + 4 PH3 = Cu(PH3)4
Pb(NO3)2 + K2SO4 = PbK2 + SO4(NO3)2 =>
Pb(NO3)2 + K2SO4 = PbK2 + SO4(NO3)2
KOH + MgSO3 = Mg(OH)2 + K2SO3 =>
2 KOH + MgSO3 = Mg(OH)2 + K2SO3
NaOCl + KJ + H2SO4 = J2 + NaCl + K2SO4 + H2O =>
NaOCl + 2 KJ + H2SO4 = J2 + NaCl + K2SO4 + H2O
CrI3 + H2O2 + OH{-} = CrO4{2-} + IO4{-} + H2O =>
2 CrI3 + 27 H2O2 + 10 OH{-} = 2 CrO4{2-} + 6 IO4{-} + 32 H2O
HC2H3O2 + CaCO3 = CO2 + Ca(C2H3O2)2 + H2O =>
2 HC2H3O2 + CaCO3 = CO2 + Ca(C2H3O2)2 + H2O
NH3 + H3PO4 = NH4PO3 + H2O =>
NH3 + H3PO4 = NH4PO3 + H2O
K2Cr2O7 + FeSO4 + H2SO4 = Fe2S3O12 + CrSO4 + K2SO4 + H2O =>
K2Cr2O7 + 8 FeSO4 + 7 H2SO4 = 4 Fe2S3O12 + 2 CrSO4 + K2SO4 + 7 H2O
(NH2)2CO = NH2CONHCONH2 + NH3 =>
2(NH2)2CO = NH2CONHCONH2 + NH3
C4H2O3 + NaOH = C4H2O4Na2 + H2O =>
C4H2O3 + 2 NaOH = C4H2O4Na2 + H2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O(l) =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O(l)
Cu + H2O2 = CuO + H2O =>
Cu + H2O2 = CuO + H2O
(NH4)2SO3 + Na2SO4 = (NH4)2SO4 + Na2SO3 =>
(NH4)2SO3 + Na2SO4 = (NH4)2SO4 + Na2SO3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
NaClO + Na2S2O3 + NaOH = Na2SO4 + NaCl + H2O =>
4 NaClO + Na2S2O3 + 2 NaOH = 2 Na2SO4 + 4 NaCl + H2O
C2H5OH + K = C2H5OK + H2 =>
2 C2H5OH + 2 K = 2 C2H5OK + H2
WIBr2 = WBr2 + I =>
WIBr2 = WBr2 + I
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
HNO2 + CH3CH2CH2NH2 = CH3CH2CH2OH + N2 + H =>
2 HNO2 + 4 CH3CH2CH2NH2 = 4 CH3CH2CH2OH + 3 N2 + 6 H
NO3{-} + H{+} + e = NH4{+} + H2O =>
NO3{-} + 10 H{+} + 8e = NH4{+} + 3 H2O
NaOH + C3H6O3 = C3H3O2Na + H2O =>
NaOH + C3H6O3 = C3H3O2Na + 2 H2O
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
H2S + K2CrO7 + HCl = CrCl3 + S8 + KCl + H2O =>
72 H2S + 16 K2CrO7 + 80 HCl = 16 CrCl3 + 9 S8 + 32 KCl + 112 H2O
Cr2O3 = Cr + O2 =>
2 Cr2O3 = 4 Cr + 3 O2
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
C8H8O + H2O = C6H5CHO + CH3CHO =>
3 C8H8O + 4 H2O = 2 C6H5CHO + 5 CH3CHO
KOH + Cu(II)NO3 = Cu(II)OH + KNO3 =>
KOH + Cu(II)NO3 = Cu(II)OH + KNO3
Mg(OH)2 + HMnO4 = MgO2 + Mn(OH)3 + H2O =>
2 Mg(OH)2 + HMnO4 = 2 MgO2 + Mn(OH)3 + H2O
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
H2(SO4) + CuO = Cu(SO4) + H2O =>
H2(SO4) + CuO = Cu(SO4) + H2O
As2S3 + NHO3 + H2O = H2SO4 + H3As4 + NO =>
2 As2S3 + 11 NHO3 + 2 H2O = 6 H2SO4 + H3As4 + 11 NO
(CH3COO)2 + Zn2(H2O) + NaOH = ZnOH + (CH3COO)Na2(H2O) =>
(CH3COO)2 + 2 Zn2(H2O) + 4 NaOH = 4 ZnOH + 2(CH3COO)Na2(H2O)
CHF3 + H2O + N2 = N2F3 + CO2 + H2 =>
2 CHF3 + 4 H2O + 2 N2 = 2 N2F3 + 2 CO2 + 5 H2
CH3COOH + CuO = Cu(CH3COO)2 + H2O =>
2 CH3COOH + CuO = Cu(CH3COO)2 + H2O
Al(s) + OH{-} + H2O = [Al(OH)4{-}] + H2 =>
2 Al(s) + 2 OH{-} + 6 H2O = 2[Al(OH)4{-}] + 3 H2
Na2O + [NH4]2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + [NH4]2SO4 = Na2SO4 + H2O + 2 NH3
MgO2 + SnOH4 = MgOH4 + SnO2 =>
MgO2 + SnOH4 = MgOH4 + SnO2
CaS(s) + HCl(aq) = CaCl2(aq) + H2S(g) =>
CaS(s) + 2 HCl(aq) = CaCl2(aq) + H2S(g)
VOSO4 + KMnO4 + H2O = HVO3 + K2SO4 + MnSO4 + H2SO4 =>
10 VOSO4 + 2 KMnO4 + 12 H2O = 10 HVO3 + K2SO4 + 2 MnSO4 + 7 H2SO4
Nb2VC2F2 = Nb6C5 + V6C5 + NbF5 + Nb =>
30 Nb2VC2F2 = 7 Nb6C5 + 5 V6C5 + 12 NbF5 + 6 Nb
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
PbF2 = Pb2 + F =>
2 PbF2 = Pb2 + 4 F
C6H10O5 = C3H6 + C3H6O2 + CO2 =>
6 C6H10O5 = C3H6 + 9 C3H6O2 + 6 CO2
K2Cr2O7 + KCl + KOH = K2CrO4 + HCl =>
K2Cr2O7 + KCl + KOH = 2 K2CrO4 + HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/25/24
Équations équilibrées sur02/24/23
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