| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na2S + 4 Ag + 2 H2O + O2 = 4 NaOH + 2 Ag2S
Cl2 + Na(OH) + Cr2S3 = Na2(SO4) + Na2(CrO4) + NaCl + H2O =>
15 Cl2 + 40 Na(OH) + Cr2S3 = 3 Na2(SO4) + 2 Na2(CrO4) + 30 NaCl + 20 H2O
Au + NO3 = Au(NO3)3 =>
Au + 3 NO3 = Au(NO3)3
CH4N2O + H2SO4 + C6H12O6 = C3H4N2S + H2O + CO2 =>
3 CH4N2O + 3 H2SO4 + 2 C6H12O6 = 3 C3H4N2S + 15 H2O + 6 CO2
LiClH3PO4 = LiH2PO4HCl =>
LiClH3PO4 = LiH2PO4HCl
H2SeO4 + HI = Se + I2 + H2O =>
H2SeO4 + 6 HI = Se + 3 I2 + 4 H2O
Ba(CN)2 + H2O = Ba(OH)2 + HCN =>
Ba(CN)2 + 2 H2O = Ba(OH)2 + 2 HCN
C2H3O2{-} + H2O = C2H3O2H + OH{-} =>
C2H3O2{-} + H2O = C2H3O2H + OH{-}
Na3PO4 + H3PO4 = Na2HPO4 =>
2 Na3PO4 + H3PO4 = 3 Na2HPO4
H2(CO3) = H2O + CO2 =>
H2(CO3) = H2O + CO2
F2 + MgI2 = FI + Mg =>
F2 + MgI2 = 2 FI + Mg
KI + SO3 = KIO3 + S =>
KI + SO3 = KIO3 + S
Fe(OH)3 + OH{-} + ClO{-} = FeO4{-} + Cl{-} + H2O =>
Fe(OH)3 + OH{-} + 2 ClO{-} = FeO4{-} + 2 Cl{-} + 2 H2O
PBr3(s) + H2O(l) = HBr(g) + H3PO3(l) =>
PBr3(s) + 3 H2O(l) = 3 HBr(g) + H3PO3(l)
N2O5 + KOH = KNO3 + H2O =>
N2O5 + 2 KOH = 2 KNO3 + H2O
HNO3 + C2H5OH = CO2 + H2O + N2 =>
12 HNO3 + 5 C2H5OH = 10 CO2 + 21 H2O + 6 N2
ZnO + P4O10 = Zn3(PO4)2 =>
6 ZnO + P4O10 = 2 Zn3(PO4)2
K2Cr2O7 + H2SO4 + CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
As2O3 + KMnO4 + KOH = K3AsO4 + K2MnO4 + H2O =>
As2O3 + 4 KMnO4 + 10 KOH = 2 K3AsO4 + 4 K2MnO4 + 5 H2O
BF3 + NH3 = BN + HF =>
BF3 + NH3 = BN + 3 HF
CH3COOCH3 + NaOH = CH3COONa + CH3OH =>
CH3COOCH3 + NaOH = CH3COONa + CH3OH
CH4 + I2 = CH3 + HI =>
2 CH4 + I2 = 2 CH3 + 2 HI
HNO2 + H2O = NO3 + H =>
HNO2 + H2O = NO3 + 3 H
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + NaNO3 =>
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + 2 NaNO3
Na + Sn(Cr2O7)2 = Na2Cr2O7 + Sn =>
4 Na + Sn(Cr2O7)2 = 2 Na2Cr2O7 + Sn
MnSO4 + HNO3 + H2O = HNO2 + MnO2 + H2SO4 =>
MnSO4 + HNO3 + H2O = HNO2 + MnO2 + H2SO4
FeCl3 + Na2SO3 = NaCl + Fe2(SO3)3 =>
2 FeCl3 + 3 Na2SO3 = 6 NaCl + Fe2(SO3)3
HSO + KOH = KSO + H2O =>
HSO + KOH = KSO + H2O
C10H21OH + O2 = CO2 + H2O =>
C10H21OH + 15 O2 = 10 CO2 + 11 H2O
C2H6 + Br = C2Br6 + HBr =>
C2H6 + 12 Br = C2Br6 + 6 HBr
C57H104O6 + C6H10 = C57H110O6 + C6H6 =>
2 C57H104O6 + 3 C6H10 = 2 C57H110O6 + 3 C6H6
CH4 + I2 = CI4 + HI =>
CH4 + 4 I2 = CI4 + 4 HI
(NH4)3PO4(aq) + CrBr3(aq) = NH4Br(aq) + CrPO4(s) =>
(NH4)3PO4(aq) + CrBr3(aq) = 3 NH4Br(aq) + CrPO4(s)
Br + CaI = CaBr + I =>
Br + CaI = CaBr + I
S2O3{2-} + I2 + H2O = I{-} + S2O6{2-} + H{+} =>
S2O3{2-} + 3 I2 + 3 H2O = 6 I{-} + S2O6{2-} + 6 H{+}
P + CuO = Cu(l) + P2O5 =>
2 P + 5 CuO = 5 Cu(l) + P2O5
Ba(ClO4)2 + RbOH = Ba(OH)2 + Rb(ClO4) =>
Ba(ClO4)2 + 2 RbOH = Ba(OH)2 + 2 Rb(ClO4)
MnS + O2 = MnO + SO2 =>
2 MnS + 3 O2 = 2 MnO + 2 SO2
K + Zn2{+} = Zn + K{+} =>
K + Zn2{+} = 2 Zn + K{+}
C8H14O + O2 = CO2 + H2O =>
C8H14O + 11 O2 = 8 CO2 + 7 H2O
H2CO3 + Na(OH) = Na(HCO3) + H2O =>
H2CO3 + Na(OH) = Na(HCO3) + H2O
CH3COOH + Fe3O4 = (CH3COO)2Fe + (CH3COO)3Fe + H2O =>
8 CH3COOH + Fe3O4 = (CH3COO)2Fe + 2(CH3COO)3Fe + 4 H2O
MnO4 + H2S = Mn + S8 + H2O =>
2 MnO4 + 8 H2S = 2 Mn + S8 + 8 H2O
P2S3 + HNO3 = H3PO4 + SO2 + NO + H2O =>
3 P2S3 + 22 HNO3 = 6 H3PO4 + 9 SO2 + 22 NO + 2 H2O
CH3CO2K + (NH4)2SO4 = K2SO4 + C2H7NO2 =>
2 CH3CO2K + (NH4)2SO4 = K2SO4 + 2 C2H7NO2
AgI + NH3 = Ag(NH3) + I =>
AgI + NH3 = Ag(NH3) + I
KMnO4 + Tl3AsO3 + H2SO4 = TlAsO4 + Tl2(SO4)3 + MnSO4 + K2SO4 + H2O =>
8 KMnO4 + 5 Tl3AsO3 + 27 H2SO4 = 5 TlAsO4 + 5 Tl2(SO4)3 + 8 MnSO4 + 4 K2SO4 + 27 H2O
Ag(s) + S8(s) = AgS(s) =>
8 Ag(s) + S8(s) = 8 AgS(s)
HH + OO = HHO =>
2 HH + OO = 2 HHO
KClO3 + S = KCl + SO2 =>
2 KClO3 + 3 S = 2 KCl + 3 SO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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