Équations équilibrées la veille | Équations équilibrées le lendemain |
KOH + CH3COONH4 = NH3 + H2O + CH3COOK
Mg(IO3)2 + Cl2 = Cl2Mg + IO3 =>
Mg(IO3)2 + Cl2 = Cl2Mg + 2 IO3
Na(IO3) + NaHSO3 = NaHSO4 + Na2SO4 + H2O + I2 =>
2 Na(IO3) + 5 NaHSO3 = 3 NaHSO4 + 2 Na2SO4 + H2O + I2
PH3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + P4 + H2O =>
20 PH3 + 12 KMnO4 + 18 H2SO4 = 6 K2SO4 + 12 MnSO4 + 5 P4 + 48 H2O
FeSO4 + PbCl2 = FeCl2 + PbSO4 =>
FeSO4 + PbCl2 = FeCl2 + PbSO4
SO2 + H2O = H + HSO3 =>
SO2 + H2O = H + HSO3
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s) =>
Mg(s) + CuSO4(aq) = MgSO4(s) + Cu(s)
C3H803 + HCO3{-} = C4H4O4{2-} + H2O + H2 =>
2 C3H803 + 6 HCO3{-} = 3 C4H4O4{2-} + 6 H2O + 794 H2
CaSO4*H2O = CaO + SO3*H2O =>
CaSO4*H2O = CaO + SO3*H2O
KMnO4 + Ca(C2O4) + H2O = MnO2 + Ca(OH)2 + KOH + CO2 =>
2 KMnO4 + 3 Ca(C2O4) + 4 H2O = 2 MnO2 + 3 Ca(OH)2 + 2 KOH + 6 CO2
Zn[OH]2 + H2S = ZnS + H2O =>
Zn[OH]2 + H2S = ZnS + 2 H2O
MgO + Hg = HgO + Mg =>
MgO + Hg = HgO + Mg
PbO2 + Mn(NO3)2 + HNO3 = Pb(MnO4)2 + Pb(NO3)2 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 4 HNO3 = Pb(MnO4)2 + 4 Pb(NO3)2 + 2 H2O
H(CH3O2) + LiOH = Li(CH3O2) + H2O =>
H(CH3O2) + LiOH = Li(CH3O2) + H2O
C7H8O4 + NaHCO3 = H2O + CO2 + NaCH3COO =>
2 C7H8O4 + 7 NaHCO3 = H2O + 7 CO2 + 7 NaCH3COO
H2 + I2 = HI =>
H2 + I2 = 2 HI
Hf(OH)4 + H2CO2 = Hf2(CO2)4 + H2O =>
2 Hf(OH)4 + 4 H2CO2 = Hf2(CO2)4 + 8 H2O
Ca + KNO3 = Ca(NO3)2 + K =>
Ca + 2 KNO3 = Ca(NO3)2 + 2 K
BaSO4 + Zn(NO3)2 = Ba(NO3)2 + ZnSO4 =>
BaSO4 + Zn(NO3)2 = Ba(NO3)2 + ZnSO4
Na2O(s) + H2O(s) = NaOH(s) =>
Na2O(s) + H2O(s) = 2 NaOH(s)
Mg3Cl2 = Mg + Cl =>
Mg3Cl2 = 3 Mg + 2 Cl
Ni(CO3)2 + Na2CO3 = NiCO3 + NaCO3 =>
Ni(CO3)2 + Na2CO3 = NiCO3 + 2 NaCO3
Pb3 + S8 = Pb2S3 =>
16 Pb3 + 9 S8 = 24 Pb2S3
HCl + H2O = OCl + H =>
HCl + H2O = OCl + 3 H
Cl2 + SrBr2 = Br2 + SrCl2 =>
Cl2 + SrBr2 = Br2 + SrCl2
Na + NaNO3 = Na2O + N4 =>
20 Na + 4 NaNO3 = 12 Na2O + N4
KC4H5O6 + C12H22O11 = KC16H21O14 + H2O =>
KC4H5O6 + C12H22O11 = KC16H21O14 + 3 H2O
K2CrO4 + H2SO4 + NaH2PO3 = Cr2(SO4)3 + NaH2PO4 + K2SO4 + H2O =>
2 K2CrO4 + 5 H2SO4 + 3 NaH2PO3 = Cr2(SO4)3 + 3 NaH2PO4 + 2 K2SO4 + 5 H2O
NO2 = NO + O2 =>
2 NO2 = 2 NO + O2
K + Cl3 = KCl2 =>
3 K + 2 Cl3 = 3 KCl2
Na2(CO3) + CuSO4 = Na2Cu + CO3(SO4) =>
Na2(CO3) + CuSO4 = Na2Cu + CO3(SO4)
CH3CCHOHCH3 + HCl = CH3CCHClCH3 + H2O =>
CH3CCHOHCH3 + HCl = CH3CCHClCH3 + H2O
C3H6 + H2SO4 = H2CO3 + H2O + S2 =>
2 C3H6 + 6 H2SO4 = 6 H2CO3 + 6 H2O + 3 S2
C2H4O2 + Na2CO3 = CH3CO2Na + CO2 + H2O =>
2 C2H4O2 + Na2CO3 = 2 CH3CO2Na + CO2 + H2O
MgOH2O = Mg(O2H2) =>
MgOH2O = Mg(O2H2)
CH3CH2CH2CH2(OH) + KMnO4 + H2SO4 = K2SO4 + Mn(OH)2 + C3H6O + H2O =>
15 CH3CH2CH2CH2(OH) + 8 KMnO4 + 4 H2SO4 = 4 K2SO4 + 8 Mn(OH)2 + 20 C3H6O + 11 H2O
HCl + PbCr2O4 = PbCl2 + H2Cr2O4 =>
2 HCl + PbCr2O4 = PbCl2 + H2Cr2O4
O2 + C2H6O = H2O + CO =>
2 O2 + C2H6O = 3 H2O + 2 CO
NH3 + Cu(NO3)2 = Cu(OH)2 + N2O3 =>
2 NH3 + 3 Cu(NO3)2 = 3 Cu(OH)2 + 4 N2O3
Mg3Cl2 = Mg + Cl =>
Mg3Cl2 = 3 Mg + 2 Cl
CH3COOH + CaF2 = Ca(CH3COO)2 + HF =>
2 CH3COOH + CaF2 = Ca(CH3COO)2 + 2 HF
(NH4)2Cr2O7 + HCl = NH3 + H2O + CrCl6 =>
(NH4)2Cr2O7 + 12 HCl = 2 NH3 + 7 H2O + 2 CrCl6
NaOH + CaCl2 = Na(Cl2) + Ca(OH) =>
NaOH + CaCl2 = Na(Cl2) + Ca(OH)
COH2O + O2 = CO2 + H2O =>
2 COH2O + O2 = 2 CO2 + 2 H2O
KClO(s) = KCl(s) + O2 =>
2 KClO(s) = 2 KCl(s) + O2
Mn2H2 + H2SO4 + PbO2 = H2O + PbSO4 + HMnO =>
Mn2H2 + 2 H2SO4 + 2 PbO2 = 2 H2O + 2 PbSO4 + 2 HMnO
Mg3Cl2 = Mg + Cl =>
Mg3Cl2 = 3 Mg + 2 Cl
Cr2(SO4)3 + H2SO4 = Cr2(SO4)6 + H2O + SO2 =>
Cr2(SO4)3 + 6 H2SO4 = Cr2(SO4)6 + 6 H2O + 3 SO2
Fe(OH)3 + Ca(NO3)2 = Fe(NO3)3 + Ca(OH)2 =>
2 Fe(OH)3 + 3 Ca(NO3)2 = 2 Fe(NO3)3 + 3 Ca(OH)2
KOH(aq) + HNO3 = KNO3(aq) + H2O =>
KOH(aq) + HNO3 = KNO3(aq) + H2O
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