| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H4Cl2 + 3 O2 = 4 CO + 2 H2O + 4 HCl
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
CuCl2 + CaCO3 = CuCO3 + CaCl2 =>
CuCl2 + CaCO3 = CuCO3 + CaCl2
Pb{2+} + KI = PbI2 + K{+} =>
Pb{2+} + 2 KI = PbI2 + 2 K{+}
Ag2S + NaCN = NaAg(CN)2 + Na2S =>
Ag2S + 4 NaCN = 2 NaAg(CN)2 + Na2S
K2 + O2 = KO2 =>
K2 + 2 O2 = 2 KO2
NHO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 NHO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
MoO3 + C = Mo + CO2 =>
2 MoO3 + 3 C = 2 Mo + 3 CO2
Na2S(aq) + Mg(NO3)2(aq) = NaNO3(aq) + MgS(aq) =>
Na2S(aq) + Mg(NO3)2(aq) = 2 NaNO3(aq) + MgS(aq)
Pb + HCl = PbCl2 + H2 =>
Pb + 2 HCl = PbCl2 + H2
FeO + SiO2 = Fe2SiO4 =>
2 FeO + SiO2 = Fe2SiO4
NaOH + NH4HCO3 = NaHCO3 + NH4OH =>
NaOH + NH4HCO3 = NaHCO3 + NH4OH
CrBr3 + I2 = CrI3 + Br2 =>
2 CrBr3 + 3 I2 = 2 CrI3 + 3 Br2
N2O4 + NaOH = NaNO3 + H2 =>
N2O4 + 2 NaOH = 2 NaNO3 + H2
NH4 + HCl = NH4Cl + H2 =>
2 NH4 + 2 HCl = 2 NH4Cl + H2
CuO(s) + H2SO4 = CuSO4(s) + H2O(l) =>
CuO(s) + H2SO4 = CuSO4(s) + H2O(l)
C6H5OH + H2SO4 = C6H6O4S + H2O =>
C6H5OH + H2SO4 = C6H6O4S + H2O
Co + Si = CoSi =>
Co + Si = CoSi
Na2S(aq) + Mg(NO3)2(aq) = NaNO3(aq) + Mg2S2(s) =>
2 Na2S(aq) + 2 Mg(NO3)2(aq) = 4 NaNO3(aq) + Mg2S2(s)
Li2S + H2O = Li(OH) + H2S =>
Li2S + 2 H2O = 2 Li(OH) + H2S
Fe + S2 = Fe2S3 =>
4 Fe + 3 S2 = 2 Fe2S3
CaSiO3 + HCl = CaCl2 + SiO2 + H2O =>
CaSiO3 + 2 HCl = CaCl2 + SiO2 + H2O
C6H4(OH)COOH + (CH3CO)2O = C6H4(OCOCH3)CO2H =>
11 C6H4(OH)COOH + (CH3CO)2O = 9 C6H4(OCOCH3)CO2H
Zn(s) + H2O(l) = Zn(OH)2(aq) + H2(g) =>
Zn(s) + 2 H2O(l) = Zn(OH)2(aq) + H2(g)
BaO + SO2 = BaSO3 =>
BaO + SO2 = BaSO3
Al + HCl + H2O = Al2(OH)5Cl + H2 =>
2 Al + HCl + 5 H2O = Al2(OH)5Cl + 3 H2
CH3CH2CH2OH + HI = ICH2CH2CH3*H2O =>
CH3CH2CH2OH + HI = ICH2CH2CH3*H2O
Fe(NO3)3 + KOH = KNO3 + Fe + OH =>
Fe(NO3)3 + 3 KOH = 3 KNO3 + Fe + 3 OH
HClO2 + HCl = H2O + Cl =>
HClO2 + 3 HCl = 2 H2O + 4 Cl
CuSO4 + Na2CO3 + H2O = Cu2(OH)2CO3 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = Cu2(OH)2CO3 + 2 Na2SO4 + CO2
K2S + Cr(C2H3O2)3 = Cr2S3 + KC2H3O2 =>
3 K2S + 2 Cr(C2H3O2)3 = Cr2S3 + 6 KC2H3O2
H2CrO4 + H2O = H3O + HCrO4 =>
H2CrO4 + H2O = H3O + HCrO4
SO2 + NaCl + H2O = NaHSO3 + HCl =>
SO2 + NaCl + H2O = NaHSO3 + HCl
CuSO4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + K2SO4 =>
2 CuSO4 + K4[Fe(CN)6] = Cu2Fe(CN)6 + 2 K2SO4
H2SO3 + NaOH = NaHSO3 + H2O =>
H2SO3 + NaOH = NaHSO3 + H2O
CaCO3 + O2 = CaO + CO3 =>
2 CaCO3 + O2 = 2 CaO + 2 CO3
Se8 + F2 = SeF4 =>
Se8 + 16 F2 = 8 SeF4
Au + HCl = AuCl3 + H2 =>
2 Au + 6 HCl = 2 AuCl3 + 3 H2
MnCl2 + NaOH + H2O2 = NaMnO3 + NaCl + H2O =>
2 MnCl2 + 6 NaOH + 3 H2O2 = 2 NaMnO3 + 4 NaCl + 6 H2O
HOCl + H2S = SO4{2-} + H{+} + Cl{-} =>
4 HOCl + H2S = SO4{2-} + 6 H{+} + 4 Cl{-}
C2H3O2Cl + O2 = CO + H2O + HCl =>
2 C2H3O2Cl + O2 = 4 CO + 2 H2O + 2 HCl
HNO3 + FeCl2 + HCl = NO + FeCl3 + H2O =>
HNO3 + 3 FeCl2 + 3 HCl = NO + 3 FeCl3 + 2 H2O
C3H8O3 + HCl = C3H7ClO2 + H2O =>
C3H8O3 + HCl = C3H7ClO2 + H2O
Al + HCl + CuSO4 = Al2(SO4)3 + CuCl2 + H2 =>
2 Al + 6 HCl + 3 CuSO4 = Al2(SO4)3 + 3 CuCl2 + 3 H2
CH3CH2OH + C2H5COOH = CH3COOCH2CH3 + H2O =>
CH3CH2OH + 2 C2H5COOH = 2 CH3COOCH2CH3 + H2O
Na2Cr2O7 + HF = NaF + H2Cr2O7 =>
Na2Cr2O7 + 2 HF = 2 NaF + H2Cr2O7
LiH + H2O = LiOH + H =>
LiH + H2O = LiOH + 2 H
Cu(NO3)2*3H2O + NH4OH = [Cu(NH3)4](NO3)2 + H2O =>
Cu(NO3)2*3H2O + 4 NH4OH = [Cu(NH3)4](NO3)2 + 7 H2O
CaC2 + C2H2 = CaH2 + C2 =>
CaC2 + C2H2 = CaH2 + 2 C2
NaOH + SO4 = Na2SO4 + OH =>
2 NaOH + SO4 = Na2SO4 + 2 OH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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