| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba(HS)2 + 6 HNO3 = Ba(NO3)2 + 2 S + 4 NO2 + 4 H2O
CaCo3 + H2SO4 = CaCo3SO4 + H2 =>
CaCo3 + H2SO4 = CaCo3SO4 + H2
K2Cr2O7 + KI + H2O = KCrO2 + KOH + I2 =>
K2Cr2O7 + 6 KI + 3 H2O = 2 KCrO2 + 6 KOH + 3 I2
KOH + H2X = K2X + H2O =>
2 KOH + H2X = K2X + 2 H2O
Bi(NO3)3 + Na2S = Bi2S3 + NaNO3 =>
2 Bi(NO3)3 + 3 Na2S = Bi2S3 + 6 NaNO3
C2H5OH + PCl5 = C3H7Cl + POCl3 + HCl =>
3 C2H5OH + 3 PCl5 = 2 C3H7Cl + 3 POCl3 + 4 HCl
Pb + NH4OH = PbNH3 + H2O =>
Pb + NH4OH = PbNH3 + H2O
Na2S2O8 + HBr = Br2 + H2O + Na2SO4 + SO2 =>
Na2S2O8 + 4 HBr = 2 Br2 + 2 H2O + Na2SO4 + SO2
Bi(NO3)3 + CaI2 = BiI3 + Ca(NO3)2 =>
2 Bi(NO3)3 + 3 CaI2 = 2 BiI3 + 3 Ca(NO3)2
CH3CH3(g) + O2(g) = CO2(g) + HH2O(g) =>
CH3CH3(g) + 3 O2(g) = 2 CO2(g) + 2 HH2O(g)
KI + K2Cr2O7 + NaOH = I2 + KOH + K2CrO4 + NaCrO3 =>
2 KI + 2 K2Cr2O7 + 2 NaOH = I2 + 2 KOH + 2 K2CrO4 + 2 NaCrO3
MgS + N2 = Mg3N2 + S =>
3 MgS + N2 = Mg3N2 + 3 S
ZnS + NaCl + H2O = ZnCl2 + Na + H2S + O2 =>
2 ZnS + 4 NaCl + 2 H2O = 2 ZnCl2 + 4 Na + 2 H2S + O2
Ag + Cu2O = AgCu + O2 =>
4 Ag + 2 Cu2O = 4 AgCu + O2
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
SrCl2 + Na2CO3 = Sr2(CO3)2 + NaCl =>
2 SrCl2 + 2 Na2CO3 = Sr2(CO3)2 + 4 NaCl
SiO2 + Mg = Si + MgO =>
SiO2 + 2 Mg = Si + 2 MgO
C6H5Br + Mg = C6H5MgBr =>
C6H5Br + Mg = C6H5MgBr
Fe(OH)2 + H2SO3 = (FeOH)2SO3 + H2O =>
2 Fe(OH)2 + H2SO3 = (FeOH)2SO3 + 2 H2O
ClO + Br = Cl + BrO3 =>
3 ClO + Br = 3 Cl + BrO3
C8H10CH2S2H2 + H2O2 = CO2 + H2O + H2SO4 =>
C8H10CH2S2H2 + 31 H2O2 = 9 CO2 + 36 H2O + 2 H2SO4
SiO2 + NaOH = H2O + Na2SiO3 =>
SiO2 + 2 NaOH = H2O + Na2SiO3
Na3AsO4 + KI + HCl = AsCl3 + I2 + NaCl + KCl + H2O =>
Na3AsO4 + 2 KI + 8 HCl = AsCl3 + I2 + 3 NaCl + 2 KCl + 4 H2O
LiBr + Co(SO3)2 = LiSO3 + CoBr2 =>
2 LiBr + Co(SO3)2 = 2 LiSO3 + CoBr2
CuCO3*Cu(OH)2 = CuO + H2O(l) + CO2 =>
CuCO3*Cu(OH)2 = 2 CuO + H2O(l) + CO2
C12H26 + O2 = CO2 + H2O =>
2 C12H26 + 37 O2 = 24 CO2 + 26 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
AlP + HCl = AlCl3 + PH3 =>
AlP + 3 HCl = AlCl3 + PH3
K3Al(OH)6 = Al2O3 + KOH + H2O =>
2 K3Al(OH)6 = Al2O3 + 6 KOH + 3 H2O
H2S = S + H2 =>
H2S = S + H2
CuO + Cl2O7 = CuCl2 + O =>
CuO + Cl2O7 = CuCl2 + 8 O
FeCl3 + NH4CNS = [Fe(CNS)Cl2] + NH4Cl =>
FeCl3 + NH4CNS = [Fe(CNS)Cl2] + NH4Cl
N2H4 + H2O = O2 + NH3 =>
2 N2H4 + 2 H2O = O2 + 4 NH3
Co + H2O = CoH2 + O =>
Co + H2O = CoH2 + O
Pb + NHO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 NHO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
C2H5COONa + NaOH = C2H5COOH + Na2O =>
C2H5COONa + NaOH = C2H5COOH + Na2O
K2CO3 + HCl + O2 = CO2 + H2O + KClO3 =>
K2CO3 + 2 HCl + 3 O2 = CO2 + H2O + 2 KClO3
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
FeCl3 + K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + KCl =>
4 FeCl3 + 3 K4[Fe(CN)6] = Fe4[Fe(CN)6]3 + 12 KCl
N2O4 + O2 + H2O = HNO3 =>
2 N2O4 + O2 + 2 H2O = 4 HNO3
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
AgNO3 + Na2SO3 + NaOH = Na2SO4 + Ag + NaNO3 + H2O =>
2 AgNO3 + Na2SO3 + 2 NaOH = Na2SO4 + 2 Ag + 2 NaNO3 + H2O
MgCO3(heat) = Mg + CO3 =>
MgCO3(heat) = Mg + CO3
Nd2O3 + HI = NdI3 + H2O =>
Nd2O3 + 6 HI = 2 NdI3 + 3 H2O
Copper(ii)hydroxide + sulfuricacid = copper(ii)sulfate + water =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
Na + CO2 = Na2CO3 + C =>
4 Na + 3 CO2 = 2 Na2CO3 + C
CaI2 + Pb(NO3)2 = Ca(NO3)2PbI2 =>
CaI2 + Pb(NO3)2 = Ca(NO3)2PbI2
C14H10O2 + NaBH4 = C14H14O2 + NaBH3 =>
C14H10O2 + 4 NaBH4 = C14H14O2 + 4 NaBH3
HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + H2O(l) =>
2 HNO3(aq) + Mg(OH)2(aq) = Mg(NO3)2(aq) + 2 H2O(l)
C6H5BrMg + CO2 = C7H5O2MgBr =>
C6H5BrMg + CO2 = C7H5O2MgBr
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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