| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 = Na2CO3CO2 + H2O
HOOC(CH2)4COOH + KOH = H2O + KOOC(CH2)4COOK =>
HOOC(CH2)4COOH + 2 KOH = 2 H2O + KOOC(CH2)4COOK
N2H4 + Zn + KOH + H2O = NH3 + K2(Zn(OH)4) =>
N2H4 + Zn + 2 KOH + 2 H2O = 2 NH3 + K2(Zn(OH)4)
Al(No3)3 + KOH = K[Al(OH)4] + KNo3 =>
Al(No3)3 + 4 KOH = K[Al(OH)4] + 3 KNo3
Ca(OH)2 + H2SO4 = CaSO4 + H2O = Ca(OH)2 + H2SO4 =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Ag2S + HNO3 + HCl = S + AgCl + NO2 + H2O =>
Ag2S + 2 HNO3 + 2 HCl = S + 2 AgCl + 2 NO2 + 2 H2O
KI + H5IO6 + H2SO4 = I2 + K2SO4 + H2O =>
14 KI + 2 H5IO6 + 7 H2SO4 = 8 I2 + 7 K2SO4 + 12 H2O
CH4 + NaOH = C(OH)4 + NaH =>
CH4 + 4 NaOH = C(OH)4 + 4 NaH
SeO4 + H2O = H2SeO5 =>
SeO4 + H2O = H2SeO5
Li + H3P = Li3P + H2 =>
6 Li + 2 H3P = 2 Li3P + 3 H2
Zn(NO3)2 = ZnO + NO2 + O =>
Zn(NO3)2 = ZnO + 2 NO2 + O
H2SO4 + Zn = H + ZnSO4 =>
H2SO4 + Zn = 2 H + ZnSO4
Hg + O2 = HgO =>
2 Hg + O2 = 2 HgO
HF + H2O = H3O + F =>
HF + H2O = H3O + F
Co2(CO3)6 + HBr = CO2 + H2O + CoBr6 =>
Co2(CO3)6 + 12 HBr = 6 CO2 + 6 H2O + 2 CoBr6
KMnO4 + H3P + H2SO4 = MnSO4 + H3PO4 + K2SO4 + H2O =>
8 KMnO4 + 5 H3P + 12 H2SO4 = 8 MnSO4 + 5 H3PO4 + 4 K2SO4 + 12 H2O
P6 + O2 = P2O3 =>
2 P6 + 9 O2 = 6 P2O3
Cl2 + NaOH + Cr2S3 = Na2SO4 + Na2CrO4 + NaCl + H2O =>
15 Cl2 + 40 NaOH + Cr2S3 = 3 Na2SO4 + 2 Na2CrO4 + 30 NaCl + 20 H2O
K2O + NO2 = KNO3 + KNO2 =>
K2O + 2 NO2 = KNO3 + KNO2
KMnO4 + Zn + H2SO4 = K2SO4 + ZnSO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Zn + 8 H2SO4 = K2SO4 + 5 ZnSO4 + 2 MnSO4 + 8 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Mg + MgNO3 = Mg2NO3 =>
Mg + MgNO3 = Mg2NO3
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O =>
C4H10O + NaBr + H2SO4 = C4H9Br + NaHSO4 + H2O
Zn + OH{-} = ZnO2{2-} + e + H2O =>
Zn + 4 OH{-} = ZnO2{2-} + 2e + 2 H2O
Ba + MgSO4 = MgBa + SO4 =>
Ba + MgSO4 = MgBa + SO4
C6H12Cl2 + Mg = C6H12 + MgCl2 =>
C6H12Cl2 + Mg = C6H12 + MgCl2
CO + H2 = CH + H2O =>
2 CO + 3 H2 = 2 CH + 2 H2O
BeCl2 + Na2CO3 + H2O = (BeOH)2CO3 + NaCl + NaHCO3 =>
2 BeCl2 + 3 Na2CO3 + 2 H2O = (BeOH)2CO3 + 4 NaCl + 2 NaHCO3
Pb(NO3)2 + Na2(SO4)2 = Na(NO3) + Pb(SO4)2 =>
Pb(NO3)2 + Na2(SO4)2 = 2 Na(NO3) + Pb(SO4)2
Pb(NO3)2(aq) + Na2CO3(aq) = Pb(CO3)(s) + NaNO3 =>
Pb(NO3)2(aq) + Na2CO3(aq) = Pb(CO3)(s) + 2 NaNO3
Fe(SCN)3 + FeCl3 = FeSCN + Cl =>
Fe(SCN)3 + 2 FeCl3 = 3 FeSCN + 6 Cl
Cu(NO2)2 + BeCl2 = Be(NO2)2 + CuCl2 =>
Cu(NO2)2 + BeCl2 = Be(NO2)2 + CuCl2
Sb2S3 + HNO3 = H3SbO4 + SO2 + NO + H2O =>
3 Sb2S3 + 22 HNO3 = 6 H3SbO4 + 9 SO2 + 22 NO + 2 H2O
KBr + ZnO = KO + ZnBr =>
KBr + ZnO = KO + ZnBr
Zn + HCl + SnO2 = ZnCl2 + H2O + Sn =>
2 Zn + 4 HCl + SnO2 = 2 ZnCl2 + 2 H2O + Sn
C2H4Cl2 + KOH = C2H2 + KCl + H2O =>
C2H4Cl2 + 2 KOH = C2H2 + 2 KCl + 2 H2O
Ca(HCO3)2 + H2SO4 = CaSO4 + H2O + CO2 =>
Ca(HCO3)2 + H2SO4 = CaSO4 + 2 H2O + 2 CO2
H2NNH2 = N2 + H2 =>
H2NNH2 = N2 + 2 H2
Hg + O = HgO =>
Hg + O = HgO
ZnSO4 + NH3*H2O = [Zn(NH3)4]SO4 + H2O =>
ZnSO4 + 4 NH3*H2O = [Zn(NH3)4]SO4 + 4 H2O
Ca3(PO4)2 + H2 + SiO2 = Ca3SiO7 + H2O + P =>
Ca3(PO4)2 + 3 H2 + SiO2 = Ca3SiO7 + 3 H2O + 2 P
CH3CH2ONa + CH3Br = CH3CH2Br + NaOCH3 =>
CH3CH2ONa + CH3Br = CH3CH2Br + NaOCH3
KNO3(aq) + BaCl2(aq) = KCl(aq) + Ba(NO3)2 =>
2 KNO3(aq) + BaCl2(aq) = 2 KCl(aq) + Ba(NO3)2
(NH4)2(SO4) = NH3 + H2SO4 =>
(NH4)2(SO4) = 2 NH3 + H2SO4
HC2H3O2 + Cu = CuC2H3O2 + H =>
HC2H3O2 + Cu = CuC2H3O2 + H
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Na2S + Cu(NO3)2 = CuS + Na(NO3) =>
Na2S + Cu(NO3)2 = CuS + 2 Na(NO3)
Bi3 + H2SO4 = H2 + Bi3SO4 =>
Bi3 + H2SO4 = H2 + Bi3SO4
Zn + H2Cr2O7 = ZnCr2O7 + H2 =>
Zn + H2Cr2O7 = ZnCr2O7 + H2
PbCO3 + CH3COOH = Pb(CH3COO) + CO2 + H2O =>
8 PbCO3 + 9 CH3COOH = 8 Pb(CH3COO) + 10 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/20/24
Équations équilibrées sur12/20/23
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