| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCl2 + 2 KI = CaI2 + 2 KCl
Mg(OH)2 + H3PO4 = H2O + Mg3(PO4)2 =>
3 Mg(OH)2 + 2 H3PO4 = 6 H2O + Mg3(PO4)2
Fe3 = Fe2 =>
2 Fe3 = 3 Fe2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
MgBr2 + AgNO3 = Mg(NO3)2 + AgBr =>
MgBr2 + 2 AgNO3 = Mg(NO3)2 + 2 AgBr
SnCl2 + NH2OH + HCl = NH4Cl + H2O + SnCl4 =>
SnCl2 + NH2OH + 3 HCl = NH4Cl + H2O + SnCl4
KF + HBr = KBr + HF =>
KF + HBr = KBr + HF
K2CrO4 + HCl = KCl + CrCl3 + Cl2 + H2O =>
2 K2CrO4 + 16 HCl = 4 KCl + 2 CrCl3 + 3 Cl2 + 8 H2O
Zn + (H2SO4) = Zn2(SO4) + H2 =>
2 Zn + (H2SO4) = Zn2(SO4) + H2
NbCl5 + H2O = HNbO3 + HCl =>
NbCl5 + 3 H2O = HNbO3 + 5 HCl
HI + BaCO3 = BaI2 + H2O + CO2 =>
2 HI + BaCO3 = BaI2 + H2O + CO2
Cr2O3 + NaOH + NaClO = Na2CrO4 + NaCl + H2O =>
Cr2O3 + 4 NaOH + 3 NaClO = 2 Na2CrO4 + 3 NaCl + 2 H2O
Ba(NO3)2 + NaCH3COO = NaNO3 + Ba(CH3COO)2 =>
Ba(NO3)2 + 2 NaCH3COO = 2 NaNO3 + Ba(CH3COO)2
Fe2O3 + C2 = CO2 + Fe3 =>
12 Fe2O3 + 9 C2 = 18 CO2 + 8 Fe3
H2SO4 + Cu2O = CuSO4 + Cu + H2O =>
H2SO4 + Cu2O = CuSO4 + Cu + H2O
NaNO2 + H2SO4 = NO + NaNO3 + H2O + Na2SO4 =>
3 NaNO2 + H2SO4 = 2 NO + NaNO3 + H2O + Na2SO4
Ca(HCO3)2 + Na2CO3 = CaCO3 + NaHCO3 =>
Ca(HCO3)2 + Na2CO3 = CaCO3 + 2 NaHCO3
KAl(SO4)2*12H2O + BaCl2 = BaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 BaCl2 = 2 BaSO4 + 12 H2O + KCl + AlCl3
FeSO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 FeSO4 + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + K2SO4 + 8 H2O
NaNO2 + KI + CH3COOH = I2 + NO + CH3COONa + CH3COOK + H2O =>
2 NaNO2 + 2 KI + 4 CH3COOH = I2 + 2 NO + 2 CH3COONa + 2 CH3COOK + 2 H2O
Cr + CrO3{-2} + H2O = Cr(OH)3 + OH{-} =>
Cr + 3 CrO3{-2} + 9 H2O = 4 Cr(OH)3 + 6 OH{-}
KMnO4 + C15H14O = C15H12O + KOH + H2O + MnO2 =>
2 KMnO4 + 3 C15H14O = 3 C15H12O + 2 KOH + 2 H2O + 2 MnO2
C9H9NaO3 + HCl = C9H10O3 + NaCl =>
C9H9NaO3 + HCl = C9H10O3 + NaCl
Ba(OH)2 + Fe(OH)3 = Ba3(Fe(OH)6)2 =>
3 Ba(OH)2 + 2 Fe(OH)3 = Ba3(Fe(OH)6)2
BaCl2 + K(NO3) = KCl2 + Ba(NO3) =>
BaCl2 + K(NO3) = KCl2 + Ba(NO3)
Mg + AlCl3 = MgCl3 + Al =>
Mg + AlCl3 = MgCl3 + Al
Ba(OH)2 + Fe(OH)3 = Ba3(Fe(OH)6)2 =>
3 Ba(OH)2 + 2 Fe(OH)3 = Ba3(Fe(OH)6)2
HC2H3O2 + Cu = CuC2H3O2 + H2 =>
2 HC2H3O2 + 2 Cu = 2 CuC2H3O2 + H2
O2NNO2 + (CH3)HNNH2 = H2O + N2 + CO2 =>
5 O2NNO2 + 4(CH3)HNNH2 = 12 H2O + 9 N2 + 4 CO2
V + O2 = VO2 =>
V + O2 = VO2
Na2S + HgCl2 = HgS + NaCl =>
Na2S + HgCl2 = HgS + 2 NaCl
H2SO4 + BaCl = Ba + SO4 + HCl =>
H2SO4 + 2 BaCl = 2 Ba + SO4 + 2 HCl
HPO3 + Zn(OH)2 = H2O + Zn(PO3)2 =>
2 HPO3 + Zn(OH)2 = 2 H2O + Zn(PO3)2
C10H14 + O2 = CO2 + H2O =>
2 C10H14 + 27 O2 = 20 CO2 + 14 H2O
Ag + CuSO4 = Ag2SO4 + Cu =>
2 Ag + CuSO4 = Ag2SO4 + Cu
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Tl(s) + O2(g) = Tl2O(s) =>
4 Tl(s) + O2(g) = 2 Tl2O(s)
Pb2Cl + Mg = Mg2Cl + Pb2 =>
Pb2Cl + 2 Mg = Mg2Cl + Pb2
H2SO4 + K2MnO4 = K2SO4 + KMnO4 + MnSO4 + H2O =>
4 H2SO4 + 5 K2MnO4 = 3 K2SO4 + 4 KMnO4 + MnSO4 + 4 H2O
Mn(OH2) + O2 = MnO2 + H2O =>
Mn(OH2) + O2 = MnO2 + H2O
PbO2 + Mn(NO3)2 + HNO3 = Pb(NO3)2 + HMnO4 + H2O =>
5 PbO2 + 2 Mn(NO3)2 + 6 HNO3 = 5 Pb(NO3)2 + 2 HMnO4 + 2 H2O
CH2CHCH2CH3 + KMnO4 + H2O = CH3CH2CH2COOH + KOH + MnO2 =>
3 CH2CHCH2CH3 + 4 KMnO4 + 2 H2O = 3 CH3CH2CH2COOH + 4 KOH + 4 MnO2
CH3CH(CH3)CH2CH3 + HNO3 = H2O + CH3CNO2(CH3)CH2CH3 =>
CH3CH(CH3)CH2CH3 + HNO3 = H2O + CH3CNO2(CH3)CH2CH3
Ba(NO3)2 + BaCl2 = Ba(NO3)2BaCl2 =>
Ba(NO3)2 + BaCl2 = Ba(NO3)2BaCl2
Al(OH)3 + NaOH = H2O + NaAlO2 =>
Al(OH)3 + NaOH = 2 H2O + NaAlO2
CuSO4 + H2O = CuH2OSO4 =>
CuSO4 + H2O = CuH2OSO4
FeCl3 + Na2SO3 + H2O = FeCl2 + Na2SO4 + HCl =>
2 FeCl3 + Na2SO3 + H2O = 2 FeCl2 + Na2SO4 + 2 HCl
HC4H10 + O2 = CO2 + H2O =>
4 HC4H10 + 27 O2 = 16 CO2 + 22 H2O
Cu(OH)2 + HCl = CuCl2 + H2O =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/18/24
Équations équilibrées sur04/17/23
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