| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCOOH + 2 Zn = 2 ZnCOOH + H2
HClO3 + Ca(OH)2 = CaCl + O2 + H2O =>
4 HClO3 + 4 Ca(OH)2 = 4 CaCl + 7 O2 + 6 H2O
Cr(CH3COO)2 + NaOH = Cr(OH)2 + NaCH3COO =>
Cr(CH3COO)2 + 2 NaOH = Cr(OH)2 + 2 NaCH3COO
CO2 + H2O2 = C4H6O4 + O2 =>
4 CO2 + 3 H2O2 = C4H6O4 + 5 O2
MgI2 + O2 = Mg + I2O2 =>
MgI2 + O2 = Mg + I2O2
C5H12 + O16 = CO2 + H2O =>
C5H12 + O16 = 5 CO2 + 6 H2O
Al2O3 + Ca3P2 = CaO + AlP =>
Al2O3 + Ca3P2 = 3 CaO + 2 AlP
PbSO4 + NaOH = PbO + H2O + Na2SO4 =>
PbSO4 + 2 NaOH = PbO + H2O + Na2SO4
KOH + CH4 + H2O = K2CO3 + H2 =>
2 KOH + CH4 + H2O = K2CO3 + 4 H2
HCOOH + Ca = HCOOCa + H =>
HCOOH + Ca = HCOOCa + H
CH3C(CH3)(OH)CH3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CH3COCH2CH3 + H2O =>
5 CH3C(CH3)(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 CH3COCH2CH3 + 8 H2O
Au + H2SO4 = Au2(SO4) + H2 =>
2 Au + H2SO4 = Au2(SO4) + H2
Fe3O4 + CH4 = Fe + CO2 + H2O =>
Fe3O4 + CH4 = 3 Fe + CO2 + 2 H2O
MgO + H2Cl = MgCl + H2O =>
MgO + H2Cl = MgCl + H2O
CH3C(CH3)(OH)CH3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + CH3COCH2CH3 + H2O =>
5 CH3C(CH3)(OH)CH3 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 CH3COCH2CH3 + 8 H2O
CaCO3 + NaOH = Ca(OH)2 + Na2CO3 =>
CaCO3 + 2 NaOH = Ca(OH)2 + Na2CO3
(C)5(H)4 + (O)2 = (CO)2 + (H)2(O) =>
2(C)5(H)4 + 7(O)2 = 5(CO)2 + 4(H)2(O)
C4H6Br2 = C4H6 + Br2 =>
C4H6Br2 = C4H6 + Br2
KNS + K2SO4 = KNSO4 + K2S =>
KNS + K2SO4 = KNSO4 + K2S
ZnCl2 + Ca(OH)2 = Zn(OH)2 + CaCl2 =>
ZnCl2 + Ca(OH)2 = Zn(OH)2 + CaCl2
Mg + H2O = Mg(OH)2 + hydrogen =>
Mg + 2 H2O = Mg(OH)2 + H2
KHSO3 + NaNO3 = KH(NO3)2 + Na2SO3 =>
KHSO3 + 2 NaNO3 = KH(NO3)2 + Na2SO3
B + H2SO4 = H3BO4 + SO2 + H2O =>
2 B + 5 H2SO4 = 2 H3BO4 + 5 SO2 + 2 H2O
C5H12O = C5H10 + H2O =>
C5H12O = C5H10 + H2O
Zn + Co + O2 = Zn09Co01O2 =>
9 Zn + Co + O2 = Zn09Co01O2
SnCl2 + Ba(OH)2 = Sn(OH)2 + BaCl2 =>
SnCl2 + Ba(OH)2 = Sn(OH)2 + BaCl2
(NOBr)2 = NO + Br2 =>
(NOBr)2 = 2 NO + Br2
[Cr(H2O)6]{3+} + NH4OH = [Cr(NH3)6]{3+} + H2O =>
[Cr(H2O)6]{3+} + 6 NH4OH = [Cr(NH3)6]{3+} + 12 H2O
BaMnO4 + CO2 = Ba(MnO4)2 + BaCO3 + MnO2 =>
3 BaMnO4 + 2 CO2 = Ba(MnO4)2 + 2 BaCO3 + MnO2
SO3 + OH{-} = SO4{-2} + H2O =>
SO3 + 2 OH{-} = SO4{-2} + H2O
Fe2O3 + H2 = H2O + Fe3O =>
3 Fe2O3 + 7 H2 = 7 H2O + 2 Fe3O
Mn(NO3)2 + H2O = Mn + HNO3 + O2 =>
2 Mn(NO3)2 + 2 H2O = 2 Mn + 4 HNO3 + O2
H2SO4 + H2O2 = H2SO5 + H2O =>
H2SO4 + H2O2 = H2SO5 + H2O
CaO + CO2 = CaOCaCO3 =>
2 CaO + CO2 = CaOCaCO3
H2O2 + KI + CH3COOH = H2O + I2 + KCH3COO =>
H2O2 + 2 KI + 2 CH3COOH = 2 H2O + I2 + 2 KCH3COO
Cu(NO3)2 + CH3COOH = Cu(COOH)2 + CH3NO3 =>
Cu(NO3)2 + 2 CH3COOH = Cu(COOH)2 + 2 CH3NO3
CoCl2 + HCl = CoCl3 + H =>
CoCl2 + HCl = CoCl3 + H
Na + S3 = Na2S =>
6 Na + S3 = 3 Na2S
CaCl2 + Cs3Po4 = CaPo4 + Cs3Cl2 =>
CaCl2 + Cs3Po4 = CaPo4 + Cs3Cl2
CuSO4 + NaNO3 = Cu(NO3) + NaSO4 =>
CuSO4 + NaNO3 = Cu(NO3) + NaSO4
Fe(II) + HCl = Fe(II)Cl2 + H2 =>
Fe(II) + 2 HCl = Fe(II)Cl2 + H2
AlSO4 + BaOH = AlOH + BaSO4 =>
AlSO4 + BaOH = AlOH + BaSO4
Sb2S3 + K2CO3 = Sb + K + C + SO3 =>
Sb2S3 + 3 K2CO3 = 2 Sb + 6 K + 3 C + 3 SO3
HCl + H2O2 = H2O + HOCl =>
HCl + H2O2 = H2O + HOCl
*NaNO2 + Cl2 + NaOH = NaNO3 + NaCl + H2O =>
*NaNO2 + Cl2 + 2 NaOH = NaNO3 + 2 NaCl + H2O
CrO4{2-} + Pb{2+} = PbCrO4 =>
CrO4{2-} + Pb{2+} = PbCrO4
Mg + C2H6O = Mg2H6O + C =>
2 Mg + C2H6O = Mg2H6O + 2 C
N2H4(aq) + Cu(OH)2(s) = Cu(s) + N2(g) + H2O =>
N2H4(aq) + 2 Cu(OH)2(s) = 2 Cu(s) + N2(g) + 4 H2O
HCl + H2SO3 = HClO3 + H2S =>
HCl + H2SO3 = HClO3 + H2S
(CH3)C6H4(OH) + NaHCO3 = H2O + (CH3)C6H4(ONa) + CO2 =>
(CH3)C6H4(OH) + NaHCO3 = H2O + (CH3)C6H4(ONa) + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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