| Équations équilibrées la veille |
2 CH3C(O)CH2CH3 + 3 H2O2 = C2H5C(OOH)(CH3)OOC(OOH)(CH3)C2H5 + 2 H2O
K3Fe(C2O4)3 = K2C2O4 + FeC2O4 + CO2 =>
2 K3Fe(C2O4)3 = 3 K2C2O4 + 2 FeC2O4 + 2 CO2
CH3CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
2 CH3CH2OH + KMnO4 + 2 H2SO4 = 2 CH3COH + MnSO4 + 4 H2O + KSO4
CH3CH2OCH2CH3(l) + O2 = CO2 + H2O =>
CH3CH2OCH2CH3(l) + 6 O2 = 4 CO2 + 5 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
Eu(s) + HF(g) = EuF3(s) + H2(g) =>
2 Eu(s) + 6 HF(g) = 2 EuF3(s) + 3 H2(g)
Cr(OH)3 + HClO4 = Cr(ClO4)3 + H2O =>
Cr(OH)3 + 3 HClO4 = Cr(ClO4)3 + 3 H2O
Ca(OH)2 + NH4Cl = CaCl2 + H2O + NH3 =>
Ca(OH)2 + 2 NH4Cl = CaCl2 + 2 H2O + 2 NH3
BaO + S = Ba + SO3 =>
3 BaO + S = 3 Ba + SO3
HNO3(k) + Cu = Cu(NO3)2 + H2O + NO2 =>
4 HNO3(k) + Cu = Cu(NO3)2 + 2 H2O + 2 NO2
MgCl2(ac) + H2SO4(l) = MgSO4(s) + HCl(ac) =>
MgCl2(ac) + H2SO4(l) = MgSO4(s) + 2 HCl(ac)
K + H2 + PO4 = KH2PO4 =>
K + H2 + PO4 = KH2PO4
Pb(NO3)2 + H2SO4 = PbSO4 + (NO3)H =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2(NO3)H
HSO4 + Mg(s) = MgSO4 + H2 =>
2 HSO4 + 2 Mg(s) = 2 MgSO4 + H2
KI + H2SO4 = KHSO4 + H2O + S02 + I2 =>
12 KI + 14 H2SO4 = 12 KHSO4 + 8 H2O + S02 + 6 I2
(NH4)F + Ca(NO3)2 = NH4NO3 + CaF2 =>
2(NH4)F + Ca(NO3)2 = 2 NH4NO3 + CaF2
CuCl + Na = Cu + NaCl =>
CuCl + Na = Cu + NaCl
KOH + Fe = Fe(KOH)3 =>
3 KOH + Fe = Fe(KOH)3
CH3COOH + K2CO3 = KCH3COO + CO2 + H2O =>
2 CH3COOH + K2CO3 = 2 KCH3COO + CO2 + H2O
NH3 + KOH = KNH2 + H2O =>
NH3 + KOH = KNH2 + H2O
NaCl + CuSO4 = NaSO4 + CuCl =>
NaCl + CuSO4 = NaSO4 + CuCl
H2S + O2 = S8 + H2O =>
8 H2S + 4 O2 = S8 + 8 H2O
Ca(Cl)OCl + HCl = Cl + CaCl2 + H2O =>
Ca(Cl)OCl + 2 HCl = 2 Cl + CaCl2 + H2O
LiIO3 + Li2SO2 + LiHSO2 = Li2SO4 + I2 + H2O =>
4 LiIO3 + Li2SO2 + 4 LiHSO2 = 5 Li2SO4 + 2 I2 + 2 H2O
Cu(NO3)2 + KOH = CuK2 + OH(NO3) =>
Cu(NO3)2 + 2 KOH = CuK2 + 2 OH(NO3)
P + I2 + H2O = HPO3 + HI =>
2 P + 5 I2 + 6 H2O = 2 HPO3 + 10 HI
K2CO3 + C2H5COOH = KC2H5COO + H2CO3 =>
K2CO3 + 2 C2H5COOH = 2 KC2H5COO + H2CO3
Fe(s) + CuSO4(aq) = Fe2(SO4)3(aq) + Cu(s) =>
2 Fe(s) + 3 CuSO4(aq) = Fe2(SO4)3(aq) + 3 Cu(s)
Ca(C2O4)2 + H2SO4 = CaSO4 + H2(C2O4)2 =>
Ca(C2O4)2 + H2SO4 = CaSO4 + H2(C2O4)2
Ca + Cl = Ca2Cl1 =>
2 Ca + Cl = Ca2Cl1
ClO2 + Ca(OH)2 = Ca(ClO2)2 + Ca(ClO3)2 + H2O =>
4 ClO2 + 2 Ca(OH)2 = Ca(ClO2)2 + Ca(ClO3)2 + 2 H2O
BaSO4 + H3Po4 = Ba3(Po4)2 + H2SO4 =>
3 BaSO4 + 2 H3Po4 = Ba3(Po4)2 + 3 H2SO4
Fe + KNO3 = K + Fe(NO3)3 =>
Fe + 3 KNO3 = 3 K + Fe(NO3)3
C3H5 + Cl2 = C3H5Cl =>
2 C3H5 + Cl2 = 2 C3H5Cl
Na2CO3 + HCI = CO2 + NaCI + H2O =>
Na2CO3 + 2 HCI = CO2 + 2 NaCI + H2O
H2O + NO2 = H2NO2 + O2 =>
2 H2O + 2 NO2 = 2 H2NO2 + O2
Co{2+} + Cl{-} = CoCl2 =>
Co{2+} + 2 Cl{-} = CoCl2
Na2SO4 + AgNO3 = Na2 + NO3 + Ag2SO4 =>
Na2SO4 + 2 AgNO3 = Na2 + 2 NO3 + Ag2SO4
Mg(s) + HCl(l) = MgCl2(s) + H(g) =>
Mg(s) + 2 HCl(l) = MgCl2(s) + 2 H(g)
Se5Cl2 + O2 = SeO2 + Cl2 =>
Se5Cl2 + 5 O2 = 5 SeO2 + Cl2
KI + H2SO4 + AgNO3 = KNO3 + H2O + AgSO3 + I2 =>
2 KI + 2 H2SO4 + 2 AgNO3 = 2 KNO3 + 2 H2O + 2 AgSO3 + I2
Fe(NO3)2 + AlPO4 = Fe3Al2 + PO4(NO3)3 =>
3 Fe(NO3)2 + 2 AlPO4 = Fe3Al2 + 2 PO4(NO3)3
CH4 + KMnO4 = C2H6O2 + MnO2 + KOH =>
2 CH4 + 2 KMnO4 = C2H6O2 + 2 MnO2 + 2 KOH
Al + HNO3 = Al(NO3)23 + NH4NO3 + H2O =>
8 Al + 230 HNO3 = 8 Al(NO3)23 + 23 NH4NO3 + 69 H2O
H + Pb = H2Pb =>
2 H + Pb = H2Pb
Ti3O + H2 = Ti + H2O =>
Ti3O + H2 = 3 Ti + H2O
H2Se + AgOH1 = Ag2Se + H2O =>
H2Se + 2 AgOH1 = Ag2Se + 2 H2O
KMnO4 + (COOK)2H20 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
22 KMnO4 + 5(COOK)2H20 + 38 H2SO4 = 16 K2SO4 + 22 MnSO4 + 10 CO2 + 88 H2O
KBr + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + Br2 =>
6 KBr + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 4 K2SO4 + 3 Br2
N2O + HCl = N2 + HClO =>
N2O + HCl = N2 + HClO
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Équations équilibrées sur11/23/24
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