| Équations équilibrées la veille |
Ba(OH)2 + 2 KNO3 = Ba(NO3)2 + 2 KOH
Ag + Fe2(SO4)3 = Ag(SO4)3 + Fe =>
Ag + Fe2(SO4)3 = Ag(SO4)3 + 2 Fe
Ln + O2 = Ln2O3 =>
4 Ln + 3 O2 = 2 Ln2O3
HL + H2O2 = L2 + H2O =>
2 HL + H2O2 = L2 + 2 H2O
H2SO4 + Co(OH)2 = Co2(SO4)2 + H2O =>
2 H2SO4 + 2 Co(OH)2 = Co2(SO4)2 + 4 H2O
MgCl2 + H2 = MgCl + HCl =>
2 MgCl2 + H2 = 2 MgCl + 2 HCl
Sr(OH)2 + BaCO3 = SrCO3 + BaO2 + H =>
Sr(OH)2 + BaCO3 = SrCO3 + BaO2 + 2 H
C8H16 + O2 = C2 + H2O =>
C8H16 + 4 O2 = 4 C2 + 8 H2O
NiCO3 + HBr = NiBr2 + CO2 + H2O =>
NiCO3 + 2 HBr = NiBr2 + CO2 + H2O
Ca(HCO3)2 + Na3PO4 = Ca3(PO4)2 + Na(HCO3) =>
3 Ca(HCO3)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 Na(HCO3)
O3 + Cl2 = Cl2O4 =>
4 O3 + 3 Cl2 = 3 Cl2O4
FeO3(s) + CO(g) = Fe(l) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(l) + 3 CO2(g)
C8H16 + O2 = C2 + H2O =>
C8H16 + 4 O2 = 4 C2 + 8 H2O
KMnO4 + H2C2O4 = K2CO3 + MnO2 + H2O + CO2 =>
2 KMnO4 + 3 H2C2O4 = K2CO3 + 2 MnO2 + 3 H2O + 5 CO2
HIO3 + KI + HCl = I2 + KCl + H2O =>
HIO3 + 5 KI + 5 HCl = 3 I2 + 5 KCl + 3 H2O
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Mg(NO3)2 + K2CrO4 = Mg(CrO4) + K2(NO3)2 =>
Mg(NO3)2 + K2CrO4 = Mg(CrO4) + K2(NO3)2
Mg + HCI2 = H2 + MgCI2 =>
2 Mg + 2 HCI2 = H2 + 2 MgCI2
CH3COH + H2SO4 + K2Cr2O7 = CH3COOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 CH3COH + 4 H2SO4 + K2Cr2O7 = 3 CH3COOH + 4 H2O + K2SO4 + Cr2(SO4)3
C5H7NO2 + O2 = CO2 + H2O + NO2 =>
4 C5H7NO2 + 27 O2 = 20 CO2 + 14 H2O + 4 NO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + NH3 + H2O = Al(OH)3 + NH4 =>
Al + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4
C3H5Cl + NaOH = C6H10O + NaCl + HCl =>
2 C3H5Cl + NaOH = C6H10O + NaCl + HCl
Na2CO3(aq) + HCl(aq) = NaCl(aq) + H2CO3(aq) =>
Na2CO3(aq) + 2 HCl(aq) = 2 NaCl(aq) + H2CO3(aq)
HClO4KOH = KClO4H2O =>
HClO4KOH = KClO4H2O
W{6+} + H4{-} = W{4+} + H4{+2} =>
3 W{6+} + 2 H4{-} = 3 W{4+} + 2 H4{+2}
N2 + H11 = NH3 =>
11 N2 + 6 H11 = 22 NH3
H2SO4 + Li = Li2SO4 + H2 =>
H2SO4 + 2 Li = Li2SO4 + H2
CH3COOH + (CH3)2CHCH2CH2OH = CH3COOCH2CH(CH3)2 + H2O =>
5 CH3COOH + 4(CH3)2CHCH2CH2OH = 5 CH3COOCH2CH(CH3)2 + 4 H2O
C6H5CH3 + KMnO4 + H2SO4 = C6H5COOH + MnSO4 + K2SO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5COOH + 6 MnSO4 + 3 K2SO4 + 14 H2O
HCl + H2O = H3O{+} + Cl{-} =>
HCl + H2O = H3O{+} + Cl{-}
Fe + (OH)3 = Fe(OH)3 =>
Fe + (OH)3 = Fe(OH)3
K2Cr2O7 + BaCl2 = KCl + BaCr2O7 =>
K2Cr2O7 + BaCl2 = 2 KCl + BaCr2O7
MnO2(S) + H2SO4(I) = Mn(SO4)2(S) + H2O(I) =>
MnO2(S) + 2 H2SO4(I) = Mn(SO4)2(S) + 2 H2O(I)
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
Cl + NaOH + Cr2S3 = Na2SO4 + Na2CrO4 + NaCl + H2O =>
30 Cl + 40 NaOH + Cr2S3 = 3 Na2SO4 + 2 Na2CrO4 + 30 NaCl + 20 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
H2PO4 + H2O = H3PO4 + OH =>
H2PO4 + H2O = H3PO4 + OH
AgCl + BaSO4 = Ag2SO4 + BaCl2 =>
2 AgCl + BaSO4 = Ag2SO4 + BaCl2
K3PO4 + BaCl2 = K + Cl2 + BaPO4 =>
K3PO4 + BaCl2 = 3 K + Cl2 + BaPO4
KS + CuCl2 = CuS2 + KCl =>
2 KS + CuCl2 = CuS2 + 2 KCl
BaCl2 + Na2Cr04 = BaCr4 + NaCl =>
BaCl2 + Na2Cr04 = BaCr4 + 2 NaCl
MgO + HNO3 = Mg(NO3)2 + H2O =>
MgO + 2 HNO3 = Mg(NO3)2 + H2O
Mg + Ag3N = Ag + Mg3N2 =>
3 Mg + 2 Ag3N = 6 Ag + Mg3N2
Fe2(SO4)3 + Ag = Fe2 + Ag(SO4)3 =>
Fe2(SO4)3 + Ag = Fe2 + Ag(SO4)3
H3PO3 + AgNO3 = Ag + H3PO4 + NO2 =>
H3PO3 + AgNO3 = Ag + H3PO4 + NO2
CH3CH(NH2)COOH + PCl5 = CH3CH(NH2)COCl + POCl3 + HCl =>
CH3CH(NH2)COOH + PCl5 = CH3CH(NH2)COCl + POCl3 + HCl
Al + Cr2 + O3 = Al(Cr2O3) =>
Al + Cr2 + O3 = Al(Cr2O3)
Ag + Fe2(SO4)3 = Ag(SO4)3 + Fe =>
Ag + Fe2(SO4)3 = Ag(SO4)3 + 2 Fe
Ag + Fe2(SO4)3 = Ag2SO4 + Fe =>
6 Ag + Fe2(SO4)3 = 3 Ag2SO4 + 2 Fe
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