| Équations équilibrées la veille |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
HCl + MnO2 = MnCl2 + H2O + Cl2 =>
4 HCl + MnO2 = MnCl2 + 2 H2O + Cl2
KClNa{2}SO{4} = NaClK{2}SO{4} =>
KClNa{2}SO{4} = NaClK{2}SO{4}
SeO2 + Ba(OH)2 = BaSeO3 + H2O =>
SeO2 + Ba(OH)2 = BaSeO3 + H2O
AuCl3 = Au + Cl2 =>
2 AuCl3 = 2 Au + 3 Cl2
SbCl3 + H2O = SbOCl + HCl =>
SbCl3 + H2O = SbOCl + 2 HCl
C6N6FeK4 + K2Cr2O7 + H2SO4 = K2SO4 + Fe2(SO4)3 + Cr2(SO4)3 + CO2 + NO2 + H2O =>
6 C6N6FeK4 + 55 K2Cr2O7 + 241 H2SO4 = 67 K2SO4 + 3 Fe2(SO4)3 + 55 Cr2(SO4)3 + 36 CO2 + 36 NO2 + 241 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Mo + NaNO3 + NaOH = Na2MoO4 + NaNO2 + H2O =>
Mo + 3 NaNO3 + 2 NaOH = Na2MoO4 + 3 NaNO2 + H2O
NaHSO4 + NaOH = Na2SO4 + H2O =>
NaHSO4 + NaOH = Na2SO4 + H2O
Li3PO4(aq) + NaOH(aq) = Na3PO4(aq) + LiOH(aq) =>
Li3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 LiOH(aq)
Li2S + H2SO4 = LiHSO4 + SO2 + H2O =>
Li2S + 5 H2SO4 = 2 LiHSO4 + 4 SO2 + 4 H2O
C6 + H2 + O2 = C6H12O2 =>
C6 + 6 H2 + O2 = C6H12O2
C5H8 + HF = C5H10F2 =>
C5H8 + 2 HF = C5H10F2
PbS + HNO3 = Pb(NO3)2 + SO3 + NO + H2O =>
3 PbS + 14 HNO3 = 3 Pb(NO3)2 + 3 SO3 + 8 NO + 7 H2O
CaO + H3PO4 = CaOH3PO4 =>
CaO + H3PO4 = CaOH3PO4
AgNO3 + Na2SO3 = Ag2SO3 + NaNO3 =>
2 AgNO3 + Na2SO3 = Ag2SO3 + 2 NaNO3
Al + HC = AlC + H =>
Al + HC = AlC + H
K3PO4 + BaCl2 = KCl + Ba3(PO4)2 =>
2 K3PO4 + 3 BaCl2 = 6 KCl + Ba3(PO4)2
Na2SO4 + Ba(OH)2 = Na2(OH)2 + BaSO4 =>
Na2SO4 + Ba(OH)2 = Na2(OH)2 + BaSO4
Na3PO4 + CaO2H2 = Ca3P2O8 + NaOH =>
2 Na3PO4 + 3 CaO2H2 = Ca3P2O8 + 6 NaOH
MnO2 + NaOH + H2O = Na2[Mn(OH)6] =>
MnO2 + 2 NaOH + 2 H2O = Na2[Mn(OH)6]
Na3Fe(CN)6 + Pb(C2O4)2 = Na2C2O4 + Pb3[Fe(CN)6]4 =>
4 Na3Fe(CN)6 + 3 Pb(C2O4)2 = 6 Na2C2O4 + Pb3[Fe(CN)6]4
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
C2HH6 + O2 = CO2 + H2O =>
4 C2HH6 + 15 O2 = 8 CO2 + 14 H2O
F2 + SnCl4 + NaOH = Sn(OH)2 + Cl2 + NaF =>
F2 + SnCl4 + 2 NaOH = Sn(OH)2 + 2 Cl2 + 2 NaF
B + Fe = BFe =>
B + Fe = BFe
Fe3O4(s) + CO(g) = Fe(s) + CO2(g) =>
Fe3O4(s) + 4 CO(g) = 3 Fe(s) + 4 CO2(g)
Ba(NO3)2 + Na2CO3 = BaCO3 + Na2(NO3)2 =>
Ba(NO3)2 + Na2CO3 = BaCO3 + Na2(NO3)2
MgF2 + Li2CO3 = MgCO3 + LiF =>
MgF2 + Li2CO3 = MgCO3 + 2 LiF
C6H5CH2OH + MnO4 + H{+} = C6H5CHO + Mn{+2} + H2O =>
3 C6H5CH2OH + MnO4 + 2 H{+} = 3 C6H5CHO + Mn{+2} + 4 H2O
KMnO4 + C2H2O4 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 C2H2O4 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
C12H22O11 = C6H12O6 + C6H10O5 =>
C12H22O11 = C6H12O6 + C6H10O5
CH3CH2COOH + NaOH = C3H8O3 + CH3CH2CO2Na =>
2 CH3CH2COOH + NaOH = C3H8O3 + CH3CH2CO2Na
PbSO4 + NaOH = PbO + Na2SO4 + H2O =>
PbSO4 + 2 NaOH = PbO + Na2SO4 + H2O
NaHCO + CH3(CH2)16COOH = CH3(CH2)16COONa + H2O + CO2 =>
26 NaHCO + 25 CH3(CH2)16COOH = 26 CH3(CH2)16COONa + 8 H2O + 8 CO2
CH3COOC2H5 + OH{-} = CH3COO{-} + C2H5OH =>
CH3COOC2H5 + OH{-} = CH3COO{-} + C2H5OH
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Na2SiO3 + HF(aq) = H2SiF6(aq) + NaF(aq) + H2O(l) =>
Na2SiO3 + 8 HF(aq) = H2SiF6(aq) + 2 NaF(aq) + 3 H2O(l)
Pb(II)NO3 + KI = Pb(II)I + KNO3 =>
Pb(II)NO3 + KI = Pb(II)I + KNO3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CrSO4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
6 CrSO4 + K2Cr2O7 + 7 H2SO4 = 4 Cr2(SO4)3 + 7 H2O + K2SO4
K2Cr2O7 + NH4CN = KCN + (NH4)2Cr2O7 =>
K2Cr2O7 + 2 NH4CN = 2 KCN + (NH4)2Cr2O7
N2(g) + NaCl = Cl2(g) + Na3N(aq) =>
N2(g) + 6 NaCl = 3 Cl2(g) + 2 Na3N(aq)
Hg(ClO3)2 + Na2Cr2O7 = O + Cr2Hg + NaClO3 =>
Hg(ClO3)2 + Na2Cr2O7 = 7 O + Cr2Hg + 2 NaClO3
NaOH + Zn + H2O + KNO3 = Na2Zn(OH)4 + NH3 + KOH =>
8 NaOH + 4 Zn + 6 H2O + KNO3 = 4 Na2Zn(OH)4 + NH3 + KOH
NaCl + H2O + C6H6 = C6H5CH3 + Cl2 + NaOH =>
6 NaCl + 6 H2O + 7 C6H6 = 6 C6H5CH3 + 3 Cl2 + 6 NaOH
FeBr3 + K2CO3 + H2O = Fe(OH)3 + KBr + H2CO3 =>
2 FeBr3 + 3 K2CO3 + 6 H2O = 2 Fe(OH)3 + 6 KBr + 3 H2CO3
Cu + KCN + H2O = CuCN + H2 + KOH =>
2 Cu + 2 KCN + 2 H2O = 2 CuCN + H2 + 2 KOH
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