| Équations équilibrées la veille |
2 NH4C2H3O2 + FeCl2 = 2 NH4Cl + Fe(C2H3O2)2
CaOH2CO3 = CaCO3H2O =>
CaOH2CO3 = CaCO3H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
HNO3 + Hg + HCl = HgCl + NO + H2O =>
HNO3 + 3 Hg + 3 HCl = 3 HgCl + NO + 2 H2O
CoCl2 + Na3PO4 = Na3Cl2 + CoPO4 =>
CoCl2 + Na3PO4 = Na3Cl2 + CoPO4
(Al) + NiSO4 = Ni + Al2(SO4)3 =>
2(Al) + 3 NiSO4 = 3 Ni + Al2(SO4)3
Pb(NO3)2 + (NH4)2SO4 = (NH4)2 + (NO3)2 + PbSO4 =>
Pb(NO3)2 + (NH4)2SO4 = (NH4)2 + (NO3)2 + PbSO4
Cu(NO3)2 + H2SO3 = CuSO3 + HNO3 =>
Cu(NO3)2 + H2SO3 = CuSO3 + 2 HNO3
P2 + Na(OH) + H2O = NaH2PO4 + PH3 =>
4 P2 + 3 Na(OH) + 9 H2O = 3 NaH2PO4 + 5 PH3
Pb2O4 + H2 = Pb + HOH =>
Pb2O4 + 4 H2 = 2 Pb + 4 HOH
PbO2 + H2S = PbS + H2O2 =>
PbO2 + H2S = PbS + H2O2
CH4O + H2SO4 + KMnO4 = CH2O2 + KSO4 + MnSO4 + H2O =>
CH4O + 2 H2SO4 + KMnO4 = CH2O2 + KSO4 + MnSO4 + 3 H2O
Pb2 + CuCl2 = Cu + PbCl4 =>
Pb2 + 4 CuCl2 = 4 Cu + 2 PbCl4
PbCl2(aq) + Cu(s) = CuCl2(s) + Pb(aq) =>
PbCl2(aq) + Cu(s) = CuCl2(s) + Pb(aq)
Be5 + C = Be2C =>
2 Be5 + 5 C = 5 Be2C
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
La(OH)3 + Cr2O3 + CsNO3 = CsLa7Cr3O18 + N2 + H2O =>
14 La(OH)3 + 3 Cr2O3 + 2 CsNO3 = 2 CsLa7Cr3O18 + N2 + 21 H2O
CsClH2O = H2ClCsO =>
CsClH2O = H2ClCsO
HNO3 + FeCO3 = CO2 + H2O + Fe(NO3)2 =>
2 HNO3 + FeCO3 = CO2 + H2O + Fe(NO3)2
NH3 + Ba(NO3)2 + H2O = NH4NO3 + Ba(OH)2 =>
2 NH3 + Ba(NO3)2 + 2 H2O = 2 NH4NO3 + Ba(OH)2
K4Fe(CN)6*3H2O + H3PO4 = HCN + K3PO4 + Fe3(PO4)2 + H2O =>
3 K4Fe(CN)6*3H2O + 6 H3PO4 = 18 HCN + 4 K3PO4 + Fe3(PO4)2 + 9 H2O
MnO4{-} + S{2-} + H2O = MnO2 + SO2 + OH{-} =>
2 MnO4{-} + S{2-} + 2 H2O = 2 MnO2 + SO2 + 4 OH{-}
MgO + H2O = Mg{2+} + OH{-} =>
MgO + H2O = Mg{2+} + 2 OH{-}
C3H8O + K2Cr2O7 = C3H8OK2Cr2O7 =>
C3H8O + K2Cr2O7 = C3H8OK2Cr2O7
B(OH)4{-} + Ag{+} = Ag[B(OH)4] =>
B(OH)4{-} + Ag{+} = Ag[B(OH)4]
Cl2 + ZnN2 = N2 + ZnCl2 =>
Cl2 + ZnN2 = N2 + ZnCl2
FeCl2 + KSCN = KCl2 + [Fe(SCN)]4 =>
4 FeCl2 + 4 KSCN = 4 KCl2 + [Fe(SCN)]4
CH3COCH2CHO + VO3 = CH3COOH + CO2 + VO =>
2 CH3COCH2CHO + 3 VO3 = 3 CH3COOH + 2 CO2 + 3 VO
HCe + AgNO3 = AgCe + HNO3 =>
HCe + AgNO3 = AgCe + HNO3
Sb2S2 + O2 = SO2 + SbO3 =>
Sb2S2 + 5 O2 = 2 SO2 + 2 SbO3
Cu(OH)2 + H3PO4 = CuPO4 + H2O + H =>
Cu(OH)2 + H3PO4 = CuPO4 + 2 H2O + H
C6H5CH3 + KMnO4 + H2SO4 = C6H5CO2H + K2SO4 + MnSO4 + H2O =>
5 C6H5CH3 + 6 KMnO4 + 9 H2SO4 = 5 C6H5CO2H + 3 K2SO4 + 6 MnSO4 + 14 H2O
H2S + O = SO4 + H2O =>
H2S + 5 O = SO4 + H2O
S02 + O2 + CaCO3 = CaSO4 + CO2 =>
S02 + 3 O2 + 2 CaCO3 = 2 CaSO4 + 2 CO2
CaSO4*2H2O = (CaSO4)2*H2O + H2O =>
2 CaSO4*2H2O = (CaSO4)2*H2O + 3 H2O
Hg + HgIO6 = Hg5(IO6)2 =>
3 Hg + 2 HgIO6 = Hg5(IO6)2
LiOH(aq) + H3PO4 = Li3PO4 + H2O =>
3 LiOH(aq) + H3PO4 = Li3PO4 + 3 H2O
Fe2 + HCl = Fe2Cl6 + H2 =>
Fe2 + 6 HCl = Fe2Cl6 + 3 H2
*C = C =>
*C = C
SnCl4 + Fe = FeCl3 + SnCl2 =>
3 SnCl4 + 2 Fe = 2 FeCl3 + 3 SnCl2
COCl2 + H2S = H2O + HCl + CS2 =>
COCl2 + 2 H2S = H2O + 2 HCl + CS2
CaBr2 + K2SiO3 = CaSiO3 + KBr =>
CaBr2 + K2SiO3 = CaSiO3 + 2 KBr
Al(NO3)3(aq) + Na3PO4 = AlPO4 + (NO3)3Na3 =>
Al(NO3)3(aq) + Na3PO4 = AlPO4 + (NO3)3Na3
C9H20 + KMnO4 + H2SO4 = C9H11O2 + K2SO4 + MnSO4 + H2O =>
10 C9H20 + 26 KMnO4 + 39 H2SO4 = 10 C9H11O2 + 13 K2SO4 + 26 MnSO4 + 84 H2O
HCOOH + HCOONa = NaHCOOH + HCOO =>
HCOOH + HCOONa = NaHCOOH + HCOO
Cu + Fe + HS = CuFe2S + H =>
Cu + 2 Fe + HS = CuFe2S + H
Pb + HNO3 = Pb(NO3)2 + NO2(g) + H2O =>
Pb + 4 HNO3 = Pb(NO3)2 + 2 NO2(g) + 2 H2O
MgO(aq) + CuNO3(aq) = CuO + MgNO3 =>
MgO(aq) + CuNO3(aq) = CuO + MgNO3
CH3CH2OH + NaH = CH3CH2Na + H2O =>
CH3CH2OH + NaH = CH3CH2Na + H2O
KMnO4 + H2O + H2SO4 = K2SO4 + MnSO4 + H2O2 =>
2 KMnO4 + 2 H2O + 3 H2SO4 = K2SO4 + 2 MnSO4 + 5 H2O2
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