| Équations équilibrées la veille |
3 Mg(OH)2 + 2 PbBr3 = 3 MgBr2 + 2 Pb(OH)3
Al(s) + PbSO4(aq) = Al(SO4)3(aq) + Pb(s) =>
Al(s) + 3 PbSO4(aq) = Al(SO4)3(aq) + 3 Pb(s)
FeSO4 + K3Fe(CN)6 = Fe2(CN)6 + K3SO4 =>
FeSO4 + K3Fe(CN)6 = Fe2(CN)6 + K3SO4
B2O3 + FeSO4 = B2(SO4)3 + FeO =>
B2O3 + 3 FeSO4 = B2(SO4)3 + 3 FeO
C3H6(SH)2 + O2 = CO2 + H2O + SO2 =>
C3H6(SH)2 + 7 O2 = 3 CO2 + 4 H2O + 2 SO2
(NH4)2SO4 + NaOH = NH4OH + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 NH4OH + Na2SO4
CNSCl + NaHg = NaCNS + Hg2Cl2 =>
2 CNSCl + 2 NaHg = 2 NaCNS + Hg2Cl2
Cd(NO3)2 + Na2C2O4 = CdC2O4 + NaNO3 =>
Cd(NO3)2 + Na2C2O4 = CdC2O4 + 2 NaNO3
C9H8O4 + CH2Cl2 = C9H7O4Cl + CH3Cl =>
C9H8O4 + CH2Cl2 = C9H7O4Cl + CH3Cl
NH4OH + CuCl2 = Cu(OH)2 + NH4Cl =>
2 NH4OH + CuCl2 = Cu(OH)2 + 2 NH4Cl
LiBr + K2CO3 = Li2CO3 + KBr =>
2 LiBr + K2CO3 = Li2CO3 + 2 KBr
Cs + C = Cs4C =>
4 Cs + C = Cs4C
Na3N + NH4NO2 = Na3NO2 + NNH4 =>
Na3N + NH4NO2 = Na3NO2 + NNH4
Zn + CuO4S = O4SZn + Cu =>
Zn + CuO4S = O4SZn + Cu
N2O5 + NaOH = NaO + NH3 + H2O =>
N2O5 + 16 NaOH = 16 NaO + 2 NH3 + 5 H2O
KAO3 = KA + O2 =>
2 KAO3 = 2 KA + 3 O2
Al + MnO = Al3O2 + Mn =>
3 Al + 2 MnO = Al3O2 + 2 Mn
C7H12 + Br2 = C7H11 + HBr =>
2 C7H12 + Br2 = 2 C7H11 + 2 HBr
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + NH4C2H3O2(s) =>
(NH4)2SO4(aq) + Ba(C2H3O2)2(aq) = BaSO4(aq) + 2 NH4C2H3O2(s)
NiSO4 + Sr(NO3)2 = Ni(NO3)2 + SrSO4 =>
NiSO4 + Sr(NO3)2 = Ni(NO3)2 + SrSO4
K + Se = KSe =>
K + Se = KSe
KNO3 + ZnCl2 = KCl + Zn(NO3)2 =>
2 KNO3 + ZnCl2 = 2 KCl + Zn(NO3)2
Cr + O2 = CrO3 =>
2 Cr + 3 O2 = 2 CrO3
NaOCl + CH3COOH = CH3COONa + Cl + HO =>
NaOCl + CH3COOH = CH3COONa + Cl + HO
H2SO4(aq) + K3PO4(aq) = K2SO4(aq) + H3PO4(s) =>
3 H2SO4(aq) + 2 K3PO4(aq) = 3 K2SO4(aq) + 2 H3PO4(s)
Mg + H2O = MgO + H2 = =>
Mg + H2O = MgO + H2
C14H26O + O2 = CO2 + H2O =>
C14H26O + 20 O2 = 14 CO2 + 13 H2O
CO + Ca = CaCO =>
CO + Ca = CaCO
Ba + HNO3 = Ba(NO3)2 + H2 =>
Ba + 2 HNO3 = Ba(NO3)2 + H2
P2O5 + Sn(OH)2 = Sn3(PO4)2 + H2O =>
P2O5 + 3 Sn(OH)2 = Sn3(PO4)2 + 3 H2O
C2H5{-}C6H4{-}NO2 + KMnO4 + H2SO4 = HOOC{-}C6H4{-}NO2 + MnSO4 + K2SO4 + H2O + CO2 =>
5 C2H5{-}C6H4{-}NO2 + 12 KMnO4 + 18 H2SO4 = 5 HOOC{-}C6H4{-}NO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O + 5 CO2
Fe(OH)3 + H2CO3 = H2O + Fe2(CO3)3 =>
2 Fe(OH)3 + 3 H2CO3 = 6 H2O + Fe2(CO3)3
HCl + KMnO4 + KI = MnO2 + KCl + I2 + H2O =>
8 HCl + 2 KMnO4 + 6 KI = 2 MnO2 + 8 KCl + 3 I2 + 4 H2O
K2CrO4 + FeSO4 + KOH + H2O = K2SO4 + Fe(OH)3 + Cr(OH)3 =>
K2CrO4 + 3 FeSO4 + 4 KOH + 4 H2O = 3 K2SO4 + 3 Fe(OH)3 + Cr(OH)3
SO2 + Hg(NO3)2 = Hg + NO2 + SO4 =>
SO2 + Hg(NO3)2 = Hg + 2 NO2 + SO4
C4H8Br2 + KOH = C4H8(OH)2 + KBr =>
C4H8Br2 + 2 KOH = C4H8(OH)2 + 2 KBr
Zn(HCO3)2(s) = ZnCO3(aq) + CO2(g) + H2O(l) =>
Zn(HCO3)2(s) = ZnCO3(aq) + CO2(g) + H2O(l)
H2SO4 + C6H12O6 = CO2 + H2O + SO2 =>
12 H2SO4 + C6H12O6 = 6 CO2 + 18 H2O + 12 SO2
Al + HC1 = AlC1 + H2 =>
2 Al + 2 HC1 = 2 AlC1 + H2
Al2(SO4)3 + Na3PO4 = AlPO4 + Na2SO4 =>
Al2(SO4)3 + 2 Na3PO4 = 2 AlPO4 + 3 Na2SO4
C6H10 + H2 = C6H14 =>
C6H10 + 2 H2 = C6H14
Li3(PO4) + CaCl2 = LiCl + Ca3(PO4)2 =>
2 Li3(PO4) + 3 CaCl2 = 6 LiCl + Ca3(PO4)2
P2O5 + KOH = K3PO4 + H2O =>
P2O5 + 6 KOH = 2 K3PO4 + 3 H2O
Sr(NO3)2 + Li3PO4 = Sr3(PO4)2 + Li(NO3) =>
3 Sr(NO3)2 + 2 Li3PO4 = Sr3(PO4)2 + 6 Li(NO3)
K + Se = KSe =>
K + Se = KSe
Al2O3 + H2 = Al + H2O =>
Al2O3 + 3 H2 = 2 Al + 3 H2O
CaCl2 + Cs3PO4 = CaPO4 + Cs3Cl2 =>
CaCl2 + Cs3PO4 = CaPO4 + Cs3Cl2
KCN(aq) + HBr(aq) = KBr(aq) + HCN(aq) =>
KCN(aq) + HBr(aq) = KBr(aq) + HCN(aq)
Cr(CO)6 + O2 = CrO + CO =>
2 Cr(CO)6 + O2 = 2 CrO + 12 CO
PbO2 + Cr{3+} + H = Pb{2+} + Cr2O7{2-} + H2O =>
4 PbO2 + 2 Cr{3+} + 2 H = 4 Pb{2+} + Cr2O7{2-} + H2O
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