| Équations équilibrées la veille |
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
Cu(NH3)4SO4 + C6H12O6 + NaOH = Cu2O + NH3 + Na2SO4 + C6H11NaO7 + H2O =>
2 Cu(NH3)4SO4 + C6H12O6 + 5 NaOH = Cu2O + 8 NH3 + 2 Na2SO4 + C6H11NaO7 + 3 H2O
Zn0 + HCl = ZnCl2 + H2 =>
Zn0 + 2 HCl = ZnCl2 + H2
HNO3 + Ca(OH)2 = Ca(NO3)2 + H2O =>
2 HNO3 + Ca(OH)2 = Ca(NO3)2 + 2 H2O
CHCl3COOH + KOH = KCHCl3COO + H2O =>
CHCl3COOH + KOH = KCHCl3COO + H2O
CH4 + H2O + N2 = NH3 + CO2 =>
3 CH4 + 6 H2O + 4 N2 = 8 NH3 + 3 CO2
AuO2 + Fe = Au + FeO =>
AuO2 + 2 Fe = Au + 2 FeO
SnCl2 + NaOH + Bi(NO3)3 = Na2[Sn(OH)6] + NaCl + Bi + NaNO3 =>
3 SnCl2 + 18 NaOH + 2 Bi(NO3)3 = 3 Na2[Sn(OH)6] + 6 NaCl + 2 Bi + 6 NaNO3
Mn(NO3)2 + Ac2O = Mn(OAc)3 + NO2 + O2 =>
4 Mn(NO3)2 + 6 Ac2O = 4 Mn(OAc)3 + 8 NO2 + O2
KI + HIO3 = KIO3 + HI =>
KI + HIO3 = KIO3 + HI
K2Cr4O7 + H2SO4 + C2H6O + H2O = K2Cr4(SO4)4*24H2O + C2H4O =>
K2Cr4O7 + 4 H2SO4 + 3 C2H6O + 17 H2O = K2Cr4(SO4)4*24H2O + 3 C2H4O
K2MnO4 + KOH + NO2 = Mn(OH)2 + KNO3 =>
K2MnO4 + 2 KOH + 4 NO2 = Mn(OH)2 + 4 KNO3
C4 = C2 =>
C4 = 2 C2
Fe4O4 + H2 = Fe + H2O =>
Fe4O4 + 4 H2 = 4 Fe + 4 H2O
Li + H2CO3 = LiCO3 + H2 =>
Li + H2CO3 = LiCO3 + H2
Pb3O4 + HCOOH = Pb(OOCH2) + O2 =>
Pb3O4 + 3 HCOOH = 3 Pb(OOCH2) + 2 O2
Sr + MgO = SrO + Mg =>
Sr + MgO = SrO + Mg
C6H5OHHBr = C6H5BrH2O =>
C6H5OHHBr = C6H5BrH2O
H2SO4CaO = CaSO4H2O =>
H2SO4CaO = CaSO4H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Co(NO3)2 + K2SO4 = Co(SO4) + K(NO3) =>
Co(NO3)2 + K2SO4 = Co(SO4) + 2 K(NO3)
Mg(s) + H2O(i) = Mg(OH)2(aq) + H2 =>
Mg(s) + 2 H2O(i) = Mg(OH)2(aq) + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr(OH)3 + KMnO4 + KOH = K2CrO4 + K2MnO4 + H2O =>
Cr(OH)3 + 3 KMnO4 + 5 KOH = K2CrO4 + 3 K2MnO4 + 4 H2O
V2O5 = VO2 + O2 =>
2 V2O5 = 4 VO2 + O2
Na2S + SO2 = Na2S2O3 + SO =>
Na2S + 2 SO2 = Na2S2O3 + SO
HNO3 + NaOH = NNaO3 + H2O =>
HNO3 + NaOH = NNaO3 + H2O
Pt(s) + H2SO4(aq) = PtSO4 + H3 =>
3 Pt(s) + 3 H2SO4(aq) = 3 PtSO4 + 2 H3
CO2 + NH3 = H2O + (NH2)2CO =>
CO2 + 2 NH3 = H2O + (NH2)2CO
Hg(NO3)2 + KI = HgK + (NO3)2I =>
Hg(NO3)2 + KI = HgK + (NO3)2I
MnO4{11} + C2O4{-2} + H{+} = Mn{2+} + CO{2+} + H2O =>
2 MnO4{11} + 17 C2O4{-2} + 84 H{+} = 2 Mn{2+} + 34 CO{2+} + 42 H2O
C18H34O2 + NaOH = C18H33O2Na + H2O =>
C18H34O2 + NaOH = C18H33O2Na + H2O
(C4H8N2O2)2 + Ni(NH3)4{2+} = Ni(C4H7N2O2)2 + NH4{+} + NH3 =>
(C4H8N2O2)2 + Ni(NH3)4{2+} = Ni(C4H7N2O2)2 + 2 NH4{+} + 2 NH3
FeCl2*4H2O + H2C2O4*2H2O = FeC2O4 + H2O + HCl =>
FeCl2*4H2O + H2C2O4*2H2O = FeC2O4 + 6 H2O + 2 HCl
Cl2 + Na(OH) = NaCl + NaClO3 + H2O =>
3 Cl2 + 6 Na(OH) = 5 NaCl + NaClO3 + 3 H2O
FAg + U = UF6 + Ag =>
6 FAg + U = UF6 + 6 Ag
Fe2(SO4)3 + SO2 + H2O = H2SO4 + Fe(SO4) =>
Fe2(SO4)3 + SO2 + 2 H2O = 2 H2SO4 + 2 Fe(SO4)
Pb3O4 + H2SO4 = Pb(SO4)2 + SO2 + H2O =>
Pb3O4 + 8 H2SO4 = 3 Pb(SO4)2 + 2 SO2 + 8 H2O
NaC7H5O3 + H2O = HC7H5O3 + NaOH =>
NaC7H5O3 + H2O = HC7H5O3 + NaOH
H2SO4(aq) + Al(OH)3(aq) = H2O(l) + Al2(SO4)3(l) =>
3 H2SO4(aq) + 2 Al(OH)3(aq) = 6 H2O(l) + Al2(SO4)3(l)
Al + H2O = Al2O3 + H6 =>
2 Al + 3 H2O = Al2O3 + H6
C8H19N + HCl = C8H20N + Cl =>
C8H19N + HCl = C8H20N + Cl
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
V2O5 + C2H5OH + H{+} = VO{+} + CH3CHO + H2O =>
V2O5 + 2 C2H5OH + 2 H{+} = 2 VO{+} + 2 CH3CHO + 3 H2O
Ca(HSO3)2 + H2SO4 = CaSO4 + SO2 + H2O =>
Ca(HSO3)2 + H2SO4 = CaSO4 + 2 SO2 + 2 H2O
Mn3(PO4)4 + Mg(NO3)2 = Mg3(PO4)2 + Mn(NO3)4 =>
Mn3(PO4)4 + 6 Mg(NO3)2 = 2 Mg3(PO4)2 + 3 Mn(NO3)4
Cu(OH)2 + Ba(OH)2 = Ba[Cu(OH)4] =>
Cu(OH)2 + Ba(OH)2 = Ba[Cu(OH)4]
MgSO4*7H2O + Al2(SO4)3*18H2O + Na2CO3 = Mg6Al2(OH)16CO3 + Na2SO4 + CO2 + H2O =>
6 MgSO4*7H2O + Al2(SO4)3*18H2O + 9 Na2CO3 = Mg6Al2(OH)16CO3 + 9 Na2SO4 + 8 CO2 + 52 H2O
Fe = Fe2 =>
2 Fe = Fe2
CS2(f) + O2(g) = CO2(g) + SO2(g) =>
CS2(f) + 3 O2(g) = CO2(g) + 2 SO2(g)
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