| Équations équilibrées la veille |
2 FeSO4 + 2 Ce(SO4)2 = Fe2(SO4)3 + Ce2(SO4)3
HBr + Ba(OH)2 = BaBr2 + H2O =>
2 HBr + Ba(OH)2 = BaBr2 + 2 H2O
K2Cr2O7 + KOH + FeSO4 + H2O = K3(Cr(OH)6) + Fe(OH)3 + K2SO4 =>
K2Cr2O7 + 16 KOH + 6 FeSO4 + 7 H2O = 2 K3(Cr(OH)6) + 6 Fe(OH)3 + 6 K2SO4
PbSO4 + Na(NO3) = Pb(NO3) + Na(SO4) =>
PbSO4 + Na(NO3) = Pb(NO3) + Na(SO4)
NaI(aq) + Cu(NO3)2(aq) = Cu(s) + I2(s) + NaNO3(aq) =>
2 NaI(aq) + Cu(NO3)2(aq) = Cu(s) + I2(s) + 2 NaNO3(aq)
CuCl2 + Na2CO3 + H2O = (CuOH)2CO3 + NaCl + H2CO3 =>
2 CuCl2 + 2 Na2CO3 + 2 H2O = (CuOH)2CO3 + 4 NaCl + H2CO3
ZnS(s) + HNO3(aq) = ZnSO4(aq) + NO(g) + H2O(l) =>
3 ZnS(s) + 8 HNO3(aq) = 3 ZnSO4(aq) + 8 NO(g) + 4 H2O(l)
KMnO7 + SO2 + HNO3 + H2O = Mn(NO3)2 + K2SO4 + H2SO4 =>
2 KMnO7 + 11 SO2 + 4 HNO3 + 8 H2O = 2 Mn(NO3)2 + K2SO4 + 10 H2SO4
Ba(NO3)2 + KIO3 = Ba(IO3) + K(NO3)2 =>
Ba(NO3)2 + KIO3 = Ba(IO3) + K(NO3)2
Fe(OH)3 + CH3COOH = Fe + C2OOH + H2O =>
Fe(OH)3 + CH3COOH = Fe + C2OOH + 3 H2O
ClF = Cl2 + F2 =>
2 ClF = Cl2 + F2
Pl + CuSO4 = PlSO4 + Cu =>
Pl + CuSO4 = PlSO4 + Cu
Cr2O3 + H2O = CrO + H2O2 =>
Cr2O3 + H2O = 2 CrO + H2O2
NaOH + KHC8H5O4 = KNaC8H5O4 + H2O =>
NaOH + KHC8H5O4 = KNaC8H5O4 + H2O
P(s) + O2(g) = P2O5 =>
4 P(s) + 5 O2(g) = 2 P2O5
Pl + O2 = Pl2O =>
4 Pl + O2 = 2 Pl2O
C3H8O + CuO = CO2 + H2O + Cu2O =>
C3H8O + 18 CuO = 3 CO2 + 4 H2O + 9 Cu2O
Br2 + CrCl3 + KOH = K2CrO4 + KBr + KCl + H2O =>
3 Br2 + 2 CrCl3 + 16 KOH = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
Hg + Au(CH3COO)3 = Au + HgCH3COO =>
3 Hg + Au(CH3COO)3 = Au + 3 HgCH3COO
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
Ag + CrO4{-2)+H2O = Ag{+}+OH{-}+Cr(OH)3 =>
3 Ag + CrO4{-2)+4H2O = 3 Ag{+}+5OH{-}+Cr(OH)3
(NH4)(NO2) = N2(g) + H2O(l) =>
(NH4)(NO2) = N2(g) + 2 H2O(l)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ag(CrO4)2 + HCl = AgCl2 + CrCl3 + H2O + Cl =>
Ag(CrO4)2 + 16 HCl = AgCl2 + 2 CrCl3 + 8 H2O + 8 Cl
HNO3 + CH3OH = CH3NO2 + CO2 + H2O =>
3 HNO3 + 4 CH3OH = 3 CH3NO2 + CO2 + 5 H2O
MgI2 + Na2SO4 = Mg(SO4) + NaI =>
MgI2 + Na2SO4 = Mg(SO4) + 2 NaI
Hg(NO3)2 + SnCl2 = Hg2Cl2 + Sn(NO3)2 + SnCl4 =>
2 Hg(NO3)2 + 3 SnCl2 = Hg2Cl2 + 2 Sn(NO3)2 + SnCl4
HCl + K2Cr2O7 = KCl + H2 + Cr2O7 =>
2 HCl + K2Cr2O7 = 2 KCl + H2 + Cr2O7
Na2SiO3 + H2SO4 = Na2SO4 + SiO2 + H2O =>
Na2SiO3 + H2SO4 = Na2SO4 + SiO2 + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2{+} + Cl2{-} = HCl =>
H2{+} + Cl2{-} = 2 HCl
PbO2 + CaCO3 = Pb(CO3)2 + CaO =>
PbO2 + 2 CaCO3 = Pb(CO3)2 + 2 CaO
H2O + Ca(C2H3O2)2 = C2H4O2 + Ca(OH)2 =>
2 H2O + Ca(C2H3O2)2 = 2 C2H4O2 + Ca(OH)2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
MnO4{-} + H2O2{+} = Mn{2+} + O2 + H2O =>
2 MnO4{-} + 6 H2O2{+} = 2 Mn{2+} + 7 O2 + 6 H2O
CrO3 = Cr2O3 + O2 =>
4 CrO3 = 2 Cr2O3 + 3 O2
KAlSi3O8 = K + Al + Si + O =>
KAlSi3O8 = K + Al + 3 Si + 8 O
FeS4 + O2 = Fe2O3 + SO4 =>
4 FeS4 + 35 O2 = 2 Fe2O3 + 16 SO4
C1200H2000O1000 + O2 = CO2 + H2O =>
C1200H2000O1000 + 1200 O2 = 1200 CO2 + 1000 H2O
NH4NO3 + CsOH = CsNO3 + NH3 + H2O =>
NH4NO3 + CsOH = CsNO3 + NH3 + H2O
Pb(OH)2 + NaOH = Na2Pb(OH)4 =>
Pb(OH)2 + 2 NaOH = Na2Pb(OH)4
Ni(NO3)2 + Na(OH) = Ni(OH)2 + Na(NO3) =>
Ni(NO3)2 + 2 Na(OH) = Ni(OH)2 + 2 Na(NO3)
Mg(OH2) = H2O + Mg =>
Mg(OH2) = H2O + Mg
KPO4 + Ca3(SO3)2 = K3SO3 + Ca(PO4)2 =>
6 KPO4 + Ca3(SO3)2 = 2 K3SO3 + 3 Ca(PO4)2
NH3(g) + ClF3(g) = HF(g) + N2(g) + Cl2 =>
2 NH3(g) + 2 ClF3(g) = 6 HF(g) + N2(g) + Cl2
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
AgNO3 + Na2S2O4 = NaNO3 + SO2 + S + AgO =>
2 AgNO3 + Na2S2O4 = 2 NaNO3 + SO2 + S + 2 AgO
ZnCl2 + H2O = ZnCl2(OH) + H2 =>
2 ZnCl2 + 2 H2O = 2 ZnCl2(OH) + H2
C2H4Cl2 + NaOH = C2H2 + NaCl + H2O =>
C2H4Cl2 + 2 NaOH = C2H2 + 2 NaCl + 2 H2O
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