| Équations équilibrées la veille |
3 H2C2O4 + K2Cr2O7 + 5 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
HCHO2 + KOH = K2 + CO2 + H2O =>
HCHO2 + 2 KOH = K2 + CO2 + 2 H2O
CaS + Sr(OH)2 = Ca(OH)2 + SrS =>
CaS + Sr(OH)2 = Ca(OH)2 + SrS
FeCl3 + MgO = MgCl2 + Fe2O3 =>
2 FeCl3 + 3 MgO = 3 MgCl2 + Fe2O3
MgSO3 + CaSO4 = MgSO4 + CaSO3 =>
MgSO3 + CaSO4 = MgSO4 + CaSO3
NaHSO3(s) = Na2SO3(s)SO2(g)H2O(l) =>
2 NaHSO3(s) = Na2SO3(s)SO2(g)H2O(l)
AgOH + NH3 = [Ag(NH3)2] + OH =>
AgOH + 2 NH3 = [Ag(NH3)2] + OH
H2O2 + KI = I + KOH =>
H2O2 + 2 KI = 2 I + 2 KOH
K + Na2SiO3 = KSiO3 + Na =>
K + Na2SiO3 = KSiO3 + 2 Na
NF3 = N + F2 =>
2 NF3 = 2 N + 3 F2
FeCl3 + MgO = MgCl2 + Fe2O3 =>
2 FeCl3 + 3 MgO = 3 MgCl2 + Fe2O3
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CaHPO4 + H3PO4 = H3PO4*CaP2O6 + H2O =>
CaHPO4 + 2 H3PO4 = H3PO4*CaP2O6 + 2 H2O
HC2H3O2 + CsOH = CsC2H3O2 + H2O =>
HC2H3O2 + CsOH = CsC2H3O2 + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Pb(NO3)2 + FeCl3 = PbCl2 + Fe(NO3)3 =>
3 Pb(NO3)2 + 2 FeCl3 = 3 PbCl2 + 2 Fe(NO3)3
(NO)ClO4 + H2O = HNO2 + HClO4 =>
(NO)ClO4 + H2O = HNO2 + HClO4
NH3 + [Co(NH3){3+}] = [Co(NH3)2]{+3}] =>
NH3 + [Co(NH3){3+}] = [Co(NH3)2]{+3}]
NH4NO3 + S = S(NH4)2 + NO3 =>
2 NH4NO3 + S = S(NH4)2 + 2 NO3
S = S3 =>
3 S = S3
Na2Cr2O7 + HBr = Br2 + H2O + CrBr3 + NaBr =>
Na2Cr2O7 + 14 HBr = 3 Br2 + 7 H2O + 2 CrBr3 + 2 NaBr
NaP + CaCl = CaP + NaCl =>
NaP + CaCl = CaP + NaCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
CO(NH2)2 = HN(CONH2)2 + NH3 =>
2 CO(NH2)2 = HN(CONH2)2 + NH3
CuSNaOH = Cu(OH)NaS =>
CuSNaOH = Cu(OH)NaS
Na2Cr2O7 + HBr = Br2 + H2O + CrBr3 + NaBr =>
Na2Cr2O7 + 14 HBr = 3 Br2 + 7 H2O + 2 CrBr3 + 2 NaBr
Pb(NO3)2 + Al = Pb + AlNO3 =>
Pb(NO3)2 + 2 Al = Pb + 2 AlNO3
Na2Cr2O7 + HBr = Br2 + H2O + CrBr3 + NaBr =>
Na2Cr2O7 + 14 HBr = 3 Br2 + 7 H2O + 2 CrBr3 + 2 NaBr
NHO3 + NaOH = NaNO3 + H2O =>
NHO3 + NaOH = NaNO3 + H2O
C7H3(NO2)3 = C + CO + H2 + N2 =>
2 C7H3(NO2)3 = 2 C + 12 CO + 3 H2 + 3 N2
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
PBr3 = P4 + Br2 =>
4 PBr3 = P4 + 6 Br2
XC4H9OH + XNaBr + XH2SO4 = XC4H9Br + XH2O + XNa2SO4 =>
2 XC4H9OH + 2 XNaBr + XH2SO4 = 2 XC4H9Br + 2 XH2O + XNa2SO4
Ni(OH)2 = Ni2O3*H2O + H =>
2 Ni(OH)2 = Ni2O3*H2O + 2 H
PCl3(aq) + H2O = H3PO3 + HCl =>
PCl3(aq) + 3 H2O = H3PO3 + 3 HCl
CaCl2 + Ca(ClO)2 + H2O = Ca(OH) + Cl2 =>
3 CaCl2 + Ca(ClO)2 + 2 H2O = 4 Ca(OH) + 4 Cl2
C7H6O3 + NaOH = C7H5O3Na + H2O =>
C7H6O3 + NaOH = C7H5O3Na + H2O
Ba(NO3)2 + NaHSO4 = Ba(HSO4)2 + NaNO3 =>
Ba(NO3)2 + 2 NaHSO4 = Ba(HSO4)2 + 2 NaNO3
H2SO4 + KMnO4 + Sb = Sb2O3 + K2SO4 + Mn + H2O =>
3 H2SO4 + 6 KMnO4 + 14 Sb = 7 Sb2O3 + 3 K2SO4 + 6 Mn + 3 H2O
Al + H5SO4 = Al2(SO4)3 + H2 =>
4 Al + 6 H5SO4 = 2 Al2(SO4)3 + 15 H2
C4H90H + O = CO2 + H2O =>
2 C4H90H + 107 O = 8 CO2 + 91 H2O
NH4Ac + H2O = NH3Ac + H3O =>
NH4Ac + H2O = NH3Ac + H3O
(NH4)2(SO4) + AlBr3 = NH4Br + Al2(SO4)3 =>
3(NH4)2(SO4) + 2 AlBr3 = 6 NH4Br + Al2(SO4)3
H2O + Ba(OH)2 = BaO2{-2} + H4O{+2} =>
H2O + Ba(OH)2 = BaO2{-2} + H4O{+2}
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
O{-}3 = O{-}6 =>
O{-}3 = O{-}6
Cl2 + SiO2 = SiCl4 + O2 =>
2 Cl2 + SiO2 = SiCl4 + O2
H2 + Cl3 = HCl =>
3 H2 + 2 Cl3 = 6 HCl
LiOH + H2CO3 = Li2CO3 + H2O =>
2 LiOH + H2CO3 = Li2CO3 + 2 H2O
Hg2(NO3)2 + Cl = HgCl2 + NO3 =>
Hg2(NO3)2 + 4 Cl = 2 HgCl2 + 2 NO3
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