| Équations équilibrées la veille |
Br2 + 2 C6H6 = 2 C6H6Br
KO2 + H2O = KOH + H2O2 =>
2 KO2 + 4 H2O = 2 KOH + 3 H2O2
C15H31COOH + Ca = (C15H31COO)2Ca + H2 =>
2 C15H31COOH + Ca = (C15H31COO)2Ca + H2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CH2O + NaOH = CHONa + H2O =>
CH2O + NaOH = CHONa + H2O
As + ClO{-} = AsO4 + Cl{-} =>
As + 4 ClO{-} = AsO4 + 4 Cl{-}
C2H4O + Cr2O7{2-} + H{+} = C2H4O2 + H2O + Cr3{+} =>
17 C2H4O + 3 Cr2O7{2-} + 8 H{+} = 17 C2H4O2 + 4 H2O + 2 Cr3{+}
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HI(aq) + Ba(OH)2(aq) = BaI2(s) + H2O =>
2 HI(aq) + Ba(OH)2(aq) = BaI2(s) + 2 H2O
Na3PO4 + FeSO4 = Fe3(PO4)2 + Na2SO4 =>
2 Na3PO4 + 3 FeSO4 = Fe3(PO4)2 + 3 Na2SO4
Al + KOH + H2OH2SO4 = KAl(SO4)2 + H2O + H2 =>
2 Al + 2 KOH + 4 H2OH2SO4 = 2 KAl(SO4)2 + 6 H2O + 3 H2
Cu3AsS4 + HNO3 = Cu(NO3)2 + H3AsO4 + H2SO4 + NO2 + H2O =>
Cu3AsS4 + 41 HNO3 = 3 Cu(NO3)2 + H3AsO4 + 4 H2SO4 + 35 NO2 + 15 H2O
KOH + CO2 = H2O + K2CO3 =>
2 KOH + CO2 = H2O + K2CO3
W + H2O2 + NaOH = Na2WO4 + H2O =>
W + 3 H2O2 + 2 NaOH = Na2WO4 + 4 H2O
SbCl5 + Na2S = Sb2S5 + NaCl =>
2 SbCl5 + 5 Na2S = Sb2S5 + 10 NaCl
HNO4 + HBr = NO + Br2 + H2O =>
2 HNO4 + 10 HBr = 2 NO + 5 Br2 + 6 H2O
ICl = I2 + Cl2 =>
2 ICl = I2 + Cl2
OH + CrO2 = CrO4 + H2O =>
4 OH + CrO2 = CrO4 + 2 H2O
Cu + No3 = Cu2No3 =>
2 Cu + No3 = Cu2No3
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2 =>
CuSO4 + Pb(CH3COO)2 = PbSO4 + Cu(CH3COO)2
H3PO4 + NaOH = H2O + Na3PO4 =>
H3PO4 + 3 NaOH = 3 H2O + Na3PO4
AgF + CuCl = AgCl + CuF =>
AgF + CuCl = AgCl + CuF
As2O = As + O2 =>
2 As2O = 4 As + O2
NH4OH + CaO = CaOH + NH4O =>
NH4OH + CaO = CaOH + NH4O
Zn(NO3)2 + H2SO4 = ZnSO4 + HNO3 =>
Zn(NO3)2 + H2SO4 = ZnSO4 + 2 HNO3
NaOH + H2SO4 = SO4Na + H2OH =>
NaOH + H2SO4 = SO4Na + H2OH
KClO3 + H2SO4 = HClO4 + Cl2 + K2SO4 + H2O =>
14 KClO3 + 7 H2SO4 = 10 HClO4 + 2 Cl2 + 7 K2SO4 + 2 H2O
BaCrO4 + HC2H3O2 = Ba{2+} + Cr2O7{2-} + C2H3O2{-} + H2O =>
2 BaCrO4 + 2 HC2H3O2 = 2 Ba{2+} + Cr2O7{2-} + 2 C2H3O2{-} + H2O
Sn + NaCl + H2O = SnCl2 + NaOH + H2 =>
Sn + 2 NaCl + 2 H2O = SnCl2 + 2 NaOH + H2
HgCl2 + Na2SO3 = NaCl + HgSO3 =>
HgCl2 + Na2SO3 = 2 NaCl + HgSO3
Fe2(SO3)3 + KMnO4 + H2SO4 = MnSO4 + K2SO4 + FeSO4 + H2O =>
5 Fe2(SO3)3 + 4 KMnO4 + H2SO4 = 4 MnSO4 + 2 K2SO4 + 10 FeSO4 + H2O
Fe2O5 + HBr = FeBr2 + H2O + Br2 =>
Fe2O5 + 10 HBr = 2 FeBr2 + 5 H2O + 3 Br2
CH3CO2H(aq) + NaOH(aq) = NaCH3CO2 + H2O =>
CH3CO2H(aq) + NaOH(aq) = NaCH3CO2 + H2O
CrO3 + NH3 = CrO2 + N2 + H2O =>
3 CrO3 + 2 NH3 = 3 CrO2 + N2 + 3 H2O
H2F2 + Ca(OH)2 = CaF2 + H2O =>
H2F2 + Ca(OH)2 = CaF2 + 2 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Na2SO4 + AgNO3 = Ag2SO4 + NaNO3 =>
Na2SO4 + 2 AgNO3 = Ag2SO4 + 2 NaNO3
C540 = C =>
C540 = 540 C
Hg2S + Cr = HgCr + S =>
Hg2S + 2 Cr = 2 HgCr + S
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
KClO3AgNO3 = AgClO3KNO3 =>
KClO3AgNO3 = AgClO3KNO3
NH3OH + HCl = NH3Cl + H2O =>
NH3OH + HCl = NH3Cl + H2O
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr =>
CH3MgBr + CH3CH2OH = CH4 + CH3CH2OMgBr
C2H6O + Cr2O7{-2} + H{+} = C2H4O + Cr{+3} + H2O =>
3 C2H6O + Cr2O7{-2} + 8 H{+} = 3 C2H4O + 2 Cr{+3} + 7 H2O
CoBr3(s) + Na2CO3(s) = Co2(CO3)3(s) + NaBr(s) =>
2 CoBr3(s) + 3 Na2CO3(s) = Co2(CO3)3(s) + 6 NaBr(s)
MgO(s) + HI(aq) = MgI + HO =>
MgO(s) + HI(aq) = MgI + HO
P + Li = Li3P =>
P + 3 Li = Li3P
CH3COOCH3NH3 = CH3COOHCH3NH2 =>
CH3COOCH3NH3 = CH3COOHCH3NH2
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
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