| Équations équilibrées la veille |
CH3C(Br)C(Br)CH2CH3 + HBr = CH2(Br)CH(Br)CH(Br)CH2CH3
Fe(HO)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(HO)2 + O2 + 2 H2O = 4 Fe(OH)3
NH3 + H2O = NH3OH2 =>
NH3 + H2O = NH3OH2
NaClNH3H2O = NH4ClNaOH =>
NaClNH3H2O = NH4ClNaOH
NH4OHCoCl2 = CoOHClNH4Cl =>
NH4OHCoCl2 = CoOHClNH4Cl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
SO2Cl2 + BaCl2 = BaSO4 + Cl2 + BaS =>
2 SO2Cl2 + 2 BaCl2 = BaSO4 + 4 Cl2 + BaS
N2O4 + N2H4 = N2 + H2O =>
N2O4 + 2 N2H4 = 3 N2 + 4 H2O
Cu2O + H2SO4 = Cu2SO4 + H2O =>
Cu2O + H2SO4 = Cu2SO4 + H2O
SO2 + KOH = K2S + H2O + O2 =>
2 SO2 + 4 KOH = 2 K2S + 2 H2O + 3 O2
Na2CO3 + FeCl3 + H2O = CO2 + FeOOH + NaCl =>
3 Na2CO3 + 2 FeCl3 + H2O = 3 CO2 + 2 FeOOH + 6 NaCl
KO3 + KCO2 = K2CO3 + O2 =>
KO3 + KCO2 = K2CO3 + O2
Mg{2+} + NH3 = Mg(NH3)4{2+} =>
Mg{2+} + 4 NH3 = Mg(NH3)4{2+}
Fe(SO4) = Fe2O3 + SO2 + O2 =>
4 Fe(SO4) = 2 Fe2O3 + 4 SO2 + O2
Cu0H2O = CuOH2 =>
Cu0H2O = CuOH2
C3H8O3 + KMnO4 + H2SO4 = CO2 + K2SO4 + MnSO4 + H2O =>
5 C3H8O3 + 14 KMnO4 + 21 H2SO4 = 15 CO2 + 7 K2SO4 + 14 MnSO4 + 41 H2O
Ba(NO3)2 + KSCN = Ba(CN)2 + KS(NO3) =>
Ba(NO3)2 + 2 KSCN = Ba(CN)2 + 2 KS(NO3)
Ba(OH)2 + FeCl3 = BaCl2 + Fe(OH)3 =>
3 Ba(OH)2 + 2 FeCl3 = 3 BaCl2 + 2 Fe(OH)3
C2H4 + MnO4{-} + H{+} = CO2 + Mn{+2} + H2O =>
5 C2H4 + 12 MnO4{-} + 36 H{+} = 10 CO2 + 12 Mn{+2} + 28 H2O
Zn(OH)2 + Na2(SO4) = ZnSO4 + NaOH =>
Zn(OH)2 + Na2(SO4) = ZnSO4 + 2 NaOH
HNO3 + H2S = NO2 + H2O + H2SO4 =>
8 HNO3 + H2S = 8 NO2 + 4 H2O + H2SO4
Ba(NO3)2 + ZrO(NO3)2*H2O + C6H8O7 = BaZrO3 + H2O + N2 + CO =>
3 Ba(NO3)2 + 3 ZrO(NO3)2*H2O + 10 C6H8O7 = 3 BaZrO3 + 43 H2O + 6 N2 + 60 CO
Cu3(PO4)2 + KOH = Cu(OH)2 + K3PO4 =>
Cu3(PO4)2 + 6 KOH = 3 Cu(OH)2 + 2 K3PO4
C2H8(g) + O2(g) = CO2(g) + H2O(l) =>
C2H8(g) + 4 O2(g) = 2 CO2(g) + 4 H2O(l)
Ag + H2SO4 = Ag2SO4 + H2 =>
2 Ag + H2SO4 = Ag2SO4 + H2
AgOH = Ag2O + H2O =>
2 AgOH = Ag2O + H2O
Pb2 + Na2SO4 = Pb(Na2SO4)2 =>
Pb2 + 4 Na2SO4 = 2 Pb(Na2SO4)2
CH3COOCH3 + KOH = CH3COOK + CH3OK + H2O =>
CH3COOCH3 + 2 KOH = CH3COOK + CH3OK + H2O
Mg(NO3)2 + NaOH = Mg(OH)2 + NaNO3 =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 NaNO3
Ge + TiO2 + HCl = GeO + TiCl4 + H =>
2 Ge + TiO2 + 4 HCl = 2 GeO + TiCl4 + 4 H
C2H5NO2 + CH3OH = C3H9NO3 =>
C2H5NO2 + CH3OH = C3H9NO3
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Cu(NO3)2 + K2CO3 = Cu2(CO3)2 + KNO3 =>
2 Cu(NO3)2 + 2 K2CO3 = Cu2(CO3)2 + 4 KNO3
PH3 + O2 = P2O5 + H2O =>
2 PH3 + 4 O2 = P2O5 + 3 H2O
NH3 + AlCl3 = AlN + HCl =>
NH3 + AlCl3 = AlN + 3 HCl
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Hg(Br)2 + AgSO4 = AgBr + Hg(SO4)2 =>
Hg(Br)2 + 2 AgSO4 = 2 AgBr + Hg(SO4)2
CaSO4 + AlCl3 = CaCl2 + Al2(SO4)3 =>
3 CaSO4 + 2 AlCl3 = 3 CaCl2 + Al2(SO4)3
Cu + Ag(NO3) = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3) = Cu(NO3)2 + 2 Ag
AuCl3(s) + Cd = CdCl2 + Au =>
2 AuCl3(s) + 3 Cd = 3 CdCl2 + 2 Au
Li2Co3 + HNO3 = LiNO3 + H2Co3 =>
Li2Co3 + 2 HNO3 = 2 LiNO3 + H2Co3
KOH + HNO3 = H2 + O2 + KNO3 =>
2 KOH + 2 HNO3 = 2 H2 + O2 + 2 KNO3
Cr2O3 + HBr = CrBr + H2O + Br =>
Cr2O3 + 6 HBr = 2 CrBr + 3 H2O + 4 Br
SbOHCl2 = SbOH + Cl =>
SbOHCl2 = SbOH + 2 Cl
HH2O = O2 + H2 =>
2 HH2O = O2 + 3 H2
H3(PO4) + Li(OH) = H(OH) + Li3(PO4) =>
H3(PO4) + 3 Li(OH) = 3 H(OH) + Li3(PO4)
[Co(H2O)6]NO3 + NH3(aq) + CO3NH3(aq) = [Co(NH3)4CO3] + H2O + NH4NO3 =>
8[Co(H2O)6]NO3 + 34 NH3(aq) + 8 CO3NH3(aq) = 8[Co(NH3)4CO3] + 45 H2O + 9 NH4NO3
H3PO4 + CaCl2 = Ca3(PO4)2 + HCl =>
2 H3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 HCl
Zn + CrO4{2-} + OH{-} + H2O = [Zn(OH)4]{2-} + Cr(OH)3 =>
3 Zn + 2 CrO4{2-} + 2 OH{-} + 8 H2O = 3[Zn(OH)4]{2-} + 2 Cr(OH)3
H3PO4 + NaOH = Na3PO4 + H2O =>
H3PO4 + 3 NaOH = Na3PO4 + 3 H2O
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