| Équations équilibrées la veille |
6 FeCl2 + Na2Cr2O7 + 14 HCl = 6 FeCl3 + 2 CrCl3 + 2 NaCl + 7 H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
CuOZnO = CuO2Zn =>
CuOZnO = CuO2Zn
Cu + N + O2 = Cu(NO3)2 =>
Cu + 2 N + 3 O2 = Cu(NO3)2
MnO4{-} + C2O4{-} + H{+} = Mn{2+} + CO2 + H2O =>
MnO4{-} + 5 C2O4{-} + 8 H{+} = Mn{2+} + 10 CO2 + 4 H2O
NH3 + NO4 = H2O + N2 =>
16 NH3 + 6 NO4 = 24 H2O + 11 N2
Na1 + CaCl2 = NaCl + Ca12 =>
24 Na1 + 12 CaCl2 = 24 NaCl + Ca12
Fe(C2H3O2)3Ca(OH)2 = Ca(C2H3O2)2Fe(C2H3O2)(OH)2 =>
Fe(C2H3O2)3Ca(OH)2 = Ca(C2H3O2)2Fe(C2H3O2)(OH)2
P4S3 + O2 = P4O10 + SO2 =>
P4S3 + 8 O2 = P4O10 + 3 SO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H3NBH3 + O2 = N2 + B2O3 + H2O =>
4 H3NBH3 + 9 O2 = 2 N2 + 2 B2O3 + 12 H2O
HZ + H2O = H3O + Z =>
HZ + H2O = H3O + Z
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
CoBr3 + F = CoF3 + Br2 =>
2 CoBr3 + 6 F = 2 CoF3 + 3 Br2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
HNO3 + H2S = NO + S + H2O =>
2 HNO3 + 3 H2S = 2 NO + 3 S + 4 H2O
C6H10O + C4H2O3 = C10H9O4 + H3 =>
C6H10O + C4H2O3 = C10H9O4 + H3
H2SeO4 + Ag(OH) = Ag2SeO4 + H2O =>
H2SeO4 + 2 Ag(OH) = Ag2SeO4 + 2 H2O
Na3CrO4 + H2SO4 = CrH3 + H2O + Na2SO4 + Na2Cr2O7 =>
18 Na3CrO4 + 19 H2SO4 = 2 CrH3 + 16 H2O + 19 Na2SO4 + 8 Na2Cr2O7
CoBr3 + CaSO4 = CaBr2 + Co2(SO4)3 =>
2 CoBr3 + 3 CaSO4 = 3 CaBr2 + Co2(SO4)3
Ba(OH)2 + (NH4)2O = BaO + NH4OH =>
Ba(OH)2 + (NH4)2O = BaO + 2 NH4OH
C12H22O11 + NaOH + NH4OH = C10H15N + NaNO3 + H2O =>
5 C12H22O11 + 9 NaOH + 15 NH4OH = 6 C10H15N + 9 NaNO3 + 52 H2O
Ag + CaO = Ca + Ag2O =>
2 Ag + CaO = Ca + Ag2O
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO(g) + H2O(l) =>
3 Cu(s) + 8 HNO3(aq) = 3 Cu(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
FeCl3 + HF = HCl3 + FFe =>
FeCl3 + HF = HCl3 + FFe
K2SO4 + HCl = H2SO4 + KCl =>
K2SO4 + 2 HCl = H2SO4 + 2 KCl
Al(OH)3 + KOH = AlK(OH)4 =>
Al(OH)3 + KOH = AlK(OH)4
Mg(IO3)2 + KI + HCl = MgCl2 + KCl2 + I2 + H2O =>
2 Mg(IO3)2 + 10 KI + 24 HCl = 2 MgCl2 + 10 KCl2 + 7 I2 + 12 H2O
Ca(CH3COO)2 + HClO4 = CH3COOH + Ca(ClO4)2 =>
Ca(CH3COO)2 + 2 HClO4 = 2 CH3COOH + Ca(ClO4)2
H2SO4(aq) + K2CO3(aq) = H2CO3 + K2SO4 =>
H2SO4(aq) + K2CO3(aq) = H2CO3 + K2SO4
KMnO4 + CH3COCH2COCH3 = Mn(acac)3 + CO2 + H2O + KOH =>
24 KMnO4 + 7 CH3COCH2COCH3 = 8 Mn(acac)3 + 35 CO2 + 16 H2O + 24 KOH
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
AgCl + NO3 + NH4OH = AgNO3 + H2O + NH4Cl =>
9 AgCl + 8 NO3 + 10 NH4OH = 9 AgNO3 + 7 H2O + 9 NH4Cl
PbO2 + HBr = Br2 + H2O + Pb =>
PbO2 + 4 HBr = 2 Br2 + 2 H2O + Pb
Li2SO4 + K2C2O4 = K2SO4 + Li2C2O4 =>
Li2SO4 + K2C2O4 = K2SO4 + Li2C2O4
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Br2 + Pb(OH)2 = PbBr2 + H2O + PbBrO3 =>
5 Br2 + 6 Pb(OH)2 = 4 PbBr2 + 6 H2O + 2 PbBrO3
Al(NO3)2 + KI = Al + KI(NO3)2 =>
Al(NO3)2 + KI = Al + KI(NO3)2
Al(ClO3)3 = AlCl3 + O2 =>
2 Al(ClO3)3 = 2 AlCl3 + 9 O2
FeCl2 + O2 = Fe2O3 + Cl2 =>
4 FeCl2 + 3 O2 = 2 Fe2O3 + 4 Cl2
NH3*H2O + CuO = Cu(OH)2 + NH3 =>
NH3*H2O + CuO = Cu(OH)2 + NH3
SO + O2 = SO3 =>
SO + O2 = SO3
Na2SO4 + Pb(NO3)2 = NaNO3 + PbSO4 =>
Na2SO4 + Pb(NO3)2 = 2 NaNO3 + PbSO4
AlN + K2S = AlS + K2N =>
AlN + K2S = AlS + K2N
H2O + C8H8O + NaOH = C7H5NaO3 + CH3OH =>
24 H2O + 7 C8H8O + 5 NaOH = 5 C7H5NaO3 + 21 CH3OH
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
C3H5(NO3)3 = CO2 + N2 + H2O + O2 =>
4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O2
K2HPO4 + HCOOH = H3PO4 + KCOOK =>
K2HPO4 + HCOOH = H3PO4 + KCOOK
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