| Équations équilibrées la veille |
2 K2CrO4 + 8 H2O + 3 Mn = 3 Mn(OH)2 + 2 Cr(OH)3 + 4 KOH
Al + KOH = AlO + K + H2O =>
Al + 2 KOH = AlO + 2 K + H2O
HN3 + NaHCO3 = NaN3 + CO2 + H2O =>
HN3 + NaHCO3 = NaN3 + CO2 + H2O
Ca + NH3 = CaH2 + N2 =>
3 Ca + 2 NH3 = 3 CaH2 + N2
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
C10H21COOH + O2 = CO2 + H2O =>
2 C10H21COOH + 31 O2 = 22 CO2 + 22 H2O
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2[Pb(OH)4] =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na2[Pb(OH)4]
Pb(s) + HCl(aq) = PbCl2(s) + H2(g) =>
Pb(s) + 2 HCl(aq) = PbCl2(s) + H2(g)
K2CrO4 + H2O + Mn = Mn(OH)2 + Cr(OH)3 + KOH =>
2 K2CrO4 + 8 H2O + 3 Mn = 3 Mn(OH)2 + 2 Cr(OH)3 + 4 KOH
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
PbO{2+} = PbO + {2+} =>
PbO{2+} = PbO + {2+}
NaAl(OH)2CO3 + HCl = NaCl + AlCl3 + CO2 + H2O =>
NaAl(OH)2CO3 + 4 HCl = NaCl + AlCl3 + CO2 + 3 H2O
HClNaOH = OH2ClNa =>
HClNaOH = OH2ClNa
BaO + MoO2 = Ba2MoO4 =>
2 BaO + MoO2 = Ba2MoO4
H2NO3 + K2SO4 = KNO3 + SO2 + H2O =>
2 H2NO3 + K2SO4 = 2 KNO3 + SO2 + 2 H2O
KMnO4 + C7H8 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
36 KMnO4 + 5 C7H8 + 54 H2SO4 = 18 K2SO4 + 36 MnSO4 + 35 CO2 + 74 H2O
CaF2 + Mg3N2 = Ca3N2 + MgF2 =>
3 CaF2 + Mg3N2 = Ca3N2 + 3 MgF2
Ir + Cl3 + NaOH = IrO3 + HCl + NaCl =>
Ir + 2 Cl3 + 3 NaOH = IrO3 + 3 HCl + 3 NaCl
Na2S2O4 + NaOH + Na2CrO4 = Na2SO3 + Cr(OH)3 + Na =>
2 Na2S2O4 + 3 NaOH + Na2CrO4 = 4 Na2SO3 + Cr(OH)3 + Na
H5N + NaOH = Na5N + H2O =>
H5N + 5 NaOH = Na5N + 5 H2O
Li2SO4(s) + H2O(l) = Li2O(l) + H2SO4(l) =>
Li2SO4(s) + H2O(l) = Li2O(l) + H2SO4(l)
MgS(s) + HI(aq) = MgI2(aq) + H2S =>
MgS(s) + 2 HI(aq) = MgI2(aq) + H2S
MgO + CO2 = MgOCO2 =>
MgO + CO2 = MgOCO2
AgCl + KCl = K[AgCl2] =>
AgCl + KCl = K[AgCl2]
Mg + AlO = MgO + Al =>
Mg + AlO = MgO + Al
CaOHHP = CaPH2O =>
CaOHHP = CaPH2O
PBS + H2O2 = PBSO4 + H2O =>
PBS + 4 H2O2 = PBSO4 + 4 H2O
PbO2(c) + C = Pb + CO2(g) =>
PbO2(c) + C = Pb + CO2(g)
Ag2CO3 + H2SO4 = Ag2SO4 + H2CO3 =>
Ag2CO3 + H2SO4 = Ag2SO4 + H2CO3
CaFl2 + H2SO4 = CaSO4 + HFl =>
CaFl2 + H2SO4 = CaSO4 + 2 HFl
KH2PO4 + (NH4)6Mo7O24 + HNO3 = (NH4)2(PMo12O40) + KNO3 + (NH4)2NO4 + H2O =>
35 KH2PO4 + 60(NH4)6Mo7O24 + 216 HNO3 = 35(NH4)2(PMo12O40) + 35 KNO3 + 157(NH4)2NO4 + 95 H2O
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
Fe2(SO4)3 + Na2S = FeSO4 + Na2SO4 + S =>
Fe2(SO4)3 + Na2S = 2 FeSO4 + Na2SO4 + S
C6H14O(l) + O2(g) = CO2(g) + H20(g) =>
10 C6H14O(l) + 55 O2(g) = 60 CO2(g) + 7 H20(g)
Ag2SKI = Ag2KSI =>
Ag2SKI = Ag2KSI
PH3 + HClO4 = HCl + H3PO3 =>
4 PH3 + 3 HClO4 = 3 HCl + 4 H3PO3
Ca{2+} + C2O4{2-} = CaC2O4 =>
Ca{2+} + C2O4{2-} = CaC2O4
Cl2 + NaOH = NaCl + H2O + NaClO3 =>
3 Cl2 + 6 NaOH = 5 NaCl + 3 H2O + NaClO3
Pb + FeSO{4}{+} = PbSO{4+} + Fe =>
Pb + FeSO{4}{+} = PbSO{4+} + Fe
Sb + Pb3O4 = Sb4O6 + PbO =>
4 Sb + 6 Pb3O4 = Sb4O6 + 18 PbO
Ag + HCl = AgClH =>
Ag + HCl = AgClH
NH3H3PO4 = (NH4)H2PO4 =>
NH3H3PO4 = (NH4)H2PO4
HS + O2 = H + SO2 =>
HS + O2 = H + SO2
C6H4OHNH2 + C6H12O + C6H5NO3 = C10H9NO + H2O =>
2 C6H4OHNH2 + 6 C6H12O + 7 C6H5NO3 = 9 C10H9NO + 20 H2O
Ba(CH3COO)2 + H2SO4 = BaSO4 + H(CH3COO) =>
Ba(CH3COO)2 + H2SO4 = BaSO4 + 2 H(CH3COO)
CH3(CH2)7OH + OHO2 = CO2 + H2O =>
5 CH3(CH2)7OH + 48 OHO2 = 40 CO2 + 69 H2O
Fe2(SO4)3 + Na2S = FeSO4 + Na2SO4 + S =>
Fe2(SO4)3 + Na2S = 2 FeSO4 + Na2SO4 + S
C2H4O2 + NaHCO3 = CO2 + Na + H2O =>
C2H4O2 + 8 NaHCO3 = 10 CO2 + 8 Na + 6 H2O
Zn + Fe{-} = Zn{-} + Fe{+} =>
2 Zn + Fe{-} = 2 Zn{-} + Fe{+}
HCIO + NaOH = NaCIO + H2O =>
HCIO + NaOH = NaCIO + H2O
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