| Équations équilibrées la veille |
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
PCl5 + H2O = H3PO4 + HCl =>
PCl5 + 4 H2O = H3PO4 + 5 HCl
Na2Cr2O7 + LiOH = Li2Cr2O7 + NaOH =>
Na2Cr2O7 + 2 LiOH = Li2Cr2O7 + 2 NaOH
OCl{-} + S2O3{2-} + OH{-} = SO4{2-} + Cl{-} + H2O =>
4 OCl{-} + S2O3{2-} + 2 OH{-} = 2 SO4{2-} + 4 Cl{-} + H2O
PbI2 = Pb + I =>
PbI2 = Pb + 2 I
C14H10O2 + BH4 = C14H14O2 + B =>
C14H10O2 + BH4 = C14H14O2 + B
Rb2O + Cl = RbCl + O2 =>
2 Rb2O + 4 Cl = 4 RbCl + O2
Fe(CN)3 + H3AsO4 = FeAsO4 + HCN =>
Fe(CN)3 + H3AsO4 = FeAsO4 + 3 HCN
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C + H2O = C2H5 + OH =>
2 C + 5 H2O = C2H5 + 5 OH
NaC2H3O2 + Ag(NO3)2 = Ag(C2H3O2)2 + NaNO3 =>
2 NaC2H3O2 + Ag(NO3)2 = Ag(C2H3O2)2 + 2 NaNO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CuSO4 + Pb(NO)3 = Cu(NO)3 + PbSO4 =>
CuSO4 + Pb(NO)3 = Cu(NO)3 + PbSO4
H2O + C14H10 + Fe3{+} = HCO3 + Fe + H{+} =>
42 H2O + C14H10 + 80 Fe3{+} = 14 HCO3 + 240 Fe + 80 H{+}
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
K2SO4 + BaCI2 = K2Ba + CI2SO4 =>
K2SO4 + BaCI2 = K2Ba + CI2SO4
P3N5 + BaN6 + NH4Cl = BaH4P6N12 + HCl + N2 =>
6 P3N5 + 3 BaN6 + 4 NH4Cl = 3 BaH4P6N12 + 4 HCl + 8 N2
H2SO4 + NaNO2 = HNO2 + Na2SO4 =>
H2SO4 + 2 NaNO2 = 2 HNO2 + Na2SO4
LiPO3 + LiCl + TiO2 = Li3PO4 + TiCl4 =>
2 LiPO3 + 4 LiCl + TiO2 = 2 Li3PO4 + TiCl4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KI + Na2SO4 = K2SO4 + Na2I2 =>
2 KI + Na2SO4 = K2SO4 + Na2I2
NH4PO4 + CoSO4 = NH4SO4 + CoPO4 =>
NH4PO4 + CoSO4 = NH4SO4 + CoPO4
CU + HSO4 = CUSO4 + H2O + SO2 =>
3 CU + 4 HSO4 = 3 CUSO4 + 2 H2O + SO2
Ca + (OH)2 + HCl = H2O + CaCl2 =>
Ca + (OH)2 + 2 HCl = 2 H2O + CaCl2
CoPO4 + Mg(OH)2 = Mg3(PO4)2 + Co(OH)3 =>
2 CoPO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 2 Co(OH)3
ICl = I2 + Cl =>
2 ICl = I2 + 2 Cl
Ag + HNO3 + HCl = AgCl + NO2 + H2O =>
Ag + HNO3 + HCl = AgCl + NO2 + H2O
NaOH + K2SO4 = Na2SO4 + KOH =>
2 NaOH + K2SO4 = Na2SO4 + 2 KOH
Ru + NaOH + NaNO3 = Na2RuO4 + NaNO2 + H2O =>
Ru + 2 NaOH + 3 NaNO3 = Na2RuO4 + 3 NaNO2 + H2O
HNO2 + KMnO4 = HNO3 + KMnO3 =>
HNO2 + KMnO4 = HNO3 + KMnO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
K2SO4 + BaCl2 = KCl + Ba2(SO4)2 =>
2 K2SO4 + 2 BaCl2 = 4 KCl + Ba2(SO4)2
CH3NH2 + HI = CH3NH3I =>
CH3NH2 + HI = CH3NH3I
Cu2{+} + S2O3{2-} = Cu + S4O6{2-} =>
2 Cu2{+} + 2 S2O3{2-} = 4 Cu + S4O6{2-}
Fe2S3 + H2O + O2 = Fe(OH)2 + S =>
Fe2S3 + 2 H2O + O2 = 2 Fe(OH)2 + 3 S
C5H12O + Cr2O7 = C5H10O2 + Cr + H2O =>
7 C5H12O + 2 Cr2O7 = 7 C5H10O2 + 4 Cr + 7 H2O
Ca + B3 = CaB =>
3 Ca + B3 = 3 CaB
Mg(ClO3)2 + BaCl2 = Ba(ClO3)2 + MgCl2 =>
Mg(ClO3)2 + BaCl2 = Ba(ClO3)2 + MgCl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
H2O(l) = H2(g) + O2(g) =>
2 H2O(l) = 2 H2(g) + O2(g)
H2O + Cl2 + SO2 = SO4{2-} + Cl{-} + H{+} =>
2 H2O + Cl2 + SO2 = SO4{2-} + 2 Cl{-} + 4 H{+}
C17H35CO2H + O2 = CO2 + H2O =>
C17H35CO2H + 26 O2 = 18 CO2 + 18 H2O
Co(NO3)2(aq) + KOH(aq) = Co(OH)2 + K(NO3) =>
Co(NO3)2(aq) + 2 KOH(aq) = Co(OH)2 + 2 K(NO3)
H2 + F2 = HF =>
H2 + F2 = 2 HF
NH4SCN + BaCO3 = (NH4)2CO3 + Ba(SCN)2 =>
2 NH4SCN + BaCO3 = (NH4)2CO3 + Ba(SCN)2
NaAg(CN)2 + Zn = Na2Zn(CN)4 + Ag =>
2 NaAg(CN)2 + Zn = Na2Zn(CN)4 + 2 Ag
VO{2+} + MnO4{-} + H2O = VO2{+} + Mn{2+} + H{+} =>
5 VO{2+} + MnO4{-} + H2O = 5 VO2{+} + Mn{2+} + 2 H{+}
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CH3CH2CH2OH + Na0H = CH3CH2CH3 + NaOH =>
CH3CH2CH2OH + Na0H = CH3CH2CH3 + NaOH
K2(C2O4) + Sn3(PO4)4 = K3(PO4) + Sn2(C2O4)4 =>
12 K2(C2O4) + 2 Sn3(PO4)4 = 8 K3(PO4) + 3 Sn2(C2O4)4
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