| Équations équilibrées la veille | Équations équilibrées le lendemain |
U(CO3)3 + 6 Na = 3 Na2CO3 + U
P + O2 = (P2O5)2 =>
4 P + 5 O2 = (P2O5)2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
HNO3 + NH4HCO3 = NH4NO3 + CO2 + H2O =>
HNO3 + NH4HCO3 = NH4NO3 + CO2 + H2O
Fe + H2O = Fe(OH)3 + H2 = =>
2 Fe + 6 H2O = 2 Fe(OH)3 + 3 H2
Al + HgCl2 + H2O = HgO + AlCl3 + H2 =>
2 Al + 3 HgCl2 + 3 H2O = 3 HgO + 2 AlCl3 + 3 H2
K3CrO3 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
2 K3CrO3 + 6 H2SO4 = 3 K2SO4 + Cr2(SO4)3 + 6 H2O
C10H16N2O8 + H2O = C10H12N2O8 + H3O =>
C10H16N2O8 + 4 H2O = C10H12N2O8 + 4 H3O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
LiOH + CO2 = Li2CO3 + H2O =>
2 LiOH + CO2 = Li2CO3 + H2O
NH4VO3 + H2SO4 = H6V10O28 + (NH4)2SO4 + H2O =>
10 NH4VO3 + 5 H2SO4 = H6V10O28 + 5(NH4)2SO4 + 2 H2O
Ca(OH)2 + HCO2H = (HCO2)2Ca + H2O =>
Ca(OH)2 + 2 HCO2H = (HCO2)2Ca + 2 H2O
H3PO4 + K2CO3 = KH2PO4 + H2O + CO2 =>
2 H3PO4 + K2CO3 = 2 KH2PO4 + H2O + CO2
C41H39 + Cl2 = C41H39Cl12 =>
C41H39 + 6 Cl2 = C41H39Cl12
C9H2O4S2 + O2 = CO2 + H2O + SO2 =>
2 C9H2O4S2 + 19 O2 = 18 CO2 + 2 H2O + 4 SO2
KO5 + CO2 = K4C2O3 + O2 =>
8 KO5 + 4 CO2 = 2 K4C2O3 + 21 O2
Pb(s) + P(s) = Pb4P3 =>
4 Pb(s) + 3 P(s) = Pb4P3
ZnO + Ca(OH)2 + HOH = Ca[Zn(OH)4] =>
ZnO + Ca(OH)2 + HOH = Ca[Zn(OH)4]
H2 + (FeO)2 = H2O + Fe =>
2 H2 + (FeO)2 = 2 H2O + 2 Fe
Ba + J2 = BaJ =>
2 Ba + J2 = 2 BaJ
Mg + HNO2 = Mg(NO2) + H2 = =>
2 Mg + 2 HNO2 = 2 Mg(NO2) + H2
NiO + H2SO4 = Ni2(SO4)2 + H2O =>
2 NiO + 2 H2SO4 = Ni2(SO4)2 + 2 H2O
C + Li = CLi =>
C + Li = CLi
Cl + MnO4 = ClO4 + Mn =>
Cl + MnO4 = ClO4 + Mn
C2H4O2 + NaHCO3 = Na + H2O + CO2 =>
C2H4O2 + 8 NaHCO3 = 8 Na + 6 H2O + 10 CO2
Na2CO3 + H2O2 = NaO + H2CO3 =>
Na2CO3 + H2O2 = 2 NaO + H2CO3
KOH + Cl2O7 = Cl(OH)7 + K2O =>
14 KOH + Cl2O7 = 2 Cl(OH)7 + 7 K2O
Fe(NO3)3 + AlN3O9H2O + CH4N2O = FeAl2O4 + N2 + H2O + CO2 =>
6 Fe(NO3)3 + 12 AlN3O9H2O + 46 CH4N2O = 6 FeAl2O4 + 73 N2 + 104 H2O + 46 CO2
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
MgMgMgMgMgMgMgMgMgMg + Al = MgAl =>
MgMgMgMgMgMgMgMgMgMg + 10 Al = 10 MgAl
[Co(H2O)(NH3)5]Cl2 + HCl = [Co(Cl)(NH3)5]Cl2 + H2O + H2 =>
2[Co(H2O)(NH3)5]Cl2 + 2 HCl = 2[Co(Cl)(NH3)5]Cl2 + 2 H2O + H2
SnCl2 + KOH + BiCl3 = K2SnO3 + Bi + KCl + H2O =>
3 SnCl2 + 18 KOH + 2 BiCl3 = 3 K2SnO3 + 2 Bi + 12 KCl + 9 H2O
FeBr3 + Zn = ZnBr2 + FeBr2 =>
2 FeBr3 + Zn = ZnBr2 + 2 FeBr2
K3PO4 + NH3 + H2O = (NH4)3PO4 + KOH =>
K3PO4 + 3 NH3 + 3 H2O = (NH4)3PO4 + 3 KOH
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
[]Na2O2 + []H2SO4 = []Na2SO4 + []H2O2 =>
[]Na2O2 + []H2SO4 = []Na2SO4 + []H2O2
C6H5NO2 + H2 = C6H5NH2 + H2O =>
C6H5NO2 + 3 H2 = C6H5NH2 + 2 H2O
C5H12O + C4H6O3 = C7H14O2 + H2O =>
2 C5H12O + C4H6O3 = 2 C7H14O2 + H2O
CH2OH{-}CH2OH + K = CH2OK{-}CH2OK + H2 =>
2 CH2OH{-}CH2OH + 2 K = 2 CH2OK{-}CH2OK + H2
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Mn(OH)2 + H3PO4 = Mn(H2PO4)2 + H2O =>
Mn(OH)2 + 2 H3PO4 = Mn(H2PO4)2 + 2 H2O
HBr + KMnO4 + NaOH = Br2 + KNaMnO4 + H2O =>
2 HBr + 2 KMnO4 + 2 NaOH = Br2 + 2 KNaMnO4 + 2 H2O
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
K3[Al(OH)6] = KOH + K[Al(OH)4] =>
K3[Al(OH)6] = 2 KOH + K[Al(OH)4]
HCI + KBr = HBr + KCI =>
HCI + KBr = HBr + KCI
H2CO3 + Cr(OH)3 = H2O + CrOHCO3 =>
H2CO3 + Cr(OH)3 = 2 H2O + CrOHCO3
HCl + Sr(OH){2} = HOH + Sr(Cl){2} =>
HCl + Sr(OH){2} = HOH + Sr(Cl){2}
FeSO4*7H2O = Fe2O3 + S02 + SO3 + H2O =>
12 FeSO4*7H2O = 6 Fe2O3 + S02 + 10 SO3 + 84 H2O
Ba(IO3)2 + KIO3 = K(IO3)2 + Ba(IO3) =>
Ba(IO3)2 + KIO3 = K(IO3)2 + Ba(IO3)
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Équations équilibrées sur12/13/24
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