| Équations équilibrées la veille | Équations équilibrées le lendemain |
MnO2 + 2 Be = 2 BeO + Mn
SnCl4 + H2O = Sn(OH)4 + HCl =>
SnCl4 + 4 H2O = Sn(OH)4 + 4 HCl
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Al + NaNO2 + NaOH + H2O = Na3[Al(OH)6] + NH3 =>
2 Al + NaNO2 + 5 NaOH + 5 H2O = 2 Na3[Al(OH)6] + NH3
CuO2H2 + HCl = CuCl2 + H2O =>
CuO2H2 + 2 HCl = CuCl2 + 2 H2O
HCl + NaOH = NaCl + Water =>
HCl + NaOH = NaCl + H2O
P2 = P =>
P2 = 2 P
AlF3 + SiCl4 = AlCl3 + SiF4 =>
4 AlF3 + 3 SiCl4 = 4 AlCl3 + 3 SiF4
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
C6 + O2 + H2 + Na = C7H5NaO3 =>
7 C6 + 9 O2 + 15 H2 + 6 Na = 6 C7H5NaO3
Na2CO3 + S + SO3 = CO2 + Na2S2O3 =>
3 Na2CO3 + 4 S + 2 SO3 = 3 CO2 + 3 Na2S2O3
Fe2O3 + CO = CO2 + Fe0 =>
Fe2O3 + 3 CO = 3 CO2 + 2 Fe0
HgNO3 + NaOH = Hg2O + NaNO3 + H2O =>
2 HgNO3 + 2 NaOH = Hg2O + 2 NaNO3 + H2O
KI + Na2SO3 + H2SO4 = K2SO4 + I2 + Na2S + H2O =>
6 KI + Na2SO3 + 3 H2SO4 = 3 K2SO4 + 3 I2 + Na2S + 3 H2O
Fe + H2O = H2 + Fe32O3 =>
32 Fe + 3 H2O = 3 H2 + Fe32O3
H3 + PO4 + CaO = Ca(PO4)2 + H2O =>
2 H3 + 6 PO4 + 3 CaO = 3 Ca(PO4)2 + 3 H2O
C9H21OBrSi + C4H9OK = KBr + C9H20OSi + C4H10O =>
C9H21OBrSi + C4H9OK = KBr + C9H20OSi + C4H10O
H2SO4 + KBiO3 + MnSO4 = KMnO4 + Bi2(SO4)3 + K2SO4 + H2O =>
14 H2SO4 + 10 KBiO3 + 4 MnSO4 = 4 KMnO4 + 5 Bi2(SO4)3 + 3 K2SO4 + 14 H2O
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
C + HCl = HC + Cl =>
C + HCl = HC + Cl
Ti(s) + Cl(g) = TiCl4(s) =>
Ti(s) + 4 Cl(g) = TiCl4(s)
H2Se + Cl2 = Se4 + HCl =>
4 H2Se + 4 Cl2 = Se4 + 8 HCl
Zn(OH)2 + AgCl = ZnCl2 + AgOH =>
Zn(OH)2 + 2 AgCl = ZnCl2 + 2 AgOH
C3H7OH + Na = C3H7ONa + H2 =>
2 C3H7OH + 2 Na = 2 C3H7ONa + H2
As2S5 + HNO3 = N3AsO4 + NO2 + H2O + SO2 =>
As2S5 + 12 HNO3 = 2 N3AsO4 + 6 NO2 + 6 H2O + 5 SO2
CH2(COOH) + NaOH = CH2(COONa) + H2O =>
CH2(COOH) + NaOH = CH2(COONa) + H2O
Na2CO3 + HCO2H = HCO2Na + H2O + CO2 =>
Na2CO3 + 2 HCO2H = 2 HCO2Na + H2O + CO2
CO4 + N2Cl2 = N2 + O2 + CCl4 =>
CO4 + 2 N2Cl2 = 2 N2 + 2 O2 + CCl4
C2H4O4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4O4(g) + O2(g) = 2 CO2(g) + 2 H2O(g)
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
PH3 + KMnO4 + HCl = H3PO4 + KCl + MnCl2 + H2O =>
5 PH3 + 8 KMnO4 + 24 HCl = 5 H3PO4 + 8 KCl + 8 MnCl2 + 12 H2O
HCl + Cu + Pb = PbCl2 + CuH2 =>
2 HCl + Cu + Pb = PbCl2 + CuH2
NaO + C = Na2C2 + CO2 =>
2 NaO + 3 C = Na2C2 + CO2
KOH + Mg(NO3)2 = KNO3 + Mg(OH)2 =>
2 KOH + Mg(NO3)2 = 2 KNO3 + Mg(OH)2
C8H9Cl + KMnO4 + H2SO4 = C8H5O4Cl + K2SO4 + MnSO4 + H2O =>
5 C8H9Cl + 12 KMnO4 + 18 H2SO4 = 5 C8H5O4Cl + 6 K2SO4 + 12 MnSO4 + 28 H2O
Co(OH)2 + HNO2 = Co(NO2)2 + H2O =>
Co(OH)2 + 2 HNO2 = Co(NO2)2 + 2 H2O
CH3CH5OH + O2 = H2O + CO2 =>
4 CH3CH5OH + 15 O2 = 18 H2O + 8 CO2
SiH4 + CH4 = SiCH3 + H2 =>
2 SiH4 + 2 CH4 = 2 SiCH3 + 5 H2
S2O3{2-} + IO3{-} + H2O = I{-} + SO4{2-} + H{+} =>
3 S2O3{2-} + 4 IO3{-} + 3 H2O = 4 I{-} + 6 SO4{2-} + 6 H{+}
C4H8 = CH2 =>
C4H8 = 4 CH2
Zn + CO2 = Zn(CO2) =>
Zn + CO2 = Zn(CO2)
NaH + NiO(OH) = Na + Ni(OH)2 =>
NaH + NiO(OH) = Na + Ni(OH)2
Na2 + CO3 + HCl = NaCl + HOH + CO2 =>
Na2 + CO3 + 2 HCl = 2 NaCl + HOH + CO2
C7H6O2 + H2O = HC7H6O2 + OH =>
C7H6O2 + H2O = HC7H6O2 + OH
C5H12 + O2 = OC + H2O =>
2 C5H12 + 11 O2 = 10 OC + 12 H2O
MgO = Mg8 + O =>
8 MgO = Mg8 + 8 O
C137H97O9NS + H2O = CH3OH + CO2 + NS =>
2 C137H97O9NS + 321 H2O = 209 CH3OH + 65 CO2 + 2 NS
FeCuS2 + NO3{-} + H3O{+} = Fe{3+} + Cu{2+} + SO4{-2} + NO + H2O =>
3 FeCuS2 + 17 NO3{-} + 20 H3O{+} = 3 Fe{3+} + 3 Cu{2+} + 6 SO4{-2} + 17 NO + 30 H2O
Cd + N2 = CdN2 =>
Cd + N2 = CdN2
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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