| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
K2Na[Co(NO2)6] + HCl = H3[Co(NO2)6] + KCl + NaCl =>
K2Na[Co(NO2)6] + 3 HCl = H3[Co(NO2)6] + 2 KCl + NaCl
Cu + HI = CuI + H2 =>
2 Cu + 2 HI = 2 CuI + H2
C2H5OH(l) + O2(g) = CO2 + H2O(l) =>
C2H5OH(l) + 3 O2(g) = 2 CO2 + 3 H2O(l)
NaNO2 + KI = KNO2 + NaI =>
NaNO2 + KI = KNO2 + NaI
(C4H9O)3PO + O2 = CO2 + H2O + P2O5 =>
2(C4H9O)3PO + 36 O2 = 24 CO2 + 27 H2O + P2O5
CaCO3*H2O = CaCO3 + H2O =>
CaCO3*H2O = CaCO3 + H2O
C6H5NO3 + O2 = CO2 + NO2 + H2O =>
4 C6H5NO3 + 27 O2 = 24 CO2 + 4 NO2 + 10 H2O
Na2SiO3 + HCl = NaCl + H2SiO3 =>
Na2SiO3 + 2 HCl = 2 NaCl + H2SiO3
XeF4 + K2MnO4 = MnF2 + KF + Xe + O2 =>
XeF4 + K2MnO4 = MnF2 + 2 KF + Xe + 2 O2
CHOH + O2 = CO2 + H2 =>
2 CHOH + O2 = 2 CO2 + 2 H2
Cl + O2 = ClO2 =>
Cl + O2 = ClO2
PbO + NaClO = PbO2 + NaCl =>
PbO + NaClO = PbO2 + NaCl
C2 + H2 + O2 = HCOOH =>
C2 + 2 H2 + 2 O2 = 2 HCOOH
Na + N2 = NaN3 =>
2 Na + 3 N2 = 2 NaN3
C2H4(g) + F2(g) = C2H3F(g) + HF(g) =>
C2H4(g) + F2(g) = C2H3F(g) + HF(g)
(NiOH)2SO4 + NaOH = Ni(OH)2 + Na2SO4 =>
(NiOH)2SO4 + 2 NaOH = 2 Ni(OH)2 + Na2SO4
H2SO4 + C = SO2 + CO2 + H2O =>
2 H2SO4 + C = 2 SO2 + CO2 + 2 H2O
ClH + CH3COCH3 = CHCl3 + H2O + CH3 =>
3 ClH + CH3COCH3 = CHCl3 + H2O + 2 CH3
Ca2 + Hg3(PO4)2 = Ca(PO4) + Hg =>
Ca2 + Hg3(PO4)2 = 2 Ca(PO4) + 3 Hg
MnO4 + H2O = Mn + OH =>
MnO4 + 4 H2O = Mn + 8 OH
KMnO4 + As2O3 + H2SO4 = As2O5 + MnO3 + K2SO4 + H2O =>
4 KMnO4 + As2O3 + 2 H2SO4 = As2O5 + 4 MnO3 + 2 K2SO4 + 2 H2O
H2MoO4 + H2SO4 = (MoO2)SO4 + H2O =>
H2MoO4 + H2SO4 = (MoO2)SO4 + 2 H2O
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
Hg + Cl = HgCl2 =>
Hg + 2 Cl = HgCl2
Ag + Cu(NO)3 = Ag(NO)3 + Cu =>
Ag + Cu(NO)3 = Ag(NO)3 + Cu
C3H10 + O2 = CO2 + H2O =>
2 C3H10 + 11 O2 = 6 CO2 + 10 H2O
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Fe2SO4 + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
5 Fe2SO4 + 4 KMnO4 + 16 H2SO4 = 5 Fe2(SO4)3 + 4 MnSO4 + 2 K2SO4 + 16 H2O
{-}3x = {-}7x =>
{-}3x = {-}7x
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Cr(OH)3 + H2O2 + OH{-} = CrO4{2-} + H2O =>
2 Cr(OH)3 + 3 H2O2 + 4 OH{-} = 2 CrO4{2-} + 8 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Zn + Cu2{+} = Zn2{+} + Cu =>
2 Zn + Cu2{+} = Zn2{+} + 2 Cu
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Br2 + CaI2 = CaBr2 + I2 =>
Br2 + CaI2 = CaBr2 + I2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
C2H4 + H2SO4 = CH3SO4 + H2 =>
C2H4 + 2 H2SO4 = 2 CH3SO4 + H2
C3H8O + O2 = CO + H2O =>
C3H8O + 3 O2 = 3 CO + 4 H2O
Cu + CrO4{2-} + H2{+} = Cu(OH)2 + Cr(OH)3 =>
Cu + 2 CrO4{2-} + 4 H2{+} = Cu(OH)2 + 2 Cr(OH)3
C3H8O(l) + O2(g) = CO2 + H2O =>
2 C3H8O(l) + 9 O2(g) = 6 CO2 + 8 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Pt(s) + HCl(aq) = PtCl + H =>
Pt(s) + HCl(aq) = PtCl + H
Pb + C = PbC =>
Pb + C = PbC
Ga(OH)3 + H4GeO4 = Ga4(GeO4)3 + H2O =>
4 Ga(OH)3 + 3 H4GeO4 = Ga4(GeO4)3 + 12 H2O
CO2 + H2O = H2CO3 = H2CO3 = H2 =>
CO2 + H2O = H2CO3
(a)H2O2(aq) = H2O(l) + O2(g) =>
2(a)H2O2(aq) = 2 H2O(l) + O2(g)
Pb(NO3)2 + NAl = PbAl + N(NO3)2 =>
Pb(NO3)2 + NAl = PbAl + N(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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