| Équations équilibrées la veille | Équations équilibrées le lendemain |
Se + 6 HNO3 = H2SeO4 + 6 NO2 + 2 H2O
Fe2O2 + H2 = Fe + H2O =>
Fe2O2 + 2 H2 = 2 Fe + 2 H2O
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
[Pb(OH)4]{2-} + H2O2 = H2O + PbO2 + OH{-} =>
[Pb(OH)4]{2-} + H2O2 = 2 H2O + PbO2 + 2 OH{-}
HAuCl4 + Na3C6H5O7 + H2O = Au + CO2 + HCl + NaCl =>
6 HAuCl4 + Na3C6H5O7 + 5 H2O = 6 Au + 6 CO2 + 21 HCl + 3 NaCl
C10H10 + O2 = CO + H2O =>
2 C10H10 + 15 O2 = 20 CO + 10 H2O
(NH4)3PO4 + BaBr2 = Ba3(PO4)2 + NH4Br =>
2(NH4)3PO4 + 3 BaBr2 = Ba3(PO4)2 + 6 NH4Br
CH3Cl + NH3 = [(CH3)4N]Cl + HCl =>
4 CH3Cl + NH3 = [(CH3)4N]Cl + 3 HCl
Co + HCl = CoCl2 + H2 =>
Co + 2 HCl = CoCl2 + H2
NaOH(aq) + H2S(aq) = Na2S(aq) + H2O(l) =>
2 NaOH(aq) + H2S(aq) = Na2S(aq) + 2 H2O(l)
Bi + N2 = BiN2 =>
Bi + N2 = BiN2
Na3PO4 + Ca(C2H3O2)2 = Na3(C2H3O2)2 + CaPO4 =>
Na3PO4 + Ca(C2H3O2)2 = Na3(C2H3O2)2 + CaPO4
Cu = Cu{2+} + e =>
Cu = Cu{2+} + 2e
PbCO3 + HC2H3O2 = Pb(C2H3O2)2 + H2O + CO2 =>
PbCO3 + 2 HC2H3O2 = Pb(C2H3O2)2 + H2O + CO2
C5H8O2N + O2 = CO2 + H2O + NH3 =>
4 C5H8O2N + 21 O2 = 20 CO2 + 10 H2O + 4 NH3
KC1O = KC1 + O2 =>
2 KC1O = 2 KC1 + O2
Fe + O = FeO3 =>
Fe + 3 O = FeO3
Be + N = BeN2 =>
Be + 2 N = BeN2
NaNO3 + NaCl = Na + NO3Cl =>
NaNO3 + NaCl = 2 Na + NO3Cl
C6H18 + O2 = CO2 + H2O =>
2 C6H18 + 21 O2 = 12 CO2 + 18 H2O
K2Cr2O7 + H2SO4 + C3H7OH = Cr2(SO4)3 + K2SO4 + CH3COOH + H2O =>
2 K2Cr2O7 + 8 H2SO4 + 2 C3H7OH = 2 Cr2(SO4)3 + 2 K2SO4 + 3 CH3COOH + 10 H2O
C2H5SO3H + O2 = CO2 + H2O + SO3 =>
2 C2H5SO3H + 7 O2 = 4 CO2 + 6 H2O + 2 SO3
(PbCO3) = PbO + CO2 =>
(PbCO3) = PbO + CO2
C2H4 + Br = C2H6Br + C2H =>
5 C2H4 + 3 Br = 3 C2H6Br + 2 C2H
K2Cr2O7 + H3PO2 + H2SO4 = Cr2(SO4)3 + H3PO4 + K2SO4 + H2O =>
2 K2Cr2O7 + 3 H3PO2 + 8 H2SO4 = 2 Cr2(SO4)3 + 3 H3PO4 + 2 K2SO4 + 8 H2O
CH4 + O2 = CH3COOH + H2O =>
2 CH4 + 2 O2 = CH3COOH + 2 H2O
Cs(s) + HCl(aq) = CsCl2(aq) + H2(g) =>
Cs(s) + 2 HCl(aq) = CsCl2(aq) + H2(g)
N2 + HNO3 = NO + NH3 =>
7 N2 + 6 HNO3 = 18 NO + 2 NH3
NaOH + SnCl2 = NaCl + Na[Sn(OH)3] =>
3 NaOH + SnCl2 = 2 NaCl + Na[Sn(OH)3]
Cu + CaCO3 = CuCO3 + Ca =>
Cu + CaCO3 = CuCO3 + Ca
ZnSO4 + NaOH = ZnO + Na2SO4 + H2O =>
ZnSO4 + 2 NaOH = ZnO + Na2SO4 + H2O
C3H8(g) + O(g) = CO(g) + H2O(l) =>
C3H8(g) + 7 O(g) = 3 CO(g) + 4 H2O(l)
Ca3P2 = Ca + P =>
Ca3P2 = 3 Ca + 2 P
KCIO2 = KCIO4 + KCI =>
2 KCIO2 = KCIO4 + KCI
N2H6SO4 + NaOH = N2H4 + Na2SO4 + H2O =>
N2H6SO4 + 2 NaOH = N2H4 + Na2SO4 + 2 H2O
SbCl3 = Sb + Cl =>
SbCl3 = Sb + 3 Cl
Na2C2O4 + CaCl2 = NaCl + C2O4Ca =>
Na2C2O4 + CaCl2 = 2 NaCl + C2O4Ca
RbF = Rb + F2 =>
2 RbF = 2 Rb + F2
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
Al + H3PO4 = AlPO4 + H2 =>
2 Al + 2 H3PO4 = 2 AlPO4 + 3 H2
C17H26O4 = C17H24O3 + H2O =>
C17H26O4 = C17H24O3 + H2O
AgCl + H2O = AgOH + HCl =>
AgCl + H2O = AgOH + HCl
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl(g) =>
C2H6(g) + Cl2(g) = C2H5Cl(g) + HCl(g)
Pb(OH)4 = PbO2 + H2O =>
Pb(OH)4 = PbO2 + 2 H2O
MgSO4(aq) + HCl(aq) = MgCl2 + H2SO4 =>
MgSO4(aq) + 2 HCl(aq) = MgCl2 + H2SO4
B + F = BF3 =>
B + 3 F = BF3
NaNO2 = NaNO3 + NO + Na2O =>
3 NaNO2 = NaNO3 + 2 NO + Na2O
O2 + KClO3 = O2ClO3 + K =>
O2 + KClO3 = O2ClO3 + K
NaCl(aq) + Br2(l) = Br2Cl(aq) + Na(s) =>
NaCl(aq) + Br2(l) = Br2Cl(aq) + Na(s)
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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