| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaOH + CuSO4 = Cu(OH)2 + Na2SO4
H4NHS + H2O = H3O + NH4 + SO2 =>
H4NHS + 7 H2O = 5 H3O + NH4 + SO2
MnO4 = MnO2 + O2 =>
MnO4 = MnO2 + O2
KBiO3 + K2SO3 + H2SO4 = Bi2(SO4)3 + K2SO4 + H2O =>
2 KBiO3 + 2 K2SO3 + 4 H2SO4 = Bi2(SO4)3 + 3 K2SO4 + 4 H2O
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
I{-} + O2 + H2O = I2 + OH{-} =>
4 I{-} + O2 + 2 H2O = 2 I2 + 4 OH{-}
KBrO3 + NH3OHCl = KBr + NO2 + H2O + Cl =>
KBrO3 + NH3OHCl = KBr + NO2 + 2 H2O + Cl
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CaCl2 + K3PO4 = Ca3(PO4)2 + KCl =>
3 CaCl2 + 2 K3PO4 = Ca3(PO4)2 + 6 KCl
K + NaCl = KCl + Na =>
K + NaCl = KCl + Na
Ba + HNO3 = Ba(NO3)2 + H2O + NO2 =>
Ba + 4 HNO3 = Ba(NO3)2 + 2 H2O + 2 NO2
NaN3 = Na + N2 =>
2 NaN3 = 2 Na + 3 N2
Mg + Al(No3)3 = Mg(No3)2 + Al =>
3 Mg + 2 Al(No3)3 = 3 Mg(No3)2 + 2 Al
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
FeSO4*7H2O + KSCN = Fe(SCN)2 + K2SO4 + H2O =>
FeSO4*7H2O + 2 KSCN = Fe(SCN)2 + K2SO4 + 7 H2O
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Ba + C2O4 = BaC2O4 =>
Ba + C2O4 = BaC2O4
(NiOH)2SO4 + NH4OH = [Ni(NH3)6](OH)2 + H2O + (NH4)2SO4 =>
(NiOH)2SO4 + 14 NH4OH = 2[Ni(NH3)6](OH)2 + 12 H2O + (NH4)2SO4
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + KPO4 = AlPO4 + K =>
Al + KPO4 = AlPO4 + K
Na + O2 = NaO4 =>
Na + 2 O2 = NaO4
Cu2O3 + CO2 = Cu2(CO3)3 =>
Cu2O3 + 3 CO2 = Cu2(CO3)3
Mg(HSO3)2 + Mg(OH)2 = (MgOH)2SO3 + H2SO3 =>
Mg(HSO3)2 + Mg(OH)2 = (MgOH)2SO3 + H2SO3
C + S8 = CS2 =>
4 C + S8 = 4 CS2
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
ZnBr2 + Fe = FeBr3 + Zn =>
3 ZnBr2 + 2 Fe = 2 FeBr3 + 3 Zn
K2MnO4 + K2S + H2O = MnO2 + S + KOH =>
K2MnO4 + K2S + 2 H2O = MnO2 + S + 4 KOH
WO3 + H2 = W + H2O =>
WO3 + 3 H2 = W + 3 H2O
Fe + Br2 = FeBr3 =>
2 Fe + 3 Br2 = 2 FeBr3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
FeO + CO = Fe + CO2 =>
FeO + CO = Fe + CO2
K2Cr2O7 + O2 = K2Cr2O9 =>
K2Cr2O7 + O2 = K2Cr2O9
KOH(aq) + NiBr2(aq) = KBr2(aq) + NiOH(s) =>
KOH(aq) + NiBr2(aq) = KBr2(aq) + NiOH(s)
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
Si(OH)4 + NaBr = SiBr4 + NaOH =>
Si(OH)4 + 4 NaBr = SiBr4 + 4 NaOH
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
KNO3 + S = KNO3S =>
KNO3 + S = KNO3S
PbSO4 + NH4(CH3COO) = Pb(CH3COO)2 + (NH4)2SO4 =>
PbSO4 + 2 NH4(CH3COO) = Pb(CH3COO)2 + (NH4)2SO4
K2CO3 + Cl2 = KClO + KCl + CO2 =>
K2CO3 + Cl2 = KClO + KCl + CO2
(NaCl) + (AgNO3) = AgCl + NaNO3 =>
(NaCl) + (AgNO3) = AgCl + NaNO3
Cl2O + H = HCl2O =>
Cl2O + H = HCl2O
HC2H5CO2 + KOH = H2O + KC2H5CO2 =>
HC2H5CO2 + KOH = H2O + KC2H5CO2
Mg + P = Mg3P6 =>
3 Mg + 6 P = Mg3P6
Mg + HNO3(k) = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3(k) = Mg(NO3)2 + 2 NO2 + 2 H2O
Si + NaH + H2O = Na2SiO3 + H2 =>
Si + 2 NaH + 3 H2O = Na2SiO3 + 4 H2
Rb + Fe2(SO4)3 = Rb2SO4 + Fe =>
6 Rb + Fe2(SO4)3 = 3 Rb2SO4 + 2 Fe
CH3CH2OH + NaHCO3 = CH3CH2Na + HCO3 + OH =>
CH3CH2OH + NaHCO3 = CH3CH2Na + HCO3 + OH
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/02/24
Équations équilibrées sur12/02/23
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