| Équations équilibrées la veille |
Na + CuCI = Cu + NaCI
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
CH2O(g) + O2(g) = CO2 + H2O =>
CH2O(g) + O2(g) = CO2 + H2O
TiO2 + H2O = TiH4O4 =>
TiO2 + 2 H2O = TiH4O4
S4N4 + OH{-} + H2O = S2O3{2-} + SO3{2-} + NH3 =>
S4N4 + 6 OH{-} + 3 H2O = S2O3{2-} + 2 SO3{2-} + 4 NH3
H2C2O4 + HNO3 = CO2 + H2O + NO2 =>
H2C2O4 + 2 HNO3 = 2 CO2 + 2 H2O + 2 NO2
V + F = VF =>
V + F = VF
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
LiOH + Cu(C2H3O2)2 = Li(C2H3O2) + Cu(OH)2 =>
2 LiOH + Cu(C2H3O2)2 = 2 Li(C2H3O2) + Cu(OH)2
Ba(NO3)2(aq) + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2(aq) + Na2CrO4 = BaCrO4 + 2 NaNO3
NH4NO2 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
8 NH4NO2 + 3 Ca(OH)2 = 3 Ca(NO3)2 + 10 NH3 + 4 H2O
NH4 + O = N + H2O =>
NH4 + 2 O = N + 2 H2O
Ba(OH)2(aq) + CO2(g) = BaCO3(s) + H2O =>
Ba(OH)2(aq) + CO2(g) = BaCO3(s) + H2O
NaCo3 + HCl = NaCl2 + H2Co3 =>
NaCo3 + 2 HCl = NaCl2 + H2Co3
K + H + PO4 = K2HPO4 =>
2 K + H + PO4 = K2HPO4
Sb2O5 + NaOH + H2O = Na[Sb(OH)6] =>
Sb2O5 + 2 NaOH + 5 H2O = 2 Na[Sb(OH)6]
N2(g) + O2 = NO2(g) =>
N2(g) + 2 O2 = 2 NO2(g)
BaCl2 + NaNO3 = Ba(NO3)2 + NaCl =>
BaCl2 + 2 NaNO3 = Ba(NO3)2 + 2 NaCl
CH3COOH(aq) + Ba(OH)2(aq) = Ba(CH3COO)2(aq) + H2O(l) =>
2 CH3COOH(aq) + Ba(OH)2(aq) = Ba(CH3COO)2(aq) + 2 H2O(l)
Ir + O = IrO2 =>
Ir + 2 O = IrO2
AuCl4{-} + AsH3 + OH{-} = Au + AsO3{-3} + H2O + Cl{-} =>
2 AuCl4{-} + AsH3 + 9 OH{-} = 2 Au + AsO3{-3} + 6 H2O + 8 Cl{-}
C15H30(l) + O2 = CO2(g) + H2O(g) =>
2 C15H30(l) + 45 O2 = 30 CO2(g) + 30 H2O(g)
NO2(g) + H2(g) = NH3(g) + H2O(g) =>
2 NO2(g) + 7 H2(g) = 2 NH3(g) + 4 H2O(g)
H3PO4 + KOH = H4KO5P =>
H3PO4 + KOH = H4KO5P
C2H4 + KMnO4 + H = C2H6O2 + K + Mn =>
2 C2H4 + KMnO4 + 4 H = 2 C2H6O2 + K + Mn
SO2Cl2(l) + H2O(l) = H2SO4(aq) + HCl(g) =>
SO2Cl2(l) + 2 H2O(l) = H2SO4(aq) + 2 HCl(g)
FeBr2(aq) + K2CO3(aq) = FeCO3 + KBr =>
FeBr2(aq) + K2CO3(aq) = FeCO3 + 2 KBr
I + Cl2 = ICl =>
2 I + Cl2 = 2 ICl
CH3COOC3H7 + NaOH = CH3COONa + C3H7OH =>
CH3COOC3H7 + NaOH = CH3COONa + C3H7OH
H3C6H5O7 + OH{-} = C6H5O7{3-} + H2O =>
H3C6H5O7 + 3 OH{-} = C6H5O7{3-} + 3 H2O
HClO4(aq) + H2O(l) = H3O + ClO4 =>
HClO4(aq) + H2O(l) = H3O + ClO4
FeH2SO4 = FeSO4 + H2 =>
FeH2SO4 = FeSO4 + H2
NaBH4 = NaH + B2H6 =>
2 NaBH4 = 2 NaH + B2H6
Ba(OH)2 + H2SiO3 = Ba(HSiO3)2 + H2O =>
Ba(OH)2 + 2 H2SiO3 = Ba(HSiO3)2 + 2 H2O
Na2SO4(aq) + KOH(aq) = NaOH + K2SO4 =>
Na2SO4(aq) + 2 KOH(aq) = 2 NaOH + K2SO4
CuSO4H2O(s) = CuSO4(s) + H2O(g) =>
CuSO4H2O(s) = CuSO4(s) + H2O(g)
Sn + HI = SnI2 + H2 =>
Sn + 2 HI = SnI2 + H2
NaNO3 + O2 = NaO + NO3 =>
2 NaNO3 + O2 = 2 NaO + 2 NO3
CaO + MgCl2 = MgO + CaCl2 =>
CaO + MgCl2 = MgO + CaCl2
Na2HPO4 + HCl = H3PO4 + NaCl =>
Na2HPO4 + 2 HCl = H3PO4 + 2 NaCl
K2CrO4 + Na2S + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
8 K2CrO4 + 3 Na2S + 20 H2SO4 = 4 Cr2(SO4)3 + 3 Na2SO4 + 8 K2SO4 + 20 H2O
Li + Sn(SO3)2 = Li2SO3 + Sn =>
4 Li + Sn(SO3)2 = 2 Li2SO3 + Sn
TiO2 + H2O = TiH4O4 =>
TiO2 + 2 H2O = TiH4O4
K(s) + HNO3(aq) = KNO3 + H2 =>
2 K(s) + 2 HNO3(aq) = 2 KNO3 + H2
Sn(CO3)2 + HCl = SnCl4 + H2CO3 =>
Sn(CO3)2 + 4 HCl = SnCl4 + 2 H2CO3
CuCl2 + KCN = K2[Cu(CN)2] + C2N2 + KCl =>
CuCl2 + 4 KCN = K2[Cu(CN)2] + C2N2 + 2 KCl
Mg3P2(s) + H2O(l) = PH3(g) + Mg(OH)2(aq) =>
Mg3P2(s) + 6 H2O(l) = 2 PH3(g) + 3 Mg(OH)2(aq)
Fe + NH4SCN = FeSCN + NH4 =>
Fe + NH4SCN = FeSCN + NH4
B2O3(s) + Mg(s) = B(g) + MgO(s) =>
B2O3(s) + 3 Mg(s) = 2 B(g) + 3 MgO(s)
C3H6O2 + Ca(OH)2 = Ca(C3H5O2)2 + H2O =>
2 C3H6O2 + Ca(OH)2 = Ca(C3H5O2)2 + 2 H2O
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Équations équilibrées sur10/23/24
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