| Équations équilibrées la veille |
CH3OOH(aq) + NaOH(aq) = CH3OONa(aq) + H2O(l)
AgNO3 + NiCl2 = AgCl + Ni(NO3)2 =>
2 AgNO3 + NiCl2 = 2 AgCl + Ni(NO3)2
H2B4O7 + H2O = H3BO3 =>
H2B4O7 + 5 H2O = 4 H3BO3
Co(C2H3O2)2 + (NH4)2SO4 = CoSO4 + NH4C2H3O2 =>
Co(C2H3O2)2 + (NH4)2SO4 = CoSO4 + 2 NH4C2H3O2
C3H6N3O9 = N2 + CO2 + H2O =>
2 C3H6N3O9 = 3 N2 + 6 CO2 + 6 H2O
CrCl3*6H2O + Na2C2O4 = Na3Cr(C2O4)3 + NaCl + H2O =>
CrCl3*6H2O + 3 Na2C2O4 = Na3Cr(C2O4)3 + 3 NaCl + 6 H2O
C2H4O + C5H12O = H2O + C7H15O2 =>
15 C2H4O + 8 C5H12O = 3 H2O + 10 C7H15O2
NaHSO3(aq) + HCl(aq) = NaCl(aq) + SO2(g) + H2O =>
NaHSO3(aq) + HCl(aq) = NaCl(aq) + SO2(g) + H2O
CH3CH(NO2)CH + Fe + HCl = CH3CH(NH3)CH2Cl + FeCl2 + H2O =>
2 CH3CH(NO2)CH + 7 Fe + 16 HCl = 2 CH3CH(NH3)CH2Cl + 7 FeCl2 + 4 H2O
Na2S(aq) + HCl = H2S(g) + NaCl(aq) =>
Na2S(aq) + 2 HCl = H2S(g) + 2 NaCl(aq)
O3 + HC = HCO =>
O3 + 3 HC = 3 HCO
C2H4N4O4 + O2 = CO2 + H2O + N2 =>
C2H4N4O4 + O2 = 2 CO2 + 2 H2O + 2 N2
C6H12O2(g) + O2(g) = CO2(g) + H2O(g) =>
C6H12O2(g) + 8 O2(g) = 6 CO2(g) + 6 H2O(g)
SnO + HNO3 = SnO2 + NO + H2O =>
3 SnO + 2 HNO3 = 3 SnO2 + 2 NO + H2O
CH2O + C2H4O = C3H4O + H2O =>
CH2O + C2H4O = C3H4O + H2O
C2H4 + OH{-} = C2H6O2 + e =>
C2H4 + 2 OH{-} = C2H6O2 + 2e
BF3 + H2O = B2O3 + HF =>
2 BF3 + 3 H2O = B2O3 + 6 HF
AgNO3 + NaOH + MnCl2 = NaNO3 + Mn(OH)2 + AgCl =>
2 AgNO3 + 2 NaOH + MnCl2 = 2 NaNO3 + Mn(OH)2 + 2 AgCl
NaHCO3 = Na2 + CO3 + CO2 + H2O =>
2 NaHCO3 = Na2 + CO3 + CO2 + H2O
K2Cr2O7 + HCl3 = CrCl3 + Cl2 + KCl + H2O =>
K2Cr2O7 + 14 HCl3 = 2 CrCl3 + 17 Cl2 + 2 KCl + 7 H2O
Ni + ClO3 = NiCl2 + O2 =>
Ni + 2 ClO3 = NiCl2 + 3 O2
CaCO3 + Na(C17H35COO) = Ca(C17H35COO) + NaCO3 =>
CaCO3 + Na(C17H35COO) = Ca(C17H35COO) + NaCO3
AlI3 + Sr = SrI3 + Al =>
AlI3 + Sr = SrI3 + Al
NH4OH + Cu(CH3COO)2 = NH4CH3COO + Cu(OH)2 =>
2 NH4OH + Cu(CH3COO)2 = 2 NH4CH3COO + Cu(OH)2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
BaO + HClO2 = Ba(ClO2)2 + H2O =>
BaO + 2 HClO2 = Ba(ClO2)2 + H2O
Cu + CaF2 = CuF + Ca =>
2 Cu + CaF2 = 2 CuF + Ca
C6H10 + O2 = CO2 + H2O =>
2 C6H10 + 17 O2 = 12 CO2 + 10 H2O
HNO3(ac) + CaCO3(s) = CO2(g) + H2O(g) + Ca(NO3)2(ac) =>
2 HNO3(ac) + CaCO3(s) = CO2(g) + H2O(g) + Ca(NO3)2(ac)
Ca3(PO4)2 + SiO2 + C = CO + CaSiO3 + P4 =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 10 CO + 6 CaSiO3 + P4
H2 + I2 = HI =>
H2 + I2 = 2 HI
K2S + Rb = Rb2S + K =>
K2S + 2 Rb = Rb2S + 2 K
CH3CH2COOH + K2O = (CH3CH2COO)K + H2O =>
2 CH3CH2COOH + K2O = 2(CH3CH2COO)K + H2O
AgCl + NH3 = Ag(NH3)2{+} + Cl{-} =>
AgCl + 2 NH3 = Ag(NH3)2{+} + Cl{-}
H2SO3 = SO3H2 =>
H2SO3 = SO3H2
Cr{+6} + HSO3{-} + H2O = Cr{3+} + HSO4{-} + H{+} =>
2 Cr{+6} + 3 HSO3{-} + 3 H2O = 2 Cr{3+} + 3 HSO4{-} + 6 H{+}
K2Cr2O7 + FeSO4 + H2SO4 = K2SO4 + Cr2(SO4) + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 10 FeSO4 + 7 H2SO4 = K2SO4 + Cr2(SO4) + 5 Fe2(SO4)3 + 7 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH3OOH(aq) + NaOH(aq) = CH3OONa(aq) + H2O(l) =>
CH3OOH(aq) + NaOH(aq) = CH3OONa(aq) + H2O(l)
C6H10O5 + O2 = CO2(g) + H2O(g) =>
C6H10O5 + 6 O2 = 6 CO2(g) + 5 H2O(g)
KNO3 + Ti = KNO2 + TiO2 =>
2 KNO3 + Ti = 2 KNO2 + TiO2
Pb(NO3)2 + KI = Pb + KNO3 + I2 =>
Pb(NO3)2 + 2 KI = Pb + 2 KNO3 + I2
NaCl + CuNO3 = NaNO3 + CuCl =>
NaCl + CuNO3 = NaNO3 + CuCl
C7H12 + CHCl3 = C8H13Cl2 + HCl =>
27 C7H12 + 19 CHCl3 = 26 C8H13Cl2 + 5 HCl
HgS + Fe = Hg + FeS =>
HgS + Fe = Hg + FeS
S + NaOH = Na2S + NaSO2 + H2O =>
5 S + 8 NaOH = 3 Na2S + 2 NaSO2 + 4 H2O
CH3COCH3 + H2 = CH3CH2(OH)CH3 =>
2 CH3COCH3 + 3 H2 = 2 CH3CH2(OH)CH3
CCl2F2 + Na2C2O4 = C + CO2 + NaCl + NaF =>
CCl2F2 + 2 Na2C2O4 = C + 4 CO2 + 2 NaCl + 2 NaF
Zn2 + HOH = ZnOH + H =>
Zn2 + 2 HOH = 2 ZnOH + 2 H
KCl(aq) + AgClO4(aq) = KClO4 + AgCl =>
KCl(aq) + AgClO4(aq) = KClO4 + AgCl
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Équations équilibrées sur10/30/24
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