| Équations équilibrées la veille | Équations équilibrées le lendemain |
Cu + Ag(NO)3 = Cu(NO)3 + Ag
S{2-} + I2 + H2O = SO4{2-} + I{-} + H{+} =>
S{2-} + 4 I2 + 4 H2O = SO4{2-} + 8 I{-} + 8 H{+}
Br2(l) + KI(aq) = KBr(aq) + I2(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(l)
NH4 + HCl = NH4Cl + H =>
NH4 + HCl = NH4Cl + H
H2O2 + N2H4 = HNO3 + H2O =>
7 H2O2 + N2H4 = 2 HNO3 + 8 H2O
I + HNO3 = HIO3 + NO2 + H2 =>
I + 3 HNO3 = HIO3 + 3 NO2 + H2
Pb(NO3)2 + NH4Cl = PbCl2 + NH4(NO3) =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4(NO3)
K2O + H2SO4 = K2SO4 + H2O =>
K2O + H2SO4 = K2SO4 + H2O
Mn + H2S = MnS2 + H2 =>
Mn + 2 H2S = MnS2 + 2 H2
CuSO4 + Zn + H2SO4 = ZnSO4 + CuH2SO4 =>
CuSO4 + Zn + H2SO4 = ZnSO4 + CuH2SO4
NH4I + Ba(OH)2 = BaI2 + NH3 + H2O =>
2 NH4I + Ba(OH)2 = BaI2 + 2 NH3 + 2 H2O
Na + HNO3 = NaNO3 + N2O + H2O =>
8 Na + 10 HNO3 = 8 NaNO3 + N2O + 5 H2O
H5IO6 + I2 = IO3{-} + H{+} + H2O =>
5 H5IO6 + I2 = 7 IO3{-} + 7 H{+} + 9 H2O
SiH4 + LiOH = Si(OH)4 + LiH =>
SiH4 + 4 LiOH = Si(OH)4 + 4 LiH
CO2(g) + NH3(g) = NH2CONH2(s) + H2O =>
CO2(g) + 2 NH3(g) = NH2CONH2(s) + H2O
Mn + H2O2 = MnO2 + H2O =>
Mn + 2 H2O2 = MnO2 + 2 H2O
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
Au + HCl = AuCl + H2 =>
2 Au + 2 HCl = 2 AuCl + H2
SO4 + HCl = SO4Cl + H2 =>
2 SO4 + 2 HCl = 2 SO4Cl + H2
CH3CH2COH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH3CH2COOH + H2O =>
3 CH3CH2COH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH3CH2COOH + 4 H2O
Pb(NO3)2(aq) + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2(aq) + 2 NaCl = PbCl2 + 2 Na(NO3)
Cl + KBr = KCl + Br2 =>
2 Cl + 2 KBr = 2 KCl + Br2
CaCl2(s) = Ca{2+}(aq) + Cl{-}(aq) =>
CaCl2(s) = Ca{2+}(aq) + 2 Cl{-}(aq)
CH3CH2CH2OH + CH3CH2COOH = CH3CH2COOCH2CH3 + H2O =>
2 CH3CH2CH2OH + 3 CH3CH2COOH = 3 CH3CH2COOCH2CH3 + 2 H2O
Na2Cr2O7 + H2O + H2SO4 = H2CrO4 + NaHSO4 =>
Na2Cr2O7 + H2O + 2 H2SO4 = 2 H2CrO4 + 2 NaHSO4
K + H2SO4 = K2SO4 + S + H2O =>
6 K + 4 H2SO4 = 3 K2SO4 + S + 4 H2O
C3H7COOH + NaHCO3 = C3H7COONa + H2O + CO2 =>
C3H7COOH + NaHCO3 = C3H7COONa + H2O + CO2
C3H8O + Cr2O7{-2} + H{+} = C3H6O2 + Cr{+3} + H2O =>
3 C3H8O + 2 Cr2O7{-2} + 16 H{+} = 3 C3H6O2 + 4 Cr{+3} + 11 H2O
C2H4 + KMnO4 + KOH = C2H4(OH)2 + K2MnO4 =>
C2H4 + 2 KMnO4 + 2 KOH = C2H4(OH)2 + 2 K2MnO4
Al + H2SO4 + H2O = [Al(H2O)6]2(SO4)3 + H2 =>
2 Al + 3 H2SO4 + 12 H2O = [Al(H2O)6]2(SO4)3 + 3 H2
SiH4 + NH3 = Si3N4 + H2 =>
3 SiH4 + 4 NH3 = Si3N4 + 12 H2
C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
NaH + H2SO3 = H2 + Na2SO3 =>
2 NaH + H2SO3 = 2 H2 + Na2SO3
H3 + NaOH = NaH + H2O =>
2 H3 + 3 NaOH = 3 NaH + 3 H2O
C3H5N6O9 = CO2 + N2 + H2O + O2 =>
4 C3H5N6O9 = 12 CO2 + 12 N2 + 10 H2O + O2
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
FeS + H2SO4 = Fe2(SO4)3 + SO2 + H2O =>
2 FeS + 10 H2SO4 = Fe2(SO4)3 + 9 SO2 + 10 H2O
CUSO4(aq) + NH3(aq) = [CU(NH3)4]SO4(aq) =>
CUSO4(aq) + 4 NH3(aq) = [CU(NH3)4]SO4(aq)
CH3NH2 + CH3COOH = CH3CONHCH3 + H2O =>
CH3NH2 + CH3COOH = CH3CONHCH3 + H2O
CH3CO2 + H2O = HCH3CO2 + OH =>
CH3CO2 + H2O = HCH3CO2 + OH
PbCl2 + Na2S = PbS + NaCl =>
PbCl2 + Na2S = PbS + 2 NaCl
MoO3 + Zn + H2SO4 = Mo2O + ZnSO4 + H2O =>
2 MoO3 + 5 Zn + 5 H2SO4 = Mo2O + 5 ZnSO4 + 5 H2O
CH3COOH + CH3COONa = CH3COO + NaH =>
CH3COOH + CH3COONa = 2 CH3COO + NaH
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O =>
CH3COOH + C6H5CH2OH = CH3COO(CH2)H5C6 + H2O
C10H8(s) + O2(g) = CO2(g) + H2O(i) =>
C10H8(s) + 12 O2(g) = 10 CO2(g) + 4 H2O(i)
Fe + Cu2(SO4)2 = Fe(SO4)2 + Cu =>
Fe + Cu2(SO4)2 = Fe(SO4)2 + 2 Cu
C12H22O11 + KMnO4 = K2O + MnO2 + CO2 + H2O =>
C12H22O11 + 16 KMnO4 = 8 K2O + 16 MnO2 + 12 CO2 + 11 H2O
BaO + Al = BaAl4 + Al2O3 =>
3 BaO + 14 Al = 3 BaAl4 + Al2O3
C7H16 + O2 = C + H2O =>
C7H16 + 4 O2 = 7 C + 8 H2O
NaHCO3(s) + H2SO4(aq) = Na2SO4 + H2O + CO2 =>
2 NaHCO3(s) + H2SO4(aq) = Na2SO4 + 2 H2O + 2 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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