| Équations équilibrées la veille | Équations équilibrées le lendemain |
SO2 + 6 HNO3 + 2 NS = 3 H2SO4 + 8 NO
Fe2 + CuSO4 = Fe2(SO4)3 + Cu2 =>
2 Fe2 + 6 CuSO4 = 2 Fe2(SO4)3 + 3 Cu2
K2CrO7 + KBr + H2SO4 = Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 K2CrO7 + 18 KBr + 14 H2SO4 = 9 Br2 + 11 K2SO4 + Cr2(SO4)3 + 14 H2O
C15H16O2 + H2O2 = CO2 + H2O =>
C15H16O2 + 36 H2O2 = 15 CO2 + 44 H2O
NaK + CCl4 = C + NaCl + KCl =>
2 NaK + CCl4 = C + 2 NaCl + 2 KCl
Zi + Fe3Cl = ZiCl + Fe =>
Zi + Fe3Cl = ZiCl + 3 Fe
KBr + H2SO4 + MnO4 = KHSO4 + MnSO4 + H2O + Br2 =>
6 KBr + 7 H2SO4 + MnO4 = 6 KHSO4 + MnSO4 + 4 H2O + 3 Br2
FeS + NH4OH = (NH4)2S + Fe(OH)2 =>
FeS + 2 NH4OH = (NH4)2S + Fe(OH)2
H2P = H2 + P =>
H2P = H2 + P
Cu(SO4) + HCl = CuCl2 + H2SO4 =>
Cu(SO4) + 2 HCl = CuCl2 + H2SO4
C6H5NH2 + FeCl3 + H2O = C6H5NH3Cl + Fe(OH)3 =>
3 C6H5NH2 + FeCl3 + 3 H2O = 3 C6H5NH3Cl + Fe(OH)3
N2(s) + O2(g) + H2O(s) = HNO3(g) =>
2 N2(s) + 5 O2(g) + 2 H2O(s) = 4 HNO3(g)
Na2S2O3 + H2O + C2H5OH = Na2S4O6 + NaOH + CH4 =>
4 Na2S2O3 + 3 H2O + C2H5OH = 2 Na2S4O6 + 4 NaOH + 2 CH4
C7H5NO4 + C2H5OH = C9H9NO4 + H2O =>
C7H5NO4 + C2H5OH = C9H9NO4 + H2O
P(Cl)5 + (H)2O = (H)3P(O)4 + HCl =>
P(Cl)5 + 4(H)2O = (H)3P(O)4 + 5 HCl
I + NaI = NaI2 =>
I + NaI = NaI2
KIO3 + KHSO3 = KHSO4 + K2SO4 + I2 + H2O =>
2 KIO3 + 5 KHSO3 = 3 KHSO4 + 2 K2SO4 + I2 + H2O
HSO3{-} + I2 + H2O{-} = I{-} + SO4{-2} + H{+} =>
2 HSO3{-} + 3 I2 + 2 H2O{-} = 6 I{-} + 2 SO4{-2} + 6 H{+}
KI + H2SO4 + KNO2 = K2SO4 + H2O + NO + I2 =>
2 KI + 2 H2SO4 + 2 KNO2 = 2 K2SO4 + 2 H2O + 2 NO + I2
HBr + Ba(ClO3)2 = BaBr + H(ClO3)2 =>
HBr + Ba(ClO3)2 = BaBr + H(ClO3)2
CH3COCH3 + NaOI = CH3COONa + CHI3 + H2O + NaI =>
7 CH3COCH3 + 17 NaOI = 9 CH3COONa + 3 CHI3 + 6 H2O + 8 NaI
No(Co)4 = No + Co =>
No(Co)4 = No + 4 Co
KNO2 + KI + H2SO4 = I2 + NO + K2SO4 + H2O =>
2 KNO2 + 2 KI + 2 H2SO4 = I2 + 2 NO + 2 K2SO4 + 2 H2O
C2H3OO + O2 = CO2 + H2O =>
4 C2H3OO + 7 O2 = 8 CO2 + 6 H2O
SO3 + Ba(OH)2 = BaSO4 + H2O =>
SO3 + Ba(OH)2 = BaSO4 + H2O
C(CH3)2OHC(CH3)2OH = C(CH3)3C(CH3)OH2O =>
C(CH3)2OHC(CH3)2OH = C(CH3)3C(CH3)OH2O
Cu2O + H2O = CuOH =>
Cu2O + H2O = 2 CuOH
C6H9CH3 + O2 = CO2 + H2O =>
C6H9CH3 + 10 O2 = 7 CO2 + 6 H2O
Pb + Bi2(SO4)5 = Pb(SO4)2 + Bi =>
5 Pb + 2 Bi2(SO4)5 = 5 Pb(SO4)2 + 4 Bi
Al2(SO4)3 + Na2SiO3 + H2O = Na2SO4 + SiO2 + Al(OH)3 =>
Al2(SO4)3 + 3 Na2SiO3 + 3 H2O = 3 Na2SO4 + 3 SiO2 + 2 Al(OH)3
AlCl3 + KBO2 + H2O = Al(OH)3 + KCl + H3BO3 =>
AlCl3 + 3 KBO2 + 6 H2O = Al(OH)3 + 3 KCl + 3 H3BO3
C12H26O2 = C2H4O + C10H22O =>
C12H26O2 = C2H4O + C10H22O
CH3OH + NO3{-}{-} = N2 + CO2 + H2O + OH{-} =>
5 CH3OH + 6 NO3{-}{-} = 3 N2 + 5 CO2 + 7 H2O + 6 OH{-}
C3H60(g) + O2 = CO2 + H2O =>
C3H60(g) + 18 O2 = 3 CO2 + 30 H2O
(g)Mg3N2(s) + H2SO4(aq) = MgSO4(aq) + (NH4)2SO4(aq) =>
(g)Mg3N2(s) + 4 H2SO4(aq) = 3 MgSO4(aq) + (NH4)2SO4(aq)
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4 + (NH4)2(OH)2 =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4 + (NH4)2(OH)2
KI + H2SO4 = H2O + SO2 + KHSO4 + I2 =>
2 KI + 3 H2SO4 = 2 H2O + SO2 + 2 KHSO4 + I2
Ni + AuNO3 = Ni(NO3)2 + Au =>
Ni + 2 AuNO3 = Ni(NO3)2 + 2 Au
Cu + HSO4 = Cu(SO4)2 + H2O + SO2 =>
3 Cu + 8 HSO4 = 3 Cu(SO4)2 + 4 H2O + 2 SO2
P8 + O10 = P8O10 =>
P8 + O10 = P8O10
Pb(s) + Cu(NO3)2(aq) = Pb(s)(NO3)2(aq) + Cu(s) =>
Pb(s) + Cu(NO3)2(aq) = Pb(s)(NO3)2(aq) + Cu(s)
Fe + CuSO4 = Fe23SO4 + Cu =>
23 Fe + CuSO4 = Fe23SO4 + Cu
As2O3 + Br + H2O = H3AsO4 + HBr =>
As2O3 + 4 Br + 5 H2O = 2 H3AsO4 + 4 HBr
SiC + O2 = SiO2 + C2 =>
2 SiC + 2 O2 = 2 SiO2 + C2
AlI3 + Cl2 = AlCl3 + I2 =>
2 AlI3 + 3 Cl2 = 2 AlCl3 + 3 I2
SOCl2 + KMnO4 + H2SO4 = HClO3 + MnSO4 + K2SO4 + H2O =>
5 SOCl2 + 14 KMnO4 + 16 H2SO4 = 10 HClO3 + 14 MnSO4 + 7 K2SO4 + 11 H2O
Zn(NO3)2(aq) + NaCl(s) = ZnCl2(g) + NaNO3 =>
Zn(NO3)2(aq) + 2 NaCl(s) = ZnCl2(g) + 2 NaNO3
CH3COOH + CH2(OH)CH2CH3 = CH3COOCH3CH2CH3 + H2O =>
9 CH3COOH + 14 CH2(OH)CH2CH3 = 12 CH3COOCH3CH2CH3 + 8 H2O
Ba(OH)2 + Na2CrO4 = NaOH + BaCrO4 =>
Ba(OH)2 + Na2CrO4 = 2 NaOH + BaCrO4
ClO3{-} + N2O = Cl{-} + NO3 =>
5 ClO3{-} + 3 N2O = 5 Cl{-} + 6 NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/04/23
Équations équilibrées sur01/03/23
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