| Équations équilibrées la veille | Équations équilibrées le lendemain |
Al + ClO = AlCl + O
(NH4)2S + HNO3 = SO2 + N2 + H2O =>
5(NH4)2S + 12 HNO3 = 5 SO2 + 11 N2 + 26 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Pb(NO3)2 + K4[Fe(CN)6] = Pb2Fe(CN)6 + KNO3 =>
2 Pb(NO3)2 + K4[Fe(CN)6] = Pb2Fe(CN)6 + 4 KNO3
Bi(NO3)3 + KJ = BiJ3 + KNO3 =>
Bi(NO3)3 + 3 KJ = BiJ3 + 3 KNO3
As2S3 + HNO3 + H2O = H2AsO2 + NO + H2SO4 =>
3 As2S3 + 22 HNO3 + 4 H2O = 6 H2AsO2 + 22 NO + 9 H2SO4
Na2SeO3 + NaClO + H2O = Na2SeO4 + Cl2 + NaOH =>
Na2SeO3 + 2 NaClO + H2O = Na2SeO4 + Cl2 + 2 NaOH
CH3CONH3 + CH3CH2OH = CH2CONH3 + CH3CH2OH2 =>
CH3CONH3 + CH3CH2OH = CH2CONH3 + CH3CH2OH2
C + CaO = CO + CaC2 =>
3 C + CaO = CO + CaC2
H2O + CO2 = CO3 + H3 =>
3 H2O + 3 CO2 = 3 CO3 + 2 H3
RbCl + CaO = Rb2O + CaCl2 =>
2 RbCl + CaO = Rb2O + CaCl2
S + HNO3 = H2SO4 + H2O + NO2 =>
S + 6 HNO3 = H2SO4 + 2 H2O + 6 NO2
HSO3{-} + NH3 = SO3{-2} + NH4{+} =>
HSO3{-} + NH3 = SO3{-2} + NH4{+}
C7H7NO3 + O2 = CO2 + H2O + N2 =>
4 C7H7NO3 + 29 O2 = 28 CO2 + 14 H2O + 2 N2
KMnO4 + OKCl + H2SO = MnSO4 + H2O + Cl2 + K2SO =>
2 KMnO4 + 2 OKCl + 4 H2SO = 2 MnSO4 + 4 H2O + Cl2 + 2 K2SO
NaHSO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g) =>
NaHSO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g)
C245H488 + O2 = CO2 + H2O =>
C245H488 + 367 O2 = 245 CO2 + 244 H2O
NO3{-} + As2S3 + H2O = AsO4{-3} + NO + SO4{-2} + H{+} =>
28 NO3{-} + 3 As2S3 + 4 H2O = 6 AsO4{-3} + 28 NO + 9 SO4{-2} + 8 H{+}
N2O4 + (CH3)2N2H2 = CO2 + N2 + H2O =>
2 N2O4 + (CH3)2N2H2 = 2 CO2 + 3 N2 + 4 H2O
Zn + HNO3 = Zn(NO3)2 + HN3 + H2O =>
8 Zn + 19 HNO3 = 8 Zn(NO3)2 + HN3 + 9 H2O
HCl + Pb(SO4) = H(SO4) + ClPb =>
HCl + Pb(SO4) = H(SO4) + ClPb
SiO2 + LiSO3 = SiSO3 + LiO2 =>
SiO2 + LiSO3 = SiSO3 + LiO2
(NH4)3(PO4)2 + CaCl2 = (NH4)Cl2 + Ca3(PO4)2 =>
(NH4)3(PO4)2 + 3 CaCl2 = 3(NH4)Cl2 + Ca3(PO4)2
S + O2 = SO2 =>
S + O2 = SO2
AgCH3COO + CoCl2 = AgCl2 + CoCH3COO =>
AgCH3COO + CoCl2 = AgCl2 + CoCH3COO
H3C6H5O7 + (OH){-} = (C6H5O7){-3)+H2O =>
H3C6H5O7 + 3(OH){-} = (C6H5O7){-3)+3H2O
Ca(OH)2 + Cu = Ca2Cu2 + OH =>
2 Ca(OH)2 + 2 Cu = Ca2Cu2 + 4 OH
V + Cl = VCl4 =>
V + 4 Cl = VCl4
Na2(Co3) + H2(SO4) = H2(Co3) + Na2(SO4) =>
Na2(Co3) + H2(SO4) = H2(Co3) + Na2(SO4)
Fe + Cu3NO2 = Cu + Fe3NO2 =>
3 Fe + Cu3NO2 = 3 Cu + Fe3NO2
C7H6O2 + C2H8N2 = C16H16N2O2 + H2O =>
2 C7H6O2 + C2H8N2 = C16H16N2O2 + 2 H2O
NH4I + KIO3 + HNO3 = H2O + I2 + KNO3 =>
5 NH4I + 9 KIO3 + 4 HNO3 = 12 H2O + 7 I2 + 9 KNO3
C4H8N2O3 + O2 = CO2 + H2O + CH4N2O =>
C4H8N2O3 + 3 O2 = 3 CO2 + 2 H2O + CH4N2O
CH2O + Cu(OH)2 = CHOO + Cu2O + H2O =>
2 CH2O + 6 Cu(OH)2 = 2 CHOO + 3 Cu2O + 7 H2O
C5H11OH + K2Cr2O7 + H2SO4 = C5H10O + H2O + K2SO4 + Cr2(SO4)3 =>
3 C5H11OH + K2Cr2O7 + 4 H2SO4 = 3 C5H10O + 7 H2O + K2SO4 + Cr2(SO4)3
C8H9NO2 + CHCl3 = C8H8NOCl + CH2Cl2O =>
C8H9NO2 + CHCl3 = C8H8NOCl + CH2Cl2O
H2S + BF3 = H2SF6 + B2 =>
H2S + 2 BF3 = H2SF6 + B2
NaCl + Zn + K3[Fe(CN)6] + Fe = Fe3[Fe(CN)6]2 + NaZn + KCl =>
6 NaCl + 6 Zn + 2 K3[Fe(CN)6] + 3 Fe = Fe3[Fe(CN)6]2 + 6 NaZn + 6 KCl
FeCl2(aq) + Ni(NO3)2(aq) = Fe(NO3)2 + NiCl2 =>
FeCl2(aq) + Ni(NO3)2(aq) = Fe(NO3)2 + NiCl2
H2SO4 + Au(OH)3 = Au2SO2 + H2 + O2 =>
H2SO4 + 2 Au(OH)3 = Au2SO2 + 4 H2 + 4 O2
Na3PO4 + AlCl3 = Al(PO4)3 + Na3Cl =>
3 Na3PO4 + AlCl3 = Al(PO4)3 + 3 Na3Cl
Au + [Cl] = Au2Cl3 =>
2 Au + 3[Cl] = Au2Cl3
Zn + HNO3 = Zn(NO3)2 + HN3 + H2O =>
8 Zn + 19 HNO3 = 8 Zn(NO3)2 + HN3 + 9 H2O
KCl + MnO2 + H2SO4 = K2SO4 + MnSO4 + Cl2 + H2O =>
2 KCl + MnO2 + 2 H2SO4 = K2SO4 + MnSO4 + Cl2 + 2 H2O
Cd + MnO4{-} + H2O = MnO2 + OH{-} + Cd{2+} =>
3 Cd + 2 MnO4{-} + 4 H2O = 2 MnO2 + 8 OH{-} + 3 Cd{2+}
Fe(ClO)2 + CaSO5 = FeSO5 + Ca(ClO)2 =>
Fe(ClO)2 + CaSO5 = FeSO5 + Ca(ClO)2
NaCO{3} + HCl = NaCl + HCO{3} =>
NaCO{3} + HCl = NaCl + HCO{3}
CH3NH3Br + H2O = HBr + CH3NH3OH =>
CH3NH3Br + H2O = HBr + CH3NH3OH
ZnO + N2 = Zn + NO =>
2 ZnO + N2 = 2 Zn + 2 NO
NaNO3 + Ni(NO3)2*6H2O + NH4H2PO4 = Na2NiP2O7 + HNO3 + NH3 + H2O =>
2 NaNO3 + Ni(NO3)2*6H2O + 2 NH4H2PO4 = Na2NiP2O7 + 4 HNO3 + 2 NH3 + 7 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/19/25
Équations équilibrées sur03/21/24
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