| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 C2H6Cd + 7 O2 = 4 CO2 + 6 H2O + 2 Cd
Na2CO3(aq) + CoCl2(aq) = Na2Cl2(g) + CO3Co(aq) =>
Na2CO3(aq) + CoCl2(aq) = Na2Cl2(g) + CO3Co(aq)
C7H6O2 + CH4O = H2O + C8H8O2 =>
C7H6O2 + CH4O = H2O + C8H8O2
HCI + Cu = CuCI + H2 =>
2 HCI + 2 Cu = 2 CuCI + H2
K2CrO7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + KHSO4 + H2O =>
2 K2CrO7 + 18 FeSO4 + 16 H2SO4 = Cr2(SO4)3 + 9 Fe2(SO4)3 + 4 KHSO4 + 14 H2O
PbO + CuO + TeO2 + O2 = PbCuTe2O7 =>
2 PbO + 2 CuO + 4 TeO2 + O2 = 2 PbCuTe2O7
Cu + NO3 = Cu(NO3)2 =>
Cu + 2 NO3 = Cu(NO3)2
Fe + H2SO4 = Fe2(SO4)3 + H2S + H2O =>
8 Fe + 15 H2SO4 = 4 Fe2(SO4)3 + 3 H2S + 12 H2O
Cu2(OH)2SO4 + KOH = Cu(OH)2 + K2SO4 =>
Cu2(OH)2SO4 + 2 KOH = 2 Cu(OH)2 + K2SO4
AlH + KOH + HOH = KAl(OH)4 + H2 =>
AlH + KOH + 3 HOH = KAl(OH)4 + 2 H2
CH3COOH + HOCH2CH2CH3 = CH3CH2CO2CH2CH2CH3 + H2O =>
3 CH3COOH + 4 HOCH2CH2CH3 = 3 CH3CH2CO2CH2CH2CH3 + 4 H2O
C3H7OH + KMnO4 + H2SO4 = CH3CH2COH + MnSO4 + K2SO4 + H2O =>
5 C3H7OH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COH + 2 MnSO4 + K2SO4 + 8 H2O
Na2Cr2O7 + HCl + FeCl2 = FeCl3 + NaCl + CrCl3 + H2O =>
Na2Cr2O7 + 14 HCl + 6 FeCl2 = 6 FeCl3 + 2 NaCl + 2 CrCl3 + 7 H2O
KCl + Al = AlCl3 + K =>
3 KCl + Al = AlCl3 + 3 K
SO3 + Au(OH)3 = Au2(SO4)3 + H2O =>
3 SO3 + 2 Au(OH)3 = Au2(SO4)3 + 3 H2O
Co3OFeO = O2Co3Fe =>
Co3OFeO = O2Co3Fe
CaCO3 + Na2SO3 = Na2CO3 + CaSO3 =>
CaCO3 + Na2SO3 = Na2CO3 + CaSO3
C2H5OH + H = C2H6 + H2O =>
C2H5OH + 2 H = C2H6 + H2O
MnO4 + S2O3{2-} + OH{-} = MnO2 + SO4{2-} + H2O =>
2 MnO4 + S2O3{2-} + 2 OH{-} = 2 MnO2 + 2 SO4{2-} + H2O
C6H10O5 = CO + H2 + CH4 =>
C6H10O5 = 5 CO + 3 H2 + CH4
CuO + CO2 + H2O = CuCO3*Cu(OH)2 =>
2 CuO + CO2 + H2O = CuCO3*Cu(OH)2
H2SO4(aq) + NaOH(aq) + KOH(aq) = NaKSO4(aq) + HOH =>
H2SO4(aq) + NaOH(aq) + KOH(aq) = NaKSO4(aq) + 2 HOH
Al + NH3 = AlN3 + H2 =>
2 Al + 6 NH3 = 2 AlN3 + 9 H2
Pt + O2 = Pt2O =>
4 Pt + O2 = 2 Pt2O
CS2 + CaO = CO2 + CaS =>
CS2 + 2 CaO = CO2 + 2 CaS
(Pb(NO3))2 + Na3PO4 = Pb3(PO4)2 + Na2NO3 =>
3(Pb(NO3))2 + 4 Na3PO4 = 2 Pb3(PO4)2 + 6 Na2NO3
Zn + Ag = Ag2Zn3 =>
3 Zn + 2 Ag = Ag2Zn3
[Co(H2O)6]Cl2 + H2O2 + HCl = [Co]Cl3 + H2O =>
2[Co(H2O)6]Cl2 + H2O2 + 2 HCl = 2[Co]Cl3 + 14 H2O
KBr + FeO = FeBr2 + K2O =>
2 KBr + FeO = FeBr2 + K2O
Na2[Zn(OH)4] + SO2 = NaHSO3 + ZnSO3 + H2O =>
Na2[Zn(OH)4] + 3 SO2 = 2 NaHSO3 + ZnSO3 + H2O
Sr + P = Sr3P2 =>
3 Sr + 2 P = Sr3P2
Rb + CH3COOH = CH3COORb + H2 =>
2 Rb + 2 CH3COOH = 2 CH3COORb + H2
Zn(OH)2(s) + NaOH(aq) = Na2Zn(OH)4(aq) =>
Zn(OH)2(s) + 2 NaOH(aq) = Na2Zn(OH)4(aq)
PH3 + N2O = P4O10 + H2O + N2 =>
4 PH3 + 16 N2O = P4O10 + 6 H2O + 16 N2
P4 + NaClO2 + NaOH = Na2H2P2O3 + NaCl =>
P4 + NaClO2 + 4 NaOH = 2 Na2H2P2O3 + NaCl
NaCl + BaCl2 = NaBa + Cl2 =>
2 NaCl + 2 BaCl2 = 2 NaBa + 3 Cl2
Pb2No3 + MgSO4 = Pb2SO4MgNo3 =>
Pb2No3 + MgSO4 = Pb2SO4MgNo3
Ti(ClO3)2 + Al2(SO4)3 = Ti2(SO4)2 + Al(ClO3)3 =>
6 Ti(ClO3)2 + 2 Al2(SO4)3 = 3 Ti2(SO4)2 + 4 Al(ClO3)3
Mg2N + H2O = Mg(OH)2 + NH4 =>
Mg2N + 4 H2O = 2 Mg(OH)2 + NH4
MnSO4 + NaOH + KNO3 = Na2MnO4 + KNO2 + Na2SO4 + H2O =>
MnSO4 + 4 NaOH + 2 KNO3 = Na2MnO4 + 2 KNO2 + Na2SO4 + 2 H2O
PH3 + H2 = PH5 =>
PH3 + H2 = PH5
MgSO4 + Br2 + NaOH = Na2MgO4 + NaBr + Na2SO4 + H2O =>
MgSO4 + 2 Br2 + 8 NaOH = Na2MgO4 + 4 NaBr + Na2SO4 + 4 H2O
C4H8O2 + NaOH + I2 = C2H5I + CH3COONa + H2O =>
5 C4H8O2 + 6 NaOH + 2 I2 = 4 C2H5I + 6 CH3COONa + 4 H2O
FeS(s) + HI(aq) = FeI2(aq) + H2S(aq) =>
FeS(s) + 2 HI(aq) = FeI2(aq) + H2S(aq)
SO3 + H2CO3 + H2O = CH2(OH)SO3 + OH =>
SO3 + H2CO3 + 3 H2O = CH2(OH)SO3 + 5 OH
Hg(NO3)2 + NaCrO4 = HgCrO4 + Na(NO3)2 =>
Hg(NO3)2 + NaCrO4 = HgCrO4 + Na(NO3)2
K2[HgI4] + KOH + NH3 = (Hg2N)I + KI + H2O =>
2 K2[HgI4] + 3 KOH + NH3 = (Hg2N)I + 7 KI + 3 H2O
HClO3 + Na = NaClO3 + H3 =>
3 HClO3 + 3 Na = 3 NaClO3 + H3
KNO3 + C8H18 = K2CO3 + CO2 + H2O + N2 =>
10 KNO3 + C8H18 = 5 K2CO3 + 3 CO2 + 9 H2O + 5 N2
Pb(NO3)2 + KJ = PbJ + K(NO3)2 =>
Pb(NO3)2 + KJ = PbJ + K(NO3)2
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Équations équilibrées sur12/12/24
Équations équilibrées sur01/11/24
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