| Équations équilibrées la veille | Équations équilibrées le lendemain |
KNO2 + NaOH = KOH + NaNO2
Ca3(PO4)2 + C + SiO2 = P4 + CO + CaSiO3 =>
2 Ca3(PO4)2 + 10 C + 6 SiO2 = P4 + 10 CO + 6 CaSiO3
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
FeCl2 + Li2SO4 = LiCl + FeSO4 =>
FeCl2 + Li2SO4 = 2 LiCl + FeSO4
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
C4H12 + O2 = CO2 + H2O =>
C4H12 + 7 O2 = 4 CO2 + 6 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
AgNO3 + HF = FOH + AgNO2 =>
AgNO3 + HF = FOH + AgNO2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Ba(OH)2 + NO2 = Ba(NO3)2 + Ba(NO2)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO3)2 + Ba(NO2)2 + 2 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
KNO2 = KNO3 + NO + K2O =>
3 KNO2 = KNO3 + 2 NO + K2O
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
CH2CHCHCH2 + KMnO4 + H2O = MnO2 + KOH + CH2OHCHOHCHOHCH2OH =>
3 CH2CHCHCH2 + 4 KMnO4 + 8 H2O = 4 MnO2 + 4 KOH + 3 CH2OHCHOHCHOHCH2OH
H{+} + Cr2O7{-2} + C2H5OH = Cr{+3} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{-2} + C2H5OH = 4 Cr{+3} + 2 CO2 + 11 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
As2O3 + HCl + Zn = ZnCl2 + H2O + AsH3 =>
As2O3 + 12 HCl + 6 Zn = 6 ZnCl2 + 3 H2O + 2 AsH3
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
H3PO3 = H3PO4 + PH3 =>
4 H3PO3 = 3 H3PO4 + PH3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Pb + NH4OH = Pb(OH)2 + NH4 =>
Pb + 2 NH4OH = Pb(OH)2 + 2 NH4
Mg(NO3)2 + H2SO4 = MgSO4 + HNO3 =>
Mg(NO3)2 + H2SO4 = MgSO4 + 2 HNO3
Al(s) + Cd(C2H3O2)2(aq) = Al(C2H3O2)3(aq) + Cd(s) =>
2 Al(s) + 3 Cd(C2H3O2)2(aq) = 2 Al(C2H3O2)3(aq) + 3 Cd(s)
AgCl + Na2S2O3 = Na3Ag(S2O3)2 + NaCl =>
AgCl + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaCl
Co(NO3)2*6H2O + Na2SO4 = CoSO4 + NaNO3 + H2O =>
Co(NO3)2*6H2O + Na2SO4 = CoSO4 + 2 NaNO3 + 6 H2O
CH3CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2COOH + H2O =>
20 CH3CH2CH2OH + 6 K2Cr2O7 + 24 H2SO4 = 6 Cr2(SO4)3 + 6 K2SO2 + 15 CH3CH2CH2COOH + 44 H2O
FeS + CaO = CaS + FeO =>
FeS + CaO = CaS + FeO
Al(NO3)3 + Na2SO3 + H2O = Al(OH)3 + NaNO3 + SO2 =>
2 Al(NO3)3 + 3 Na2SO3 + 3 H2O = 2 Al(OH)3 + 6 NaNO3 + 3 SO2
Bi(NO3)3 + H2O = Bi2O3 + HNO3 =>
2 Bi(NO3)3 + 3 H2O = Bi2O3 + 6 HNO3
H2SO4 + K = H + K2SO4 =>
H2SO4 + 2 K = 2 H + K2SO4
C9H12 + H2SO4 + K2Cr2O7 = C6H6O + K2SO4 + Cr2(SO4)3 + H2O =>
2 C9H12 + 8 H2SO4 + 2 K2Cr2O7 = 3 C6H6O + 2 K2SO4 + 2 Cr2(SO4)3 + 11 H2O
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
AlCl3 + Na2S = Al2S3 + NaCl =>
2 AlCl3 + 3 Na2S = Al2S3 + 6 NaCl
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C2H5OH + NaOH + CuSO4 = Cu2O + Na2SO4 + H2O + COH =>
C2H5OH + 12 NaOH + 6 CuSO4 = 3 Cu2O + 6 Na2SO4 + 8 H2O + 2 COH
Pb(NO3)2 + NaSO3 = Pb(SO3)2 + NaNO3 =>
Pb(NO3)2 + 2 NaSO3 = Pb(SO3)2 + 2 NaNO3
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
NH4CI + CI = HCI + NCI =>
NH4CI + 4 CI = 4 HCI + NCI
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
Zn + Sn(NO3)4 = Zn(NO3)2 + Sn =>
2 Zn + Sn(NO3)4 = 2 Zn(NO3)2 + Sn
C12H22O11 + HNO3 = C2O4H2 + NO2 + H2O =>
C12H22O11 + 36 HNO3 = 6 C2O4H2 + 36 NO2 + 23 H2O
Ni(NO3)2 + KCN = Ni(CN)2 + KNO3 =>
Ni(NO3)2 + 2 KCN = Ni(CN)2 + 2 KNO3
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
FeO + O2 = Fe2O3 =>
4 FeO + O2 = 2 Fe2O3
C6H10O + HNO3 = C6H10O4 + N2O + H2O =>
4 C6H10O + 6 HNO3 = 4 C6H10O4 + 3 N2O + 3 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Br2 + KCl + H2O = KBr + KBrO3 + HCl =>
3 Br2 + 6 KCl + 3 H2O = 5 KBr + KBrO3 + 6 HCl
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Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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