| Équations équilibrées la veille | Équations équilibrées le lendemain |
2(CH2)5CHOH(l) + 17 O2(g) = 12 CO2(g) + 12 H2O(g)
FeCl2 = Cl + Fe =>
FeCl2 = 2 Cl + Fe
Fe2O3 + H = FeH + O3 =>
Fe2O3 + 2 H = 2 FeH + O3
CH2O + NH4I = CH3NH2 + HI + HCO2H =>
2 CH2O + NH4I = CH3NH2 + HI + HCO2H
O + NaBr = NaO + Br2 =>
2 O + 2 NaBr = 2 NaO + Br2
CH3CH2CHCH2 + HCl = CH3CH2CH2Cl =>
3 CH3CH2CHCH2 + 4 HCl = 4 CH3CH2CH2Cl
Al(OH)2 + H3PO4 = Al(OH)2PO4 + H2 =>
2 Al(OH)2 + 2 H3PO4 = 2 Al(OH)2PO4 + 3 H2
Hg + HCl = H2 + HgCl2 =>
Hg + 2 HCl = H2 + HgCl2
C + H2 + O2 = CH3COOH =>
2 C + 2 H2 + O2 = CH3COOH
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
CH3CH2CHCH2 + HCl = CH3CH2CH2Cl =>
3 CH3CH2CHCH2 + 4 HCl = 4 CH3CH2CH2Cl
CoCO3 + NH3 + H{+} + Cl{-} + O2 = [Co(NH3)4O]Cl3 + H2O + CO2 =>
4 CoCO3 + 16 NH3 + 12 H{+} + 12 Cl{-} + 3 O2 = 4[Co(NH3)4O]Cl3 + 6 H2O + 4 CO2
KMnO4 + H2SO4 + KBr = K2SO4 + MnSO4 + Br2 + H2O =>
2 KMnO4 + 8 H2SO4 + 10 KBr = 6 K2SO4 + 2 MnSO4 + 5 Br2 + 8 H2O
Na2S2O3 = Na2SO4 + Na2S5 =>
4 Na2S2O3 = 3 Na2SO4 + Na2S5
Al(OH) + HNO = AlHNO + HO =>
Al(OH) + HNO = AlHNO + HO
Zn(s) + H2SO4(aq) = H2(g) + ZnSO4(aq) =>
Zn(s) + H2SO4(aq) = H2(g) + ZnSO4(aq)
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Mg3N2 + H2O = NH3 + Mg(OH)2 =>
Mg3N2 + 6 H2O = 2 NH3 + 3 Mg(OH)2
N2 + F2 = NF3 =>
N2 + 3 F2 = 2 NF3
Br + NaI = NaBr + I =>
Br + NaI = NaBr + I
Sc3GaC + C = Sc3GaC2 =>
Sc3GaC + C = Sc3GaC2
Ca + Cl2 = Ca2Cl2 =>
2 Ca + Cl2 = Ca2Cl2
Ca(OH)2 + CoSO4 = Co(OH)2 + CaSO4 =>
Ca(OH)2 + CoSO4 = Co(OH)2 + CaSO4
N + O = N2O =>
2 N + O = N2O
Ni(NO3)2 + NaI = NaNi + I(NO3)2 =>
Ni(NO3)2 + NaI = NaNi + I(NO3)2
CoCO3 + NH3 + H{+} + Cl{-} + O2 = [Co(NH3)4O]Cl3 + H2O + CO2 =>
4 CoCO3 + 16 NH3 + 12 H{+} + 12 Cl{-} + 3 O2 = 4[Co(NH3)4O]Cl3 + 6 H2O + 4 CO2
CH3CH2CHCH2 + HCl = CH3CH2CH2Cl =>
3 CH3CH2CHCH2 + 4 HCl = 4 CH3CH2CH2Cl
PbI2 + KNO3 = KI + Pb(NO3)2 =>
PbI2 + 2 KNO3 = 2 KI + Pb(NO3)2
NaI + PbO2 + H2SO = Na2SO4 + PbSO + I2 + H2O =>
2 NaI + 4 PbO2 + 5 H2SO = Na2SO4 + 4 PbSO + I2 + 5 H2O
CH3COOHC3H7 + O2 = CO2 + H2O =>
4 CH3COOHC3H7 + 27 O2 = 20 CO2 + 22 H2O
K(OH)2 + HNO3 = K(NO3)2 + H2O =>
K(OH)2 + 2 HNO3 = K(NO3)2 + 2 H2O
Cr2O3 + H2 = Cr + H2O =>
Cr2O3 + 3 H2 = 2 Cr + 3 H2O
Na + O2 = Na2O0 =>
4 Na + O2 = 2 Na2O0
KMnO4 + Na2SO3 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = K2SO4 + 5 Na2SO4 + 2 MnSO4 + 3 H2O
KNO3 + C7H8O = K + CO + H2O + N2 =>
10 KNO3 + 3 C7H8O = 10 K + 21 CO + 12 H2O + 5 N2
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
HNO3(l) + Cu(s) = Cu(NO3)2(s) + H2O(l) + NO(l) =>
8 HNO3(l) + 3 Cu(s) = 3 Cu(NO3)2(s) + 4 H2O(l) + 2 NO(l)
C + NaOH = NaC + OH =>
C + NaOH = NaC + OH
C3H6 + O2 = CO + H2O =>
C3H6 + 3 O2 = 3 CO + 3 H2O
CH2CHCHCH2 + KMnO4 + H2SO4 = CH3COOH + H2O + MnSO4 + K2SO4 =>
5 CH2CHCHCH2 + 6 KMnO4 + 9 H2SO4 = 10 CH3COOH + 4 H2O + 6 MnSO4 + 3 K2SO4
(NH4)2PbCl6 + KI + H2SO4 = I2 + PbSO4 + KCl + HCl + (NH4)Cl =>
(NH4)2PbCl6 + 2 KI + H2SO4 = I2 + PbSO4 + 2 KCl + 2 HCl + 2(NH4)Cl
HSO3{-} + H2O = SO4{2-} + H{+} + e =>
HSO3{-} + H2O = SO4{2-} + 3 H{+} + 2e
K4Fe(CN)6 + KMnO4 + H2SO4 = K3Fe(CN)6 + MnSO4 + K2SO4 + H2O =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = 5 K3Fe(CN)6 + MnSO4 + 3 K2SO4 + 4 H2O
Cr2O7{-2} + H3O{+} + CH3CH2OH = Cr{+3} + H2O + CH2CHO =>
Cr2O7{-2} + 8 H3O{+} + 2 CH3CH2OH = 2 Cr{+3} + 15 H2O + 2 CH2CHO
HClO4 + HCl = ClO3 + H2O =>
7 HClO4 + HCl = 8 ClO3 + 4 H2O
K2Cr2O7 + Zn + H2SO4 = ZnSO4 + CrSO + K2SO4 + H2O =>
K2Cr2O7 + 10 Zn + 13 H2SO4 = 10 ZnSO4 + 2 CrSO + K2SO4 + 13 H2O
NaHCO3 + KOH = Na2CO3 + K2CO3 + H2O =>
2 NaHCO3 + 2 KOH = Na2CO3 + K2CO3 + 2 H2O
HClO4 + HCl = ClO3 + H2O =>
7 HClO4 + HCl = 8 ClO3 + 4 H2O
Na3P + CaS = Na2S + Ca3P2 =>
2 Na3P + 3 CaS = 3 Na2S + Ca3P2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/03/24
Équations équilibrées sur12/03/23
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