| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NH + 2 NO = 3 N2 + 2 H2O
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
Ni + N2 = NiN3 =>
2 Ni + 3 N2 = 2 NiN3
CH4(g) = C3H8(g) + H2(g) =>
3 CH4(g) = C3H8(g) + 2 H2(g)
PbS(s) + HNO3(aq) = Pb(NO3)2(aq) + H2S(aq) =>
PbS(s) + 2 HNO3(aq) = Pb(NO3)2(aq) + H2S(aq)
PbSO4 + CaO = PbO + CaSO4 =>
PbSO4 + CaO = PbO + CaSO4
KBr + MnO2 + H2SO4 = KHSO4 + MnSO4 + H2O + Br =>
2 KBr + MnO2 + 3 H2SO4 = 2 KHSO4 + MnSO4 + 2 H2O + 2 Br
CH3CH3 + O2 = CO2 + H2O = O =>
2 CH3CH3 + 7 O2 = 4 CO2 + 6 H2O
Pb3N2 + N2 = PbN =>
2 Pb3N2 + N2 = 6 PbN
Br(l) + Na(s) = NaBr2(s) =>
2 Br(l) + Na(s) = NaBr2(s)
Zn + HCl = ZnCl2 + H =>
Zn + 2 HCl = ZnCl2 + 2 H
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
CuONaOH = CuOHNaO =>
CuONaOH = CuOHNaO
Pb(NO3)2 + NaBr = PbBr2 + NaNO3 =>
Pb(NO3)2 + 2 NaBr = PbBr2 + 2 NaNO3
C + NO = CNO =>
C + NO = CNO
Be + HNO3 = Be(NO3)2 + N2O + H2O =>
4 Be + 10 HNO3 = 4 Be(NO3)2 + N2O + 5 H2O
Hg2S2 = Hg + S8 =>
4 Hg2S2 = 8 Hg + S8
C2H2Cl2 + H2O2 + NaOH = CO2 + NaCl + H2O =>
C2H2Cl2 + 4 H2O2 + 2 NaOH = 2 CO2 + 2 NaCl + 6 H2O
CH3CHCH2 + KMnO4 + KOH = CH3COOK + K2MnO4 + H2O =>
2 CH3CHCH2 + 12 KMnO4 + 15 KOH = 3 CH3COOK + 12 K2MnO4 + 9 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
HNO2 = N2O3H2O =>
2 HNO2 = N2O3H2O
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Pb(s) + Zn(NO3)2(aq) = Pb(NO3)2(aq) + Zn(s) =>
Pb(s) + Zn(NO3)2(aq) = Pb(NO3)2(aq) + Zn(s)
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
PhCH2OH + KMnO4 + H2SO4 = PhCOH + K2SO4 + MnSO4 + H2O =>
5 PhCH2OH + 2 KMnO4 + 3 H2SO4 = 5 PhCOH + K2SO4 + 2 MnSO4 + 8 H2O
NaCHO3 + CH3COOH = H2CO3 + NaCH3COO =>
NaCHO3 + CH3COOH = H2CO3 + NaCH3COO
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al(NO3)3 + Al = AlN + Al2O3 =>
Al(NO3)3 + 8 Al = 3 AlN + 3 Al2O3
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
NH4NO3(heat) = N2 + O2 + H2O =>
2 NH4NO3(heat) = 2 N2 + O2 + 4 H2O
KMnO4 + C3H8O3 = K2CO3 + MnO2 + CO2 + H2O =>
14 KMnO4 + 3 C3H8O3 = 7 K2CO3 + 14 MnO2 + 2 CO2 + 12 H2O
Cs + S2 = Cs2S =>
4 Cs + S2 = 2 Cs2S
Fe2O3(s) + CO(g) = Fe(l) + CO2(g) =>
Fe2O3(s) + 3 CO(g) = 2 Fe(l) + 3 CO2(g)
Fe(OH)3HNO3 = FeNO3H(OH)3 =>
Fe(OH)3HNO3 = FeNO3H(OH)3
C7H8 + O = C7H8O =>
C7H8 + O = C7H8O
CuCl2(aq) + Zn(s) = Cu + ZnCl =>
CuCl2(aq) + 2 Zn(s) = Cu + 2 ZnCl
Ni + H2SO4 = H2 + Ni2(SO4)3 =>
2 Ni + 3 H2SO4 = 3 H2 + Ni2(SO4)3
P + HNO3(k) = NO2 + HPO3 + H2O =>
P + 5 HNO3(k) = 5 NO2 + HPO3 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NO2 + CaO = Ca(NO3)2 + NO =>
3 NO2 + CaO = Ca(NO3)2 + NO
V2O5 + HCl = VOCl3 + H2O =>
V2O5 + 6 HCl = 2 VOCl3 + 3 H2O
CH3CH2OH + C6H4OHCOOH = C6H4OHCOOCH2CH3 + H2O =>
CH3CH2OH + C6H4OHCOOH = C6H4OHCOOCH2CH3 + H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
K2CO3 + NaOH = NaCO3 + K2(OH) =>
K2CO3 + NaOH = NaCO3 + K2(OH)
Al2(SO4)3 + LiF = Li2SO4 + AlF3 =>
Al2(SO4)3 + 6 LiF = 3 Li2SO4 + 2 AlF3
KMnO4 + H2SO4 + Sb = K3SO4 + MnSO4 + Sb2O3 + H2O =>
9 KMnO4 + 12 H2SO4 + 16 Sb = 3 K3SO4 + 9 MnSO4 + 8 Sb2O3 + 12 H2O
NH4H2PO4 + NaOH = Na3PO4 + NH3 + H2O =>
NH4H2PO4 + 3 NaOH = Na3PO4 + NH3 + 3 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NH4OH + HSO3 = NH4SO3 + H2O =>
NH4OH + HSO3 = NH4SO3 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/25/24
Équations équilibrées sur01/24/24
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