| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Mg + O2 = 2 MgO
Cu2CO3(OH)2 = CuO + CO2 + H2O =>
Cu2CO3(OH)2 = 2 CuO + CO2 + H2O
K2Cr2O7 + Na2S + H2SO4 = Cr2(SO4)3 + NaOH + K2SO4 + S =>
2 K2Cr2O7 + 9 Na2S + 9 H2SO4 = 2 Cr2(SO4)3 + 18 NaOH + 2 K2SO4 + 10 S
CH3Br + NAOH = CH3OH + NABr =>
CH3Br + NAOH = CH3OH + NABr
C3H2(NO3)3 = CO2 + H2O + N2 + O2 =>
2 C3H2(NO3)3 = 6 CO2 + 2 H2O + 3 N2 + 2 O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
MgNH4PO4*6H2O = Mg2P2O7 + NH3 + H2O =>
2 MgNH4PO4*6H2O = Mg2P2O7 + 2 NH3 + 13 H2O
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
K + HOH = H2 + KOH =>
2 K + 2 HOH = H2 + 2 KOH
MnSo4 + NaOH = Mn(OH)2 + Na2So4 =>
MnSo4 + 2 NaOH = Mn(OH)2 + Na2So4
Al + Cu(NO3) = Cu + Al(NO3)3 =>
Al + 3 Cu(NO3) = 3 Cu + Al(NO3)3
Zn(s) + H3PO4(aq) = H2(g) + Zn3(PO4)2(s) =>
3 Zn(s) + 2 H3PO4(aq) = 3 H2(g) + Zn3(PO4)2(s)
HCl + As2O3 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
4 HCl + 3 As2O3 + 4 NaNO3 + 7 H2O = 4 NO + 6 H3AsO4 + 4 NaCl
N2H4 + H2O2 = N2 + H2O =>
N2H4 + 2 H2O2 = N2 + 4 H2O
HC2H3O2 + Ba(OH)2 = H2O + Ba(C2H3O2)2 =>
2 HC2H3O2 + Ba(OH)2 = 2 H2O + Ba(C2H3O2)2
Cu(OH)2 = CuO + H2O =>
Cu(OH)2 = CuO + H2O
H2O + Na = Na(OH) + H2 =>
2 H2O + 2 Na = 2 Na(OH) + H2
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
H2O + Na2O2 = Na2OH + O2 =>
2 H2O + 4 Na2O2 = 4 Na2OH + 3 O2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
CH5N + O2 = CO2 + H2O + NO2 =>
4 CH5N + 13 O2 = 4 CO2 + 10 H2O + 4 NO2
NAOH + CL = NACL + NACLO + H2O =>
2 NAOH + 2 CL = NACL + NACLO + H2O
BaCl + NaS = NaCl + BaS =>
BaCl + NaS = NaCl + BaS
B2S3 + H2O = H3BO3 + H2S =>
B2S3 + 6 H2O = 2 H3BO3 + 3 H2S
Al + KMnO4 + H2SO4 = Al2(SO4)3 + K2SO4 + MnSO4 + H2O =>
10 Al + 6 KMnO4 + 24 H2SO4 = 5 Al2(SO4)3 + 3 K2SO4 + 6 MnSO4 + 24 H2O
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + NH4NO2 =>
Cr(NO2)2 + (NH4)2SO4 = CrSO4 + 2 NH4NO2
SO2 + V2O5 = SO3 + VO2 =>
SO2 + V2O5 = SO3 + 2 VO2
KIO3 + KI + H2SO4 = K2SO4 + H2O + I2 =>
KIO3 + 5 KI + 3 H2SO4 = 3 K2SO4 + 3 H2O + 3 I2
Cu2O + C = Cu + CO2 =>
2 Cu2O + C = 4 Cu + CO2
SiO2 + C2 = SiC + CO =>
2 SiO2 + 3 C2 = 2 SiC + 4 CO
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CH4 + O2 = CO2 + H20 =>
5 CH4 + 5 O2 = 5 CO2 + H20
C6H5COONa + NaOH = C6H6 + Na2CO3 =>
C6H5COONa + NaOH = C6H6 + Na2CO3
Re + HNO3 = HReO4 + NO + H2O =>
3 Re + 7 HNO3 = 3 HReO4 + 7 NO + 2 H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
NCl3 + H2O = NH3 + HOCl =>
NCl3 + 3 H2O = NH3 + 3 HOCl
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Li + O2 = Li2O =>
4 Li + O2 = 2 Li2O
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
C2H5NH2(g) + O2(g) = CO2(g) + H2O(g) + N2(g) =>
4 C2H5NH2(g) + 15 O2(g) = 8 CO2(g) + 14 H2O(g) + 2 N2(g)
HBr + Al2O3 = AlBr3 + H2O =>
6 HBr + Al2O3 = 2 AlBr3 + 3 H2O
H2SO4 + Pb2 = PbSO4 + H =>
2 H2SO4 + Pb2 = 2 PbSO4 + 4 H
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
CA(s) + Br2(l) = CABr2(s) =>
CA(s) + Br2(l) = CABr2(s)
Zn + AGNO3 = AG + Zn(NO3)2 =>
Zn + 2 AGNO3 = 2 AG + Zn(NO3)2
CuCl2 + Al = Cu + AlCl3 =>
3 CuCl2 + 2 Al = 3 Cu + 2 AlCl3
S2O3{2-} + H{+} = S + SO2 + H2O =>
S2O3{2-} + 2 H{+} = S + SO2 + H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur09/21/15
Équations équilibrées sur10/21/14
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