| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH4 + O2 = C + 2 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NaN3 = N2 + Na =>
2 NaN3 = 3 N2 + 2 Na
MnO4{-} + H{+} + C2O4{-2} = Mn{+2} + H2O + CO2 =>
2 MnO4{-} + 16 H{+} + 5 C2O4{-2} = 2 Mn{+2} + 8 H2O + 10 CO2
UO2 + CS2 = UOS + CO2 =>
2 UO2 + CS2 = 2 UOS + CO2
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
KI + H2SO4 = I2 + H2S + K2SO4 + H2O =>
8 KI + 5 H2SO4 = 4 I2 + H2S + 4 K2SO4 + 4 H2O
NaN3 = N2 + Na =>
2 NaN3 = 3 N2 + 2 Na
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Cu2CO3(OH)2(s) = CuO(s) + CO2(g) + H2O(g) =>
Cu2CO3(OH)2(s) = 2 CuO(s) + CO2(g) + H2O(g)
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
H2SO4 + NaOH = H2O + Na2SO4 =>
H2SO4 + 2 NaOH = 2 H2O + Na2SO4
H2 + CuO = Cu + H2O =>
H2 + CuO = Cu + H2O
Al + Hg(CH3COO)2 = Hg + Al(CH3COO) =>
2 Al + Hg(CH3COO)2 = Hg + 2 Al(CH3COO)
Fe2O3 + NaNO3 + KOH = K2FeO4 + NaNO2 + H2O =>
Fe2O3 + 3 NaNO3 + 4 KOH = 2 K2FeO4 + 3 NaNO2 + 2 H2O
CH3CH(OH)CH3 + KMnO4 + H2O = CH3CHOHCH2OH + MnO2 + KOH =>
3 CH3CH(OH)CH3 + 2 KMnO4 + H2O = 3 CH3CHOHCH2OH + 2 MnO2 + 2 KOH
LiH + H2O = LiOH + H2 =>
LiH + H2O = LiOH + H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MnSO4 + KClO3 + KOH = K2MnO4 + KCl + H2O + K2SO4 =>
3 MnSO4 + 2 KClO3 + 12 KOH = 3 K2MnO4 + 2 KCl + 6 H2O + 3 K2SO4
HCl + KOH = KCl + H2O =>
HCl + KOH = KCl + H2O
Li + H2 = LiH =>
2 Li + H2 = 2 LiH
NaN3(s) = N2(l) + Na(g) =>
2 NaN3(s) = 3 N2(l) + 2 Na(g)
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
NACi + F2 = NAF + Ci2 =>
2 NACi + F2 = 2 NAF + Ci2
Al + NiSO4 = Ni + AlSO4 =>
Al + NiSO4 = Ni + AlSO4
Al + NiSO4 = Ni + Al(SO4) =>
Al + NiSO4 = Ni + Al(SO4)
U3O8 + CS2 = UO2 + CO2 + S2 =>
U3O8 + CS2 = 3 UO2 + CO2 + S2
Mn(NO3)2 + HNO3 + PbO2 = HMnO4 + Pb(NO3)2 + H2O =>
2 Mn(NO3)2 + 6 HNO3 + 5 PbO2 = 2 HMnO4 + 5 Pb(NO3)2 + 2 H2O
AI2(CO3)3 = AI2O3 + CO2 =>
AI2(CO3)3 = AI2O3 + 3 CO2
AgNO3 + K2CO3 = Ag2CO3 + KNO3 =>
2 AgNO3 + K2CO3 = Ag2CO3 + 2 KNO3
NaI + H2SO4 = H2S + I2 + Na2SO4 + H2O =>
8 NaI + 5 H2SO4 = H2S + 4 I2 + 4 Na2SO4 + 4 H2O
Mg + HCl = H + MgCl =>
Mg + HCl = H + MgCl
C + Fe2O3 = Fe + CO =>
3 C + Fe2O3 = 2 Fe + 3 CO
MnSO4 + KClO3 + KOH = K2MnO4 + KCl + K2SO4 + H2O =>
3 MnSO4 + 2 KClO3 + 12 KOH = 3 K2MnO4 + 2 KCl + 3 K2SO4 + 6 H2O
BCl3 + P4 + H2 = BP + HCl =>
4 BCl3 + P4 + 6 H2 = 4 BP + 12 HCl
Ag + ZnCl2 = AgCl5 + Zn =>
2 Ag + 5 ZnCl2 = 2 AgCl5 + 5 Zn
CaO + Al = Ca + Al2O3 =>
3 CaO + 2 Al = 3 Ca + Al2O3
C3H4 + Br2 = C3H4Br4 =>
C3H4 + 2 Br2 = C3H4Br4
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
CaSiO3(s) + HF(g) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(g) + CaF2(s) + 3 H2O(l)
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
U3O8 + CS2 = UO2 + CO2 + S2 =>
U3O8 + CS2 = 3 UO2 + CO2 + S2
U3O8 + CS2 = UO2 + CO2 + S8 =>
4 U3O8 + 4 CS2 = 12 UO2 + 4 CO2 + S8
NaBr + H2O2 + HCl = Br2 + NaCl + H2O =>
2 NaBr + H2O2 + 2 HCl = Br2 + 2 NaCl + 2 H2O
Br2 + NaCl = Na + BrCl =>
Br2 + 2 NaCl = 2 Na + 2 BrCl
PB(OH)2 + HCl = H2O + PBCl2 =>
PB(OH)2 + 2 HCl = 2 H2O + PBCl2
P2O3 + H2O = PH3 + H3PO4 =>
2 P2O3 + 6 H2O = PH3 + 3 H3PO4
H2 + V2O5 = V + H2O =>
5 H2 + V2O5 = 2 V + 5 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/06/18
Équations équilibrées sur11/05/17
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