| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 WO3 + 2 H2 = 2 WH2 + 3 O2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
(NH4)2Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
2(NH4)2Cr2O7 = 4 NH3 + 2 H2O + 2 Cr2O3 + 3 O2
CuCl2 + Zn = CuZn + Cl2 =>
CuCl2 + Zn = CuZn + Cl2
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2(g) + H2O(l)
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
C12H22O11 = C + H2O =>
C12H22O11 = 12 C + 11 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Co(NO3)2 + H2S = CoS + HNO3 =>
Co(NO3)2 + H2S = CoS + 2 HNO3
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Fe2(CO3)3 = Fe2O3 + CO2 =>
Fe2(CO3)3 = Fe2O3 + 3 CO2
N2O = N2 + O2 =>
2 N2O = 2 N2 + O2
MnO4{-} + SnO2{-2} + H2O = MnO2 + SnO3{-2} + OH{-} =>
2 MnO4{-} + 3 SnO2{-2} + H2O = 2 MnO2 + 3 SnO3{-2} + 2 OH{-}
NH4Cl + NaNO2 = NaCl + N2 + H2O =>
NH4Cl + NaNO2 = NaCl + N2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CO2 + H2 = CO + H2O =>
CO2 + H2 = CO + H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Pb(NO3)2 + K2CrO4 = PbCrO4 + KNO3 =>
Pb(NO3)2 + K2CrO4 = PbCrO4 + 2 KNO3
HCl + Sb2S3 = H2S + H3SbCl6 =>
12 HCl + Sb2S3 = 3 H2S + 2 H3SbCl6
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
FeCO3 + H2CO3 = Fe(HCO3)2 =>
FeCO3 + H2CO3 = Fe(HCO3)2
Al + NaOH + H2O = NaAl(OH)4 + H2 =>
2 Al + 2 NaOH + 6 H2O = 2 NaAl(OH)4 + 3 H2
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Na2CO3 + KI = NaI + K2CO3 =>
Na2CO3 + 2 KI = 2 NaI + K2CO3
WO3 + H2 = H2O + W =>
WO3 + 3 H2 = 3 H2O + W
Sn + Cl2 = SnCl2 =>
Sn + Cl2 = SnCl2
VO2{+} + Fe{2} + H2O = VO{2} + Fe{3} + OH{-} =>
VO2{+} + Fe{2} + H2O = VO{2} + Fe{3} + 2 OH{-}
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
CO + Fe2O3 = Fe + CO2 =>
3 CO + Fe2O3 = 2 Fe + 3 CO2
N2 + O2 = NO2 =>
N2 + 2 O2 = 2 NO2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
C6H11 + O2 = CO2 + H2O =>
4 C6H11 + 35 O2 = 24 CO2 + 22 H2O
BaCl2 + NaOH = BaOH + NaCl2 =>
BaCl2 + NaOH = BaOH + NaCl2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cl2 + KI = KCl + I2 =>
Cl2 + 2 KI = 2 KCl + I2
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
P + Br = PBr =>
P + Br = PBr
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
MnO4{-} + C2O4{-2} + H2O = MnO2 + CO2 + OH{-} =>
2 MnO4{-} + 3 C2O4{-2} + 4 H2O = 2 MnO2 + 6 CO2 + 8 OH{-}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/04/09
Équations équilibrées sur11/03/08
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