| Équations équilibrées la veille |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaOHKCl = KOHNaCl =>
NaOHKCl = KOHNaCl
Ca + HCl = CaCl1 + H2 =>
2 Ca + 2 HCl = 2 CaCl1 + H2
SF4 + H2O = H2SO3 + HF =>
SF4 + 3 H2O = H2SO3 + 4 HF
K2SeO3 + K2S + H2O = Se + K2SO4 + KOH =>
2 K2SeO3 + K2S + 2 H2O = 2 Se + K2SO4 + 4 KOH
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
RbHSO4 = SO3 + H2O + Rb2SO4 =>
2 RbHSO4 = SO3 + H2O + Rb2SO4
CH2ClCH2Cl + KOH = C2H2 + KCl + H2O =>
CH2ClCH2Cl + 2 KOH = C2H2 + 2 KCl + 2 H2O
K + C + H = KCH4 =>
K + C + 4 H = KCH4
K2Cr2O7 + NaOH + HCl = KOH + NaCrO + H2O + Cl =>
K2Cr2O7 + 2 NaOH + 10 HCl = 2 KOH + 2 NaCrO + 5 H2O + 10 Cl
Pb + CuCl2 = PbCl2 + Cu =>
Pb + CuCl2 = PbCl2 + Cu
CH3COONa + SnCl2 + H2O = Sn(OH)2 + CH3COOH + NaCl =>
2 CH3COONa + SnCl2 + 2 H2O = Sn(OH)2 + 2 CH3COOH + 2 NaCl
Fe(NO3)3 + K3Fe(CN)6 = Fe2(CN)6 + KNO3 =>
Fe(NO3)3 + K3Fe(CN)6 = Fe2(CN)6 + 3 KNO3
NH4CH3COO + CuSO4 = (NH4)2SO4 + Cu(CH3COO)2 =>
2 NH4CH3COO + CuSO4 = (NH4)2SO4 + Cu(CH3COO)2
Na + NaNO3 = Na2O + N4 =>
20 Na + 4 NaNO3 = 12 Na2O + N4
Ba(NO3)2 + Li2SO4 = BaSO4 + LiNO3 =>
Ba(NO3)2 + Li2SO4 = BaSO4 + 2 LiNO3
HI + H2O = I2 + H3O =>
2 HI + 2 H2O = I2 + 2 H3O
Al + FeO = Al2O2 + Fe =>
2 Al + 2 FeO = Al2O2 + 2 Fe
C22H4 + O2 = CO2 + H2O =>
C22H4 + 23 O2 = 22 CO2 + 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
FeCl3 + (NH4)2CO3 + H2O = Fe(OH)3 + NH4Cl + H2CO3 =>
2 FeCl3 + 3(NH4)2CO3 + 6 H2O = 2 Fe(OH)3 + 6 NH4Cl + 3 H2CO3
S + H2SO4 = SO2 + H2O =>
S + 2 H2SO4 = 3 SO2 + 2 H2O
OH{-} + V(OH)3 + O2 = VO4{3-} + H2O =>
6 OH{-} + 2 V(OH)3 + O2 = 2 VO4{3-} + 6 H2O
Fe + N2H4 + H2O = Fe(OH)2 + NH3 =>
Fe + N2H4 + 2 H2O = Fe(OH)2 + 2 NH3
C3H4 + Cl2 = CCl4 + HCl =>
C3H4 + 8 Cl2 = 3 CCl4 + 4 HCl
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Br2 + KI = KBr + I2 =>
Br2 + 2 KI = 2 KBr + I2
C + O2 = CO2 =>
C + O2 = CO2
Zn + NiCl2 + H2O = NiOHCl + H2 + ZnCl2 =>
Zn + 2 NiCl2 + 2 H2O = 2 NiOHCl + H2 + ZnCl2
NaCl + H2SO4 = Na2SO4 + HCl =>
2 NaCl + H2SO4 = Na2SO4 + 2 HCl
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
H2NO3 + KHCO3 = K2NO3 + CO2 + H2O =>
H2NO3 + 2 KHCO3 = K2NO3 + 2 CO2 + 2 H2O
H3AsO4 + Ba(OH)2 = H2O + BaHAsO4 =>
H3AsO4 + Ba(OH)2 = 2 H2O + BaHAsO4
PH4J + NaOH = NaJ + PH3 + H2O =>
PH4J + NaOH = NaJ + PH3 + H2O
N13 = N212 =>
212 N13 = 13 N212
Cu + HCl = CuCl2 + H2 = =>
Cu + 2 HCl = CuCl2 + H2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2O2 + Cr(NO3)3 + NaOH = Na2CrO4 + HNO3 + H2O =>
3 H2O2 + 2 Cr(NO3)3 + 4 NaOH = 2 Na2CrO4 + 6 HNO3 + 2 H2O
FeS + Cl2 = FeCl1 + S =>
2 FeS + Cl2 = 2 FeCl1 + 2 S
Ca(ClO4)2 + KPO3 = K(ClO4)2 + CaPO3 =>
Ca(ClO4)2 + KPO3 = K(ClO4)2 + CaPO3
FeCl3 + KSCN = KCl + Fe(SCN)3 =>
FeCl3 + 3 KSCN = 3 KCl + Fe(SCN)3
Li + CrCl3 = Cr + LiCl =>
3 Li + CrCl3 = Cr + 3 LiCl
Sr(OH)2 + HBr = H2O + SrBr2 =>
Sr(OH)2 + 2 HBr = 2 H2O + SrBr2
Ba(OH)2 + HCl = BaCl2 + H2O =>
Ba(OH)2 + 2 HCl = BaCl2 + 2 H2O
Na + P4 + S8 = Na3PS2 =>
12 Na + P4 + S8 = 4 Na3PS2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Ni(s) + HCl(aq) = H2(g) + NiCl2(aq) =>
Ni(s) + 2 HCl(aq) = H2(g) + NiCl2(aq)
KMnO4 + Ca(NO2)2 + H2SO4 = CaSO4 + Mn(NO3)2 + KNO3 + K2SO + H2O =>
10 KMnO4 + 14 Ca(NO2)2 + 15 H2SO4 = 14 CaSO4 + 10 Mn(NO3)2 + 8 KNO3 + K2SO + 15 H2O
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Équations équilibrées sur11/18/24
Équations équilibrées sur12/18/23
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