| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cr + SnCl4 = Cr4Sn + 2 Cl2
Al(OH)3 + HNO3 = Al + NO3 + H2O =>
Al(OH)3 + 3 HNO3 = Al + 3 NO3 + 3 H2O
HNO3 + KI = KNO3 + I + H2 =>
2 HNO3 + 2 KI = 2 KNO3 + 2 I + H2
CuS + HNO3 = Cu(NO3)2 + S + H2O + NO =>
3 CuS + 8 HNO3 = 3 Cu(NO3)2 + 3 S + 4 H2O + 2 NO
C9H8O4 + H2O = H3O + C8H7O4 =>
8 C9H8O4 + 13 H2O = 9 H3O + 9 C8H7O4
Pb(NO3) + Zn(s) = Zn(NO3) + Pb(s) =>
Pb(NO3) + Zn(s) = Zn(NO3) + Pb(s)
IK + FeCl3 = FeI2 + I2 + KCl =>
6 IK + 2 FeCl3 = 2 FeI2 + I2 + 6 KCl
CH2CHCN + O2 = CO2 + H2O + HCN =>
2 CH2CHCN + 5 O2 = 4 CO2 + 2 H2O + 2 HCN
Cl2 + K2CrO4 = KCl + CrO4 =>
Cl2 + K2CrO4 = 2 KCl + CrO4
N2S = N + S =>
N2S = 2 N + S
Al(OH)3 + Cl2 = Al(OH)3Cl =>
2 Al(OH)3 + Cl2 = 2 Al(OH)3Cl
Pb(No3)2(aq) + CrBr3(aq) = PbBr2(s) + Cr(No3)3(aq) =>
3 Pb(No3)2(aq) + 2 CrBr3(aq) = 3 PbBr2(s) + 2 Cr(No3)3(aq)
Te(OH)3{+} + MnO2{-} + H{+} = H6TeO6 + Mn{2+} + H2O =>
Te(OH)3{+} + 2 MnO2{-} + 5 H{+} = H6TeO6 + 2 Mn{2+} + H2O
RBeCl + LiAlH4 = LiCl + RBeAlH4 =>
RBeCl + LiAlH4 = LiCl + RBeAlH4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
VCl3 + Zn + HCl = ZnCl2 + VH5 =>
VCl3 + 4 Zn + 5 HCl = 4 ZnCl2 + VH5
Na3C3H5O7 + HCl = H3C3H5O7 + NaCl =>
Na3C3H5O7 + 3 HCl = H3C3H5O7 + 3 NaCl
AgHCO3(s) = Ag2CO3 + H2O + CO2 =>
2 AgHCO3(s) = Ag2CO3 + H2O + CO2
CuO + Cl2 = Cu3Cl2 + O2 =>
6 CuO + 2 Cl2 = 2 Cu3Cl2 + 3 O2
CH3CH2Cl + CH3ONa = CH3CH2OCH3 + NaCl =>
CH3CH2Cl + CH3ONa = CH3CH2OCH3 + NaCl
Fe + Al2(SO4)3 = FeSO4 + Al =>
3 Fe + Al2(SO4)3 = 3 FeSO4 + 2 Al
C3H7(OH)2 + O2 = CO2 + H2O =>
4 C3H7(OH)2 + 17 O2 = 12 CO2 + 18 H2O
NaClO + HI = HClO + NaI =>
NaClO + HI = HClO + NaI
NH4C2H3O2 + Na2CO3 = NaC2H3O2 + NH3 + H2O + CO2 =>
2 NH4C2H3O2 + Na2CO3 = 2 NaC2H3O2 + 2 NH3 + H2O + CO2
Cu(OH)2 + AgNO3 = Cu(NO3)2 + Ag2O + H2O =>
Cu(OH)2 + 2 AgNO3 = Cu(NO3)2 + Ag2O + H2O
Y2O3 + Fe2O3 = Y3Fe5O12 =>
3 Y2O3 + 5 Fe2O3 = 2 Y3Fe5O12
S2 + O2 = SO3 =>
S2 + 3 O2 = 2 SO3
CO2 + (CaO) = CaCO3 =>
CO2 + (CaO) = CaCO3
Cr2O3 + Sn(OH)2 = Cr(OH)3 + SnO =>
Cr2O3 + 3 Sn(OH)2 = 2 Cr(OH)3 + 3 SnO
Zn + H2SO4 = ZnSO4 + H25 =>
25 Zn + 25 H2SO4 = 25 ZnSO4 + 2 H25
CH3COOH + Mg(OH)2 = CH3OH + Mg(COOH)2 =>
2 CH3COOH + Mg(OH)2 = 2 CH3OH + Mg(COOH)2
CuS + O2 = CuO + SO =>
CuS + O2 = CuO + SO
KAl3Si3O10 = Al2SiO5 + SiO2 + K + Al =>
3 KAl3Si3O10 = 4 Al2SiO5 + 5 SiO2 + 3 K + Al
ClO{-} + CrOH4{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
9 ClO{-} + 2 CrOH4{-} + 2 OH{-} = 2 CrO4{2-} + 9 Cl{-} + 5 H2O
CH5NHCl + KOH = CH5N + KCl + H2O =>
CH5NHCl + KOH = CH5N + KCl + H2O
Fe(OH)3 + NH3 = Fe(NH3) + OH =>
Fe(OH)3 + NH3 = Fe(NH3) + 3 OH
Ba3(ClO3)3 + Na3(PO4)2 = Ba3(PO4)2 + Na3(ClO3)3 =>
Ba3(ClO3)3 + Na3(PO4)2 = Ba3(PO4)2 + Na3(ClO3)3
Fe(OH)3 + NH3 = Fe(NH3)3 + OH =>
Fe(OH)3 + 3 NH3 = Fe(NH3)3 + 3 OH
Fe(OH)3 + NH3 = [Fe(NH3)6](OH)3 =>
Fe(OH)3 + 6 NH3 = [Fe(NH3)6](OH)3
Fe(OH)3 + NH3 = Fe + NO3 + H2O =>
3 Fe(OH)3 + NH3 = 3 Fe + NO3 + 6 H2O
Fe(OH)3 + NH3 = FeNH3 + OH =>
Fe(OH)3 + NH3 = FeNH3 + 3 OH
Fe(OH)3 + NH3 = FeN + H2O =>
Fe(OH)3 + NH3 = FeN + 3 H2O
H3O{+} + Zn = Zn2{+} + H2 + H2O =>
2 H3O{+} + 4 Zn = 2 Zn2{+} + H2 + 2 H2O
Cu(OH)2 + NH3 = Cu(NH3)4 + OH =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4 + 2 OH
HCl + K2 = KCl + H2 =>
2 HCl + K2 = 2 KCl + H2
K2Cr2O7 + HCl = Cl2 + CrCl3 + H2O + KCl =>
K2Cr2O7 + 14 HCl = 3 Cl2 + 2 CrCl3 + 7 H2O + 2 KCl
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
FeC2O4 + H3O{+} + H2O2 + C2O4{2-} = Fe2(C2O4)3 + H2O =>
2 FeC2O4 + 2 H3O{+} + H2O2 + C2O4{2-} = Fe2(C2O4)3 + 4 H2O
CaO + HNO3 = H2O + Ca(NO3)2 =>
CaO + 2 HNO3 = H2O + Ca(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/08/24
Équations équilibrées sur03/09/23
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