| Équations équilibrées la veille |
Na2Cr2O7 + 3 Na2C2O4 + 7 H2SO4 = 4 Na2SO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
Pb + MgO = Mg + PbO2 =>
Pb + 2 MgO = 2 Mg + PbO2
HBrO4 + Ba(OH)2 = Ba(BrO3)2 + OH =>
2 HBrO4 + Ba(OH)2 = Ba(BrO3)2 + 4 OH
Cl2 + KBr = Br2 + KCl =>
Cl2 + 2 KBr = Br2 + 2 KCl
Cu3P + H{+} + Cr2O7{-2} = Cu{2+} + H3PO4 + Cr{3+} + H2O =>
6 Cu3P + 124 H{+} + 11 Cr2O7{-2} = 18 Cu{2+} + 6 H3PO4 + 22 Cr{3+} + 53 H2O
HCl + Cu = Cl + CuH =>
HCl + Cu = Cl + CuH
RhO3(s) = RhO(s) + O2(g) =>
RhO3(s) = RhO(s) + O2(g)
CH3NH2 + H2SO4 = (CH3NH3)2SO4 =>
2 CH3NH2 + H2SO4 = (CH3NH3)2SO4
K2[HgI4] + KOH + NH4Cl = [Hg2NH2I2]I + KCl + KI + H2O =>
2 K2[HgI4] + 2 KOH + NH4Cl = [Hg2NH2I2]I + KCl + 5 KI + 2 H2O
KHSO3 + K2S = K2SO3 + H2S =>
2 KHSO3 + K2S = 2 K2SO3 + H2S
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
CuSO4 + Mn(OH)2 = MnSO4 + Cu(OH)2 =>
CuSO4 + Mn(OH)2 = MnSO4 + Cu(OH)2
NaSiO3 = NaO + SiO2 =>
NaSiO3 = NaO + SiO2
CH2CH2CCH + Br = CH2CH2CBr2CHBr2 =>
CH2CH2CCH + 4 Br = CH2CH2CBr2CHBr2
LiClO3 = LiClO4 + LiCl =>
4 LiClO3 = 3 LiClO4 + LiCl
FeO + SiO = FeSi + Fe2O3 =>
5 FeO + SiO = FeSi + 2 Fe2O3
C2H6O + KMnO4 + H2SO4 = C2H4O2 + MnSO4 + K2SO4 + H2 =>
8 C2H6O + 2 KMnO4 + 3 H2SO4 = 8 C2H4O2 + 2 MnSO4 + K2SO4 + 11 H2
As + NaOH = Na3 + AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3 + 2 AsO3 + 3 H2
CH2NH2COOH + Mg = (NH2CH2COO)2Mg + H2 =>
2 CH2NH2COOH + Mg = (NH2CH2COO)2Mg + H2
Ba(OH)2 + Fe2(SO4)3 = Ba(SO4) + Fe(OH)3 =>
3 Ba(OH)2 + Fe2(SO4)3 = 3 Ba(SO4) + 2 Fe(OH)3
I2 + Cl2 = ICl3 =>
I2 + 3 Cl2 = 2 ICl3
HCl + FeCl2 + KClO = FeCl3 + KCl + HOH =>
2 HCl + 2 FeCl2 + KClO = 2 FeCl3 + KCl + HOH
Fe + Cr2O3 = Cr + Fe2O3 =>
2 Fe + Cr2O3 = 2 Cr + Fe2O3
Pb + NaOH + H2O = Na[Pb(OH)4] + H2 =>
2 Pb + 2 NaOH + 6 H2O = 2 Na[Pb(OH)4] + 3 H2
Al(NO3)2 + SrCl2 = Al(Cl2)2 + SrNO3 =>
Al(NO3)2 + 2 SrCl2 = Al(Cl2)2 + 2 SrNO3
I + Na2SO3 + H2O = HI + Na2SO4 =>
2 I + Na2SO3 + H2O = 2 HI + Na2SO4
Mn3 + O2 = MnO =>
2 Mn3 + 3 O2 = 6 MnO
HOOCCH(CH3)NH2 + NaOH = CH3CH(NH2)COONa + H2O =>
HOOCCH(CH3)NH2 + NaOH = CH3CH(NH2)COONa + H2O
LiCl + KMnO4 + H2SO4 = Cl + Mn2(SO4)2 + K2SO4 + Li2SO4 + H2O =>
10 LiCl + 2 KMnO4 + 8 H2SO4 = 10 Cl + Mn2(SO4)2 + K2SO4 + 5 Li2SO4 + 8 H2O
SO + H2S = S + H2O =>
SO + H2S = 2 S + H2O
Hg + Sn(SO4)2 = HgSO4 + Sn =>
2 Hg + Sn(SO4)2 = 2 HgSO4 + Sn
CuCl2 + H2SiO3 = CuSiO3 + HCl =>
CuCl2 + H2SiO3 = CuSiO3 + 2 HCl
C4H4O4 + NaOH = CO2 + Na + H2O =>
C4H4O4 + 12 NaOH = 4 CO2 + 12 Na + 8 H2O
MnO4{-} + I{-} + OH{-} = IO4{-} + MnO4{2-} + H2O =>
8 MnO4{-} + I{-} + 8 OH{-} = IO4{-} + 8 MnO4{2-} + 4 H2O
HgL2 + O2 = Hg2O + L2 =>
4 HgL2 + O2 = 2 Hg2O + 4 L2
AgNO3 + LiOH = AgOH + Li(NO3) =>
AgNO3 + LiOH = AgOH + Li(NO3)
MgCl2 + Na2PO4 = MgPO4 + NaCl =>
MgCl2 + Na2PO4 = MgPO4 + 2 NaCl
HIO3 + HI = I2 + HO2 =>
4 HIO3 + 2 HI = 3 I2 + 6 HO2
KBn + Cl2 = Bn2 + KCl =>
2 KBn + Cl2 = Bn2 + 2 KCl
CaOH = CaO + H2 =>
2 CaOH = 2 CaO + H2
MnO4 + H2O2 = MnO2 + H2O4 =>
MnO4 + H2O2 = MnO2 + H2O4
C6H5CN + KOH + H2O = C6H5COOK + H3N =>
C6H5CN + KOH + H2O = C6H5COOK + H3N
Mg + FeCl3 = MgCl2 + Fe =>
3 Mg + 2 FeCl3 = 3 MgCl2 + 2 Fe
B2H6 + H2O = H2BO2 + H2 =>
B2H6 + 4 H2O = 2 H2BO2 + 5 H2
LiNH3 + C10H15NO*HCl = C10H15N + Li2O2 + NH4Cl =>
2 LiNH3 + 2 C10H15NO*HCl = 2 C10H15N + Li2O2 + 2 NH4Cl
Al + HCN = Al(CN)3 + H2 =>
2 Al + 6 HCN = 2 Al(CN)3 + 3 H2
Pb(NO3)2(aq) + Pb(IO3)2(s) + H2O = PbO2 + I2 + HNO3 =>
4 Pb(NO3)2(aq) + Pb(IO3)2(s) + 4 H2O = 5 PbO2 + I2 + 8 HNO3
C240 = C =>
C240 = 240 C
Na + CaF2 = Ca + NaF =>
2 Na + CaF2 = Ca + 2 NaF
H2O2 + SO3{2–} = H2O + SO4{2–} =>
H2O2 + SO3{2–} = H2O + SO4{2–}
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Équations équilibrées sur01/09/25
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