| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH2O + 2 CuSO4 + 4 NaOH = CHOOH + Cu2O + 2 Na2SO4 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Pb(NO3)2 + CaS = PbS + Ca(NO3)2 =>
Pb(NO3)2 + CaS = PbS + Ca(NO3)2
HNO3 + KOH = KNO3 + H2O =>
HNO3 + KOH = KNO3 + H2O
SiO2 = O2 + SiO =>
2 SiO2 = O2 + 2 SiO
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Cr(s) + Fe(No3)2(aq) = Fe(s) + Cr(No3)3(aq) =>
2 Cr(s) + 3 Fe(No3)2(aq) = 3 Fe(s) + 2 Cr(No3)3(aq)
Mg3N2 + HBr = MgBr2 + NH4Br =>
Mg3N2 + 8 HBr = 3 MgBr2 + 2 NH4Br
CuCl + NaOH{-} = CuOH{-} + NaCl =>
CuCl + NaOH{-} = CuOH{-} + NaCl
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
(CuO) + (C) = (Cu) + CO2 =>
2(CuO) + (C) = 2(Cu) + CO2
Fe(NO3)3 + NH3 = Fe2O3*15H2O + N2 =>
2 Fe(NO3)3 + 10 NH3 = Fe2O3*15H2O + 8 N2
MnO2 + HCl2 = MnCl2 + H2O2 + Cl2 =>
MnO2 + 2 HCl2 = MnCl2 + H2O2 + Cl2
H3PO3 + FeOH2 = FePO4 + H =>
H3PO3 + FeOH2 = FePO4 + 5 H
Cl2 + H2O = ClO4{-} + H{+} + e =>
Cl2 + 8 H2O = 2 ClO4{-} + 16 H{+} + 14e
Cl + Cu(OH)2 = CuCl2 + OH =>
2 Cl + Cu(OH)2 = CuCl2 + 2 OH
ZnSO4 + NaHO = ZnHO + NaSO4 =>
ZnSO4 + NaHO = ZnHO + NaSO4
H{+} + As2S3 + NO3{-} + H2O = H3AsO3 + S + NO =>
2 H{+} + As2S3 + 2 NO3{-} + 2 H2O = 2 H3AsO3 + 3 S + 2 NO
Zn + HBr = Zn2Br + H =>
2 Zn + HBr = Zn2Br + H
Li + CaH2 = LiH + Ca =>
2 Li + CaH2 = 2 LiH + Ca
S2O3{2-} + Fe{3+} = S4O6{2-} + Fe{2+} =>
2 S2O3{2-} + 2 Fe{3+} = S4O6{2-} + 2 Fe{2+}
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
OF2 + H2O = O2 + HF =>
OF2 + H2O = O2 + 2 HF
C + Se8 = CSe2 =>
4 C + Se8 = 4 CSe2
CH17 + O2 = CO2 + H2O =>
4 CH17 + 21 O2 = 4 CO2 + 34 H2O
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
Fe + Cu(NO3)2 = Cu + Fe(NO3)3 =>
2 Fe + 3 Cu(NO3)2 = 3 Cu + 2 Fe(NO3)3
Al(NO3)3 + NaOH = Al(OH)3 + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3 + 3 NaNO3
Pb(NO3)2 + CaS = PbS + Ca(NO3)2 =>
Pb(NO3)2 + CaS = PbS + Ca(NO3)2
ZnO + Sr(OH)2 = SrO + Zn(OH)2 =>
ZnO + Sr(OH)2 = SrO + Zn(OH)2
Pb3O4 + H2 = Pb + H2O =>
Pb3O4 + 4 H2 = 3 Pb + 4 H2O
Na2CO3 + HCI = CO2 + H2O + NaCI =>
Na2CO3 + 2 HCI = CO2 + H2O + 2 NaCI
Ni(OH)2 = H2O + NiO =>
Ni(OH)2 = H2O + NiO
Pb(NO3)2 + CaS = PbS + Ca(NO3)2 =>
Pb(NO3)2 + CaS = PbS + Ca(NO3)2
Na2C2 + KMnO4 + H2SO4 = K2SO4 + Na2SO4 + MnSO4 + CO2 + H2O =>
Na2C2 + 2 KMnO4 + 4 H2SO4 = K2SO4 + Na2SO4 + 2 MnSO4 + 2 CO2 + 4 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
NaHCO3 + SiO2 = Na2SiO3 + CO2 + H2O =>
2 NaHCO3 + SiO2 = Na2SiO3 + 2 CO2 + H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
C3(H8) + O2 = C(O2) + H2(O) =>
C3(H8) + 5 O2 = 3 C(O2) + 4 H2(O)
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
Zn + LiOH = Li2ZnO2 + H2 =>
Zn + 2 LiOH = Li2ZnO2 + H2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CH3COOH + Cl2 = CHCl2COOH + H2 =>
CH3COOH + Cl2 = CHCl2COOH + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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