| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CU(s) + O2(g) = 2 CUO(s)
CO(NH2)2HN3 = HN3CO(NH2)2 =>
CO(NH2)2HN3 = HN3CO(NH2)2
FeF2 + Cs = Fe + CsF =>
FeF2 + 2 Cs = Fe + 2 CsF
K2Cr2O7 + H2S + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 H2S + 13 H2SO4 = 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Mg(OH)2 + HF = H2O + MgF2 =>
Mg(OH)2 + 2 HF = 2 H2O + MgF2
CrCl3 + Cl2 + H2O = H2CrO4 + HCl =>
2 CrCl3 + 3 Cl2 + 8 H2O = 2 H2CrO4 + 12 HCl
HgCl4 + SnCl2 = Hg + SnCl4 =>
HgCl4 + 2 SnCl2 = Hg + 2 SnCl4
BaCl2*2H2O + Na2CO3 = BaCO3 + NaCl + H2O =>
BaCl2*2H2O + Na2CO3 = BaCO3 + 2 NaCl + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
CuCO2(OH)2 = CuO + CO2 + H2O =>
CuCO2(OH)2 = CuO + CO2 + H2O
(CH2)6N4 + HNO3 = C3H6O6N6 + CH2O + NH4NO3 =>
(CH2)6N4 + 4 HNO3 = C3H6O6N6 + 3 CH2O + NH4NO3
Mg(OH)2 + HF = H2O + MgF2 =>
Mg(OH)2 + 2 HF = 2 H2O + MgF2
KIO3 + KI = K + I2O5 =>
5 KIO3 + KI = 6 K + 3 I2O5
Co + C = CoC =>
Co + C = CoC
C2O4{2-} + MnO4{-} + OH{-} = CO3{2-} + MnO2H2O =>
3 C2O4{2-} + 2 MnO4{-} + 4 OH{-} = 6 CO3{2-} + 2 MnO2H2O
ZnO = O2 + Zn =>
2 ZnO = O2 + 2 Zn
CH2CCH2 + H2O = CH2CH(OH)CH2 =>
CH2CCH2 + H2O = CH2CH(OH)CH2
CdBr2 = Cd + Br =>
CdBr2 = Cd + 2 Br
MnO4{-} + C2O4{2-} + H{+} = Mn{2+} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2+} + 10 CO2 + 8 H2O
CaCO3 + HAc = HCO3 + CaAc =>
CaCO3 + HAc = HCO3 + CaAc
K2SO3(s) + HCl(aq) = KCl + SO2 + H2O =>
K2SO3(s) + 2 HCl(aq) = 2 KCl + SO2 + H2O
H2AsO4{-} + I{-} + H{+} = H2AsO3{-} + I2 + H2O =>
H2AsO4{-} + 2 I{-} + 2 H{+} = H2AsO3{-} + I2 + H2O
KI + C = KIC =>
KI + C = KIC
C + Ca(OH)2 = CaC2(OH)2 =>
2 C + Ca(OH)2 = CaC2(OH)2
C2H6 + CO2 = C2H2 + H2O =>
5 C2H6 + 4 CO2 = 7 C2H2 + 8 H2O
Cl + Re = ReCl3 =>
3 Cl + Re = ReCl3
AgCH3COO + AlCl3 = AgCl + Al(CH3COO)3 =>
3 AgCH3COO + AlCl3 = 3 AgCl + Al(CH3COO)3
Br2 + O2 = Br2O =>
2 Br2 + O2 = 2 Br2O
BiO2 + C = Bi + CO =>
BiO2 + 2 C = Bi + 2 CO
HNO3 + Zn(OH)2 = ZnOHNO3 + H2O =>
HNO3 + Zn(OH)2 = ZnOHNO3 + H2O
Mg(NO3)2 = MgO + NO2 + O2 =>
2 Mg(NO3)2 = 2 MgO + 4 NO2 + O2
CH3COONa + CuSO4 = (CH3COO)2Cu + Na2SO4 =>
2 CH3COONa + CuSO4 = (CH3COO)2Cu + Na2SO4
HFl + SiO2 = SiFl4 + H2O =>
4 HFl + SiO2 = SiFl4 + 2 H2O
C3H8 + KMnO4 = K2CO3 + Mn2O3 + CO2 + H2O =>
2 C3H8 + 10 KMnO4 = 5 K2CO3 + 5 Mn2O3 + CO2 + 8 H2O
(NH4)2SO4 + KOH = NH4OH + K2SO4 =>
(NH4)2SO4 + 2 KOH = 2 NH4OH + K2SO4
K2S + O = K2O + S =>
K2S + O = K2O + S
Fe(OH)2 + Cl2O3 = Fe(ClO2)2 + H2O =>
Fe(OH)2 + Cl2O3 = Fe(ClO2)2 + H2O
Ca + H2PO4 = Ca(PO4) + H2 =>
Ca + H2PO4 = Ca(PO4) + H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg(OH)2 + H2SO4 = MgSO4 + H2O =>
Mg(OH)2 + H2SO4 = MgSO4 + 2 H2O
NH2 + N2O = H2O2 + N2 =>
2 NH2 + 4 N2O = 2 H2O2 + 5 N2
H2S + PbO = H2O + SO2 + Pb =>
H2S + 3 PbO = H2O + SO2 + 3 Pb
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
I3C2OH + NaOH = HCI3 + HCO2Na =>
I3C2OH + NaOH = HCI3 + HCO2Na
H3SbO4 + Ni(OH)3 = H2O + NiO2 + Sb =>
H3SbO4 + 5 Ni(OH)3 = 9 H2O + 5 NiO2 + Sb
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
NaCI + SO2 + H2O + O2 = Na2SO4 + HCI =>
4 NaCI + 2 SO2 + 2 H2O + O2 = 2 Na2SO4 + 4 HCI
H3SbO4 + Ni(OH)3 = H2O + NiO2 + Sb =>
H3SbO4 + 5 Ni(OH)3 = 9 H2O + 5 NiO2 + Sb
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
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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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