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Would you expect the second electron gain enthalpy of O as positive, more negative or less negative than the first? Justify your answer.
Describe the theory associated with the radius of an atom as it loses an electron.
What is the significance of the terms - ‘isolated gaseous atom’ and ‘ground state’ while defining the ionization enthalpy and electron gain enthalpy?
Hint: Requirements for comparison purposes.
Describe the theory associated with the radius of an atom as it gains an electron.
Which of the following pairs of elements would have a more negative electron gain enthalpy?
(i) O or F (ii) F or Cl
- All in One Chemistry CBSE Class 11