The first ionization enthalpy of oxygen is …….. Than than of nitrogen while second ionization enthalpy of nitrogen is …… than that of oxygen.

Explanation

To solve the question regarding the first and second ionization enthalpies of oxygen and nitrogen, we will analyze the electronic configurations and the stability of the orbitals involved.

### Step-by-Step Solution:

1. **Understanding Ionization Enthalpy**:
- Ionization enthalpy is the energy required to remove an electron from an atom in its gaseous state. The first ionization enthalpy refers to the removal of the first electron, while the second ionization enthalpy refers to the removal of the second electron.

2. **Electronic Configurations**:
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