Correct statement among the following regarding P, S, Cl, F is :
1. | F has most negative electron gain enthalpy, and S has least negative electron gain enthalpy. |
2. | Cl has most negative electron gain enthalpy, and S has least negative electron gain enthalpy. |
3. | Cl has most negative electron gain enthalpy, and P has least negative electron gain enthalpy. |
4. | F has most negative electron gain enthalpy, and P has least negative electron gain enthalpy. |