Which of the following represents the correct order of first ionization energies ?
A. `Mg gt Al gt Na gt B`
B. `B gt Al gt Mg gt Na`
C. `B gt Mg gt Al gt Na`
D. `Mg gt B gt al gt Na`.
A. `Mg gt Al gt Na gt B`
B. `B gt Al gt Mg gt Na`
C. `B gt Mg gt Al gt Na`
D. `Mg gt B gt al gt Na`.
Correct Answer – C