Question

Which of the following represents the second ionisation

energy of boron?
A B(g) → B²*(g) + 2e AH = + 2427 kJ mol-¹
B B*(g) → B²*(g) + e AH = + 2427 kJ mol-¹
C B(g) → B²(g) + 2e AH = -2427 kJ mot¹
D B*(g) → B²+ (g) + e AH = -2427 kJ mol-¹
E

Answer 1

Answer c
Hope this helps