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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)
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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

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Answer c
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