Arrange the following elements in order of increasing electron affinity: Br2 CI2 I2 F2

A. I2 CI2 Br2 F2
B. I2 Br2 Cl2 F2
C. CI2 I2 Br2 F2
D. Br2 CI2 I2 F2

Correct Answer: Option B

B. I2 Br2 Cl2 F2