Question

F, CL, Br, I arrange these elements in increasing order of their electron affinities

Answer 1

Hi there. In an increasing order of their electron affinities, these elements will be arranged as: Br, F, Cl

Chlorine (Cl) has an electron affinity of -349 kJ mol-1, Flourine (F) has -328 kJ mol-1, and Bromine (Br) has -324 kJ mol-1