Group 17 Halogens

Elements

Flourine (z = 9, 2p5)
Chlorine (z = 17, 3p5)
Bromine (z = 35, 4p5)
Iodine (z = 53, 5p5)
At (z = 85, 6p5)

Halogens and Halogen Compounds- Study Guide - IIT JEE

Isolation/preparation and properties of halogens

Halogen compounds: hydrohalic acids, oxides and oxyacids of chlorine, bleaching powder; Xenon fluorides;