Hydrides of group 16

2014 AIPMT 1 question

1. 1 The p-Block Elements
   Acidity of diprotic acids in aqueous solutions increases in the order:
   A $H_2S < H_2Se < H_2Te$ B $H_2Se < H_2S < H_2Te$ C $H_2Te < H_2S < H_2Se$ D $H_2Se < H_2Te < H_2S$
   Check Answer