Your best place to find 2005 past papers of chemistry 12th class from bise gujranwala board. These old up to date papers can be downloaded or viewed online.
2005 Chemistry Past Papers 12th Class BISE Gujranwala Board Analysis
Campus.pk gives you unique insight into each past paper about what are the top chapters and topics.
Chemistry Past Papers 12th Class BISE Gujranwala Board