Hundreds of delegates from India and abroad will gather here for a two-day 'international conference on chemistry' being organized by the Aligarh Muslim University (AMU) on Saturday. The conference is being organized as part of AMU's centenary celebrations. The International Conference on Chemistry: Frontiers and Challenges will see the participation of delegates from the US, Poland, Saudi Arabia and Malaysia. Scientists from India and abroad will also deliver lectures. Around 500 delegates shall present their papers during the conference. The inaugural function will be held at Kennedy auditorium, organizing committee Chairman Syed Ashfaz Nabi said. Padma Vibhushan awardee, former governor and former AMU Chancellor A.R. Kidwai, will be the chief guest.