book for chemistry Olympiad

Started by lhpVietNam | Last post by lhpVietNam October 30, 2016, 03:22:05 PM

Help with these Olympiad questions?

Started by Loael | Last post by Loael March 16, 2013, 07:43:40 PM

Please help me understand fusion.

Started by Loael | Last post by Sunil Simha March 24, 2013, 08:37:42 AM

electrochemistry question

Started by momoho | Last post by burlogata December 10, 2014, 04:38:34 PM

Re: 2nd problem IChO

Started by momoho | Last post by Rutherford April 13, 2014, 11:07:59 AM

25th IChO problem cefalotin

Started by momoho | Last post by momoho April 11, 2014, 04:23:01 AM

national problems

Started by momoho « 1 2 » | Last post by Borek June 26, 2014, 04:03:17 PM

cambridge challenge (c3l6)

Started by momoho | Last post by Big-Daddy April 22, 2014, 05:26:40 PM

chemistry exams

Started by momoho | Last post by Vidya May 30, 2015, 06:20:19 AM

icho 2014 participants

Started by momoho | Last post by pocantheses October 27, 2014, 10:13:32 PM

Resources for Olympiad Preparation?

Started by narak1149 | Last post by Big-Daddy March 26, 2014, 08:44:37 PM

Solubility - Complex ion equilibrium problem

Started by nefsicle | Last post by AWK March 10, 2016, 04:00:12 AM

Latin American Chemistry Competition (2nd edition)

Started by nicomanno | Last post by nicomanno February 16, 2021, 06:29:20 PM

NO2 problem

Started by oque | Last post by mjc123 May 03, 2019, 07:55:23 AM

Need Help with Laboratory Practical

Started by osiris2354 | Last post by xiankai May 25, 2006, 07:51:21 AM