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Fast method to determine if a compound is polar or non polar

Started by kooryan | Last post by Helly January 24, 2020, 10:51:04 AM

2 Replies
619 Views
Last post January 24, 2020, 10:51:04 AM
by Helly
source of inorganic chemistry problems?

Started by LemonCake | Last post by Vidya September 11, 2016, 11:44:04 PM

2 Replies
6433 Views
Last post September 11, 2016, 11:44:04 PM
by Vidya
book for chemistry Olympiad

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

0 Replies
4154 Views
Last post October 30, 2016, 03:22:05 PM
by lhpVietNam
help me! Mechanism organic chemistry reaction

Started by lhpVietNam | Last post by Vidya November 24, 2016, 10:35:24 PM

3 Replies
5515 Views
Last post November 24, 2016, 10:35:24 PM
by Vidya
Help with these Olympiad questions?

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

4 Replies
5028 Views
Last post March 16, 2013, 07:43:40 PM
by Loael
Please help me understand fusion.

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

1 Replies
3785 Views
Last post March 24, 2013, 08:37:42 AM
by Sunil Simha
Re: 2nd problem IChO

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

3 Replies
3258 Views
Last post April 13, 2014, 11:07:59 AM
by Rutherford
25th IChO problem cefalotin

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

4 Replies
4058 Views
Last post April 11, 2014, 04:23:01 AM
by momoho
national problems

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

15 Replies
9262 Views
Last post June 26, 2014, 04:03:17 PM
by Borek
cambridge challenge (c3l6)

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

1 Replies
3499 Views
Last post April 22, 2014, 05:26:40 PM
by Big-Daddy
chemistry exams

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

3 Replies
4484 Views
Last post May 30, 2015, 06:20:19 AM
by Vidya
icho 2014 participants

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

3 Replies
4632 Views
Last post October 27, 2014, 10:13:32 PM
by pocantheses
electrochemistry question

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

10 Replies
8086 Views
Last post December 10, 2014, 04:38:34 PM
by burlogata
Resources for Olympiad Preparation?

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

1 Replies
3508 Views
Last post March 26, 2014, 08:44:37 PM
by Big-Daddy
Solubility - Complex ion equilibrium problem

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

3 Replies
6828 Views
Last post March 10, 2016, 04:00:12 AM
by AWK
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