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Chemistry Olympiad and other competitions

Preparing to Chemistry Olympiad or any other competition? That's the place to ask your question.

755 Posts
119 Topics

Last post by antonioro00071
in Re: Contest problem I do...
on April 03, 2024, 07:36:00 AM

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Titanium Dioxide project

Started by milkfeet86 | Last post by Corribus Yesterday at 09:51:21 AM

2 Replies
135 Views
Last post Yesterday at 09:51:21 AM
by Corribus
3 Replies
176 Views
Last post April 25, 2024, 08:32:36 AM
by Corribus
Chemical Reaction

Started by The futuristic | Last post by Corribus April 24, 2024, 09:33:46 AM

2 Replies
160 Views
Last post April 24, 2024, 09:33:46 AM
by Corribus
categorising graphite - network solid, or molecular?

Started by gavindor | Last post by gavindor April 20, 2024, 09:50:37 AM

8 Replies
541 Views
Last post April 20, 2024, 09:50:37 AM
by gavindor
a paradox on finding an Oxidation number

Started by amirziv24 | Last post by Corribus April 17, 2024, 12:11:48 PM

12 Replies
484 Views
Last post April 17, 2024, 12:11:48 PM
by Corribus
Oxidation and reduction reactions for iron rusting

Started by bohojekek | Last post by Hunter2 April 10, 2024, 01:59:42 AM

1 Replies
319 Views
Last post April 10, 2024, 01:59:42 AM
by Hunter2
What does the filled circle in the skeletal formula represent?

Started by bakirtzis | Last post by Babcock_Hall April 06, 2024, 02:12:34 PM

2 Replies
377 Views
Last post April 06, 2024, 02:12:34 PM
by Babcock_Hall
A simple question

Started by zehsphyr | Last post by zehsphyr April 02, 2024, 10:54:31 AM

5 Replies
601 Views
Last post April 02, 2024, 10:54:31 AM
by zehsphyr
Seeking Help: Predicting Precipitate Formation in a Chemical Reaction

Started by BwBarracuda | Last post by Borek April 01, 2024, 01:50:00 PM

3 Replies
425 Views
Last post April 01, 2024, 01:50:00 PM
by Borek
spectator ion question

Started by gavindor | Last post by Hunter2 March 31, 2024, 04:03:39 AM

13 Replies
958 Views
Last post March 31, 2024, 04:03:39 AM
by Hunter2
Aluminium Sulphate

Started by The futuristic | Last post by Hunter2 March 28, 2024, 02:58:09 AM

4 Replies
768 Views
Last post March 28, 2024, 02:58:09 AM
by Hunter2
Calculating NaCl concentration

Started by jeffmoonchop | Last post by Borek March 27, 2024, 11:03:49 AM

3 Replies
488 Views
Last post March 27, 2024, 11:03:49 AM
by Borek
is this question incomplete? calculating percent yield

Started by lilyyyyy | Last post by Babcock_Hall March 27, 2024, 08:47:46 AM

2 Replies
445 Views
Last post March 27, 2024, 08:47:46 AM
by Babcock_Hall
electrochemistry - galvanic cell consutrction

Started by limez | Last post by Hunter2 March 25, 2024, 09:50:16 AM

1 Replies
372 Views
Last post March 25, 2024, 09:50:16 AM
by Hunter2
Sulfuric Acid Characteristic

Started by The futuristic | Last post by Hunter2 March 25, 2024, 07:03:36 AM

1 Replies
458 Views
Last post March 25, 2024, 07:03:36 AM
by Hunter2
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