20 to 22 September 2019
18 to 20 October 2019
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Today’s Google doodle 8 February 2019
The beans in the 'G' of Google’s doodle today give the clue.A few details about a relatively unknown chemist who is celebrated by Google today. 225 years ago on 8 February 1794 Friedlieb Ferdinand Runge... more
An 1885 version of Mendeleev’s table 20 January 2019
You never know what might be lurking underneath your lecture theatre. A wallchart of the periodic table was found at St. Andrew’s University in Scotland that dates back to 1885, just 16 years after... more
Publishing your students’ research 8 January 2019
I attended an inspiring lecture recently given by Professor Anthony Campbell. Tony is an honorary professor at the School of Pharmacy and Pharmaceutical Science at Cardiff University in the UK. He is... more
Making the site more student-friendly 26 November 2018
Many subscribing teachers have now signed their students up to student access. The pages in ‘Teaching each topic and sub-topic” under "Core and HL" are probably the most popular as they cover all... more
Make up a question about the Periodic Table 1 November 2018
To mark the150th. anniversary of the Periodic Table (first proposed by Mendeleev in 1869), IUPAC will be hosting an online quiz during 2019 for a global audience of young people. This quiz, which will... more
Applying IB chemistry to a diet pill 24 September 2018
One of the reasons why life expectancy is starting to fall in certain parts of the world is the increase in obesity.The number of overweight and obese people worldwide has increased from 857 million in... more
Is my own hand rub still safe to use? 9 August 2018
One of the topics covered in Option D: Medicinal chemistry is antibiotic resistance. This occurs when micro-organisms become resistant to antibacterials. There is considerable concern in many parts of... more
AI deduces the periodic table 27 June 2018
There is an interesting report from Professor Shoucheng Zhang, a professor of physics at Stanford University which claims that he has used artificial intelligence to recreate the periodic table. more
When were elements discovered? 13 April 2018
There are many links on the IB chemistry syllabus that relate to when elements were discovered. Probably the most important one is Topic 3.1 The periodic table. One of the reasons why Mendeleyev was able... more