Today’s Google doodle
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...
An 1885 version of Mendeleev’s table
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 Mendeleev...
Publishing your students’ research
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...
Making the site more student-friendly
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 the...
Make up a question about the Periodic Table
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...
Applying IB chemistry to a diet pill
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...
Is my own hand rub still safe to use?
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...
AI deduces the periodic table
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. Zhang's...
When were elements discovered?
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...
Update and a problem to solve
Quiz questions and galleries for all the sub-topics of Option B : Biochemistry and Option C : Energy for both SL and HL and all the SL sub-topics for Option D : Medicinal chemistry have now been completed. ...