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Stockholm, Sweden, 3 - 5 May 2024
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IB DP Category 2
Berlin, Germany, 23 - 25 August 2024
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IB DP Category 1
Online (IB Approved), 25 - 27 October 2024
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Greengates School (Mexico)
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A useful chromatography resource from the RSC
The Royal Society of Chemistry has just published a useful resource for students that covers chromatography for the 16-18 year age group. It...
Progress in carbon capture?
This blog looks at a promising recent development which could lead to capturing carbon dioxide emissions from the combustion of fossil fuels...
Subscriber commentsSee all
- Thank you for the detailed explanation and for giving your time,
- hello Geoff. I just want to ask you. Do particles stop moving at absolute zero? Because we are having a dialogue with physics teachers about it. They are saying that particles sill have motion and kinetic energy.
- Hello Fulya,Ethanal (acetaldehyde) gives two signals (with an integration trace of 3:1) in its low-resolution 1H NMR spectrum as it contains protons in two different chemical environments. The splitting of these two signals will be shown in...
- Hi,I have a question about Question 6, I wonder how ethanal will have a doublet in its H NMR spectrum,Many thanks