On November 1, IUPAC has launched two additional translations of the Periodic Table (PT) Challenge: German and Romanian. The IUPAC PT Challenge dates back to the International Year of the...
Following the reviews of atomic-weight determinations and other cognate data in 2015, 2017, 2019 and 2021, the IUPAC Commission on Isotopic Abundances and Atomic Weights (CIAAW) has released the “Standard...
Following the recent publication of the IUPAC Technical Report on the variation of lead isotopic composition and atomic weight in terrestrial materials [1], the IUPAC Commission on Isotopic Abundances and...
Following the success of the IYPT2019*, in 2020 IUPAC continued the Periodic Table Challenge which not only had more questions but also welcomed more participants! Since its start in 2019,...
IUPAC and the Egyptian Academy of Scientific Research and Technology (ASRT) have launched the Arabic version of the Periodic Table Challenge. The challenge is targeting young people and students around...
IUPAC is now offering a new and expended Periodic Table Challenge and we invite everyone to play!
A new issue of Pure and Applied Chemistry -March 2020- is now available on De Gruyter Online.
The IUPAC Commission on Isotopic Abundances and Atomic Weights (CIAAW) met under the chairmanship of Dr. Juris Meija (Canada), at the Federal Institute for Materials Research and Testing (bam.de), Berlin...
A new issue of Pure and Applied Chemistry -December 2019- is now available on De Gruyter Online.
The IUPAC Periodic Table of the Elements and Isotopes (IPTEI) was created to familiarize students, teachers, and non-professionals with the existence and importance of isotopes of the chemical elements. The...
