CHEM3400 tues 4/21 lecture:

      lanthanides - for essay (replacing test 6)

                         all 7 parts below

      Class lectures continue with on-line videos. Click, expand, watch.

Videos below will be removed on 4/30 and replaced with the next ones.                     (but they will remain on the YouTube channel)

   Note: course timetable on main page has been updated to reflect post-spring break changes

   Lanthanide essay: 500 words. Discuss why and how the lanthanide metals and their compounds have become so important in today's technological society. You may include historical background, isolation and purification of the elements,  abundance, properties, political issues that may affect availability, etc. Grammar, spelling, proper sentence construction, and scientific accuracy will also be considered in grading. Email by 4/30.

(Part 5 not my video, but a good summary of properties. It's long!)