Came across these interesting videos on YouTube on the chemical composition of metals. Check them out, I found them on the Periodic Table of Videos.
at https://www.periodicvideos.com/#
https://www.youtube.com/watch?v=sWvp_Z2kfYs
https://www.youtube.com/watch?v=3OoLHe-4aNA
https://www.youtube.com/watch?v=pPd5qAb4J50
https://www.youtube.com/watch?v=LZyy4e7K8hQ
https://www.youtube.com/watch?v=jA_TY_2gqZY