The zip file contains all the elements of the f-block of the periodic table of the elements.
On each item is printed, name, chemical symbol, atomic mass, atomic number, electronegativity and first ionitation energy of the element.
A block of the periodic table is a set of chemical elements predominantly characterised by having their highest energy electrons in the same atomic orbital type.
Created with Fusion 360 Printed with Creality Ender 3
Have fun and good 3D printing!!!!