5s Merch
Description: A red square representing an element from the periodic table. It displays the name "Antimony" in large white letters, followed by its symbol "Sb". Above it are "Atomic" and "121.76", and to the upper right is the number "51". Below the symbol is the electron configuration "[Kr] 5s² 4d1o 5p³", and at the bottom appear "+5 to -5" and "Metalloid".
Description: A white outlined square with a black background containing information about the element Indium. At the top left is the number 49. To its right is "Stemic Weight" and the number 114.818. The symbol "In" is prominently displayed in the center. Below it is the name "Indium". The bottom section shows the electron configuration '[Kr] 4d10 5s² 5s¹' and the text 'Post-transition metal'.