Here are the instructions.
Mystery Elements
Interactive Table
Click here to view facts and configurations for 118 elements.
Mystery Elements
Click here and try to place 12 mystery elements in their proper locations, based on their properties.
Hover on the element to see its attributes.
Element Groups
Alkali Metals
Alkaline Earth Metals
Transition Metals
Post-Transition Metals
Metalloids
Reactive Nonmetals
Noble Gases
Lanthanides
Actinides
Drag the mystery elements above into their correct positions in the periodic table below. Hover on the element to see hints.