Fluorine is neither dull nor shin, it is NOT a solid.
It is an elemental yellow gas, and very poisonous.
Fluorine is a gas.
Shiny
dull
Shiny
The carbon allotrope 'diamond' in its natural un-cut state is dull. however, when a jeweller cuts it , it becomes very shiny; a' girls best friend'. Other allotropes of carbon are graphite - dull, and buckminster fullerene ??? dull or shiny.
Sodium is shiny, but it reacts very quickly with oxygen in the air to form lithium oxide, which is a dull black color.
Shiny
dull
dull
dull
dull
dull
It is shiny.
Shiny
Shiny
shiny
Shiny.
It is shiny.