No, K, or potassium, is not considered a semimetal. It is considered part of the metal group in the Periodic Table.
Boron is a metalloid or semi-metal
It is a semi-metal. (: Your welcome
metal
It is a metal.
Silicon is a semimetal.
Potassium is a metal.
A non-metal.
Vanadium is a metal.
metal
a metal or semi-metal
Arsenic is a semi-metal. The other two are a metal and a nonmetal respectively.
Metal