Why is pure silicon chemically classified as a metalloid?

Pure silicon is classified as a metalloid which means it is both a metal and a non metal.It is a semi conductor of electricity.It is classified as a metalloid as it possesses both the properties of metals and non metals.Silicon is an element with intermediate properties of metals and non metals.

As long as you're breathing, you'll be fine : /p. s. if you aren't breathing, you'll pass out. mark as brainliest.