Answer the following question given this paragraph: 

Metalloids are elements that have properties of both metals and nonmetals. Some can conduct electricity but only at certain temperatures. They may be shiny but brittle. All metalloids are solids at room temperature.


Q: Elements that specifically are noted to have properties of both metals and nonmetals are known as what?

 Choices:

- compund metals

- alloys

- alkali metals

- metalloids

A:
metalloids
