For each property listed, identify the type of element it describes.

Question

Very good electrical conductivity:

Amphoteric, able to form acidic OR basic compounds:

Gaseous at room temperature:

Solid at room temperature:

Brittle:

using the answer
metals only
metalloids only
nonmetals only
metals and metalloids
metalloids and nonmetals

Answer 1

Here are the types of elements described by each property:

1. Very good electrical conductivity:
   Answer: Metals only

2. Amphoteric, able to form acidic OR basic compounds:
   Answer: Metals and metalloids

3. Gaseous at room temperature:
   Answer: Nonmetals only

4. Solid at room temperature:
   Answer: Metals only (but can also include some metalloids, depending on the specific elements)

5. Brittle:
   Answer: Metalloids and nonmetals