Which physical properties can be used to identify an unknown material?

choose all answers that are correct.

a.
ability to rust

b.
malleability

c.
weight

d.
thermal conduction

The physical properties that can be used to identify an unknown material are the ability to rust, malleability and thermal conduction. The answers are letters A, B and D. Weight cannot be used to identify an unknown material.

c. rb

explanation:

the atomic radius of a chemical element is a measure of the size of its atoms, usually the mean or typical distance from the center of the nucleus to the boundary of the surrounding shells of electrons.