Answer:
I believe the answer is D
The Physical properties of Iron are the characteristics that can be observed without changing the substance into another substance. Physical properties are usually those that can be observed using our senses such as color, luster, freezing point, boiling point, melting point, density, hardness and odor.
Explanation:
Color Silver-gray metal
Malleability Capable of being shaped or bent
Ductility Easily pulled or stretched into a thin wire
Luster Has a shine or glow
Conductivity Good transmission of heat or electricity
Allotropy It occurs in two or more crystalline forms in the same physical state
Tensile It can be stretched without breaking
Ferromagnetic Easily magnetized
