12. Which of these elements would most likely be a shiny, gray-colored solid at room temperature, conduct electricity, and dent when hit with a
hammer? *

Metal.

Explanation:

If there are more specific options choose the one that is classified as a metal on the periodic table :)

the positions which points up in upward carbon and down in downward carbon are axial

and vice versa holds true for equatorial positions

so the correct answer with labelled diagram will be