If a neutral atom becomes positively charged, it has undergone a. oxidation b. catalyzation c. none of these d. redox

If a neutral atom becomes negatively charged, it has undergone reduction.

Reduction is the process through which a neutral atom gain an electron (thus reducing its oxidation number) and turns into a negative ion (also known as : anion)

So basically none of the above

po-215 i got it right on the quiz

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