Question

The more ————-

an electron has,
the further away it can be from the
nucleus.

A-mass
B-energy

Answer 1

I believe.. The answer you are looking for is A

Answer 2

B

Step-by-step explanation:

first, around the nucleus there are energy levels as we go further the energy of the level is increasing

second, each electron should has equal energy to the energy level in which it is rotating

so further we go more energy the electron has