Question

You can never change the ________________ in an atom.
Answer
a. number of protons
b. number of neutrons
c. number of electrons
my answer b.number of neutrons????

Answer 1

You can never change the number of protons in an atom. So A.

If you change the number of electrons, the atom will become an Ion. If you change the number of neutrons, the atom will become an Isotope.

Answer 2

Yup answer is A. If you change the number of protons, you have a different element.

Answer 3

I'd argue that you could change all those things if you felt like it, but maybe I'm just belligerent :)

Answer 4

Well between google n' me, that's implied :P

Answer 5

@Prysik Just tear up the problem and start yelling about neutrino beams and electron capture...