Neon has three isotopes. Assuming the mass of each isotope to be very close to its respective mass number, which isotope is the most abundant based on the atomic mass of neon (Ne)?
A) Ne-20
B) Ne-21
C) Ne-22
D) The question lacks sufficient data.
E) The abundance of an isotope is independent of the mass number of neon.

Question

Quizplus · Accepted Answer

Neon's atomic mass is approximately 20.18 amu, which is closest to the mass number of Ne-20, indicating that Ne-20 is the most abundant isotope.

Neon Has Three Isotopes