The isotopes of neon are represented by the symbols 20x Ne; 21 y Ne; and 22 z Ne. The relationship between x, y, and z is?

The isotopes of neon are represented by the symbols ²⁰_x Ne, ²¹ _y Ne, and ²² _z Ne. The relationship between x, y, and z is?

A. x > y > z
B. x < y < z
C. x = y= z
D. x < z < y

Correct Answer:

Option C –  x = y= z