Question

identify the element based on the information below. has a mass less than 30. is part of the noble gases. not neon

Explanation:

Noble gases include helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn). Helium has a mass of approximately 4, which is less than 30 and it is not neon.

Answer:

Helium