Why are gases such as helium considered extremely stable?
A) They have a full valence shell.
B) They are the most abundant in nature.
C) They have a short half-life.
D) They are in the top portion of the periodic table.

Question

Quizplus · Accepted Answer

Gases such as helium are considered extremely stable because they have a full valence shell, which means they have achieved the most stable electron configuration possible. This makes them less likely to participate in chemical reactions with other elements.

Why Are Gases Such as Helium Considered Extremely Stable