Why are the elements of group 18 known as noble gases ?

Why elements of group 18 known as noble gases?

Why elements of group 18 known as noble gases?

(a)Why are the elements of group 18 known we moble gases? (b)Noble gases have very how bulting points why? (c ) Does the hydrogen of XeF_(2) lend in a radus reaction?

Why are elements of Group-18 known as noble gases?

Why are the elements of group 18 called noble gases?

Elements of group 18 are known as noble gases because

Elements of group 18 are known as noble gases becauses:

Why are elements of group 18 unreactive ?