Question

Which of the following symbols would be included in the noble gas notation for an element that had valence electrons in the
5s subshell?
A) Ar
B) Kr
C) Хе
D) Rn

Would be appreciated if I could get a quick answer. Thank you in advance.

Answer 1

Answer: C.) Xe

Explanation: To figure out the answer go to the Noble Gas Family and count down 5 elements.

Answer 2

Answer:

c

Explanation: Just finished testing