Which of the following elements can form compounds with an expanded octet?
A) C
B) Br
C) F
D) Be
E) None of the above can form compounds with an expanded octet.

Question

Quizplus · Accepted Answer

Elements in the third period of the periodic table and beyond can have expanded octets because they have d orbitals available to accommodate more than eight electrons. Bromine (Br), being in the fourth period, can form compounds with an expanded octet.

Which of the Following Elements Can Form Compounds with an Expanded