Main group elements are those in groups ________.
A)1 and 2
B)1,2,and 13 to 18
C)13 to 18
D)1 and 18
E)3 to 12

Question

Quizplus · Accepted Answer

Main group elements are those elements in groups 1, 2, and 13 to 18. These are also known as the s-block and p-block elements. Therefore, the best choice is option B, which includes all of these groups. Option C includes only groups 13 to 18, while Option D includes only groups 1 and 18. Option A includes only groups 1 and 2, and Option E includes groups 3 to 12, which are the transition metals and not considered main group elements.

Main Group Elements Are Those in Groups ________