Problem 57 - Introductory Chemistry Atoms First

Question

If one considers just the representative elements, how many groups would the periodic table have?

Step-by-Step Solution

Answer

If we consider just the representative elements in the periodic table, which are found in Groups 1, 2, and 13-18, there would be a total of 8 groups.

Step 1: Identifying the representative elements in the periodic table

Representative elements are the elements found in Groups 1, 2, and 13-18 of the periodic table. These are the main group elements, and they have a wide range of chemical properties.

Step 2: Counting the number of groups

To find the number of groups containing the representative elements, we need to count the groups we mentioned in the previous step: - Group 1 - Group 2 - Group 13 - Group 14 - Group 15 - Group 16 - Group 17 - Group 18

Step 3: Calculating the total number of representative element groups

There are 8 groups for representative elements: 1 (Group 1) + 1 (Group 2) + 1 (Group 13) + 1 (Group 14) + 1 (Group 15) + 1 (Group 16) + 1 (Group 17) + 1 (Group 18) = 8 So, there are a total of 8 groups for the representative elements in the periodic table.