the element aluminum (al) is outlined in red on the periodic table. which period number is aluminum? which…
the element aluminum (al) is outlined in red on the periodic table. which period number is aluminum? which group number is aluminum in?
Answer
Explanation:
Step1: Locate aluminum on table
Find Al on periodic table.
Step2: Determine period
Periods are horizontal rows. Aluminum is in row 3.
Step3: Determine group
Groups are vertical columns. Aluminum is in column 13.
Answer:
Period number: 3 Group number: 13