Refer to the Periodic table and identify the halogen element in the fifth period among following.
Consider the following elements :
Na, Ca, Al, K, Mg, Li
(a) Which of these elements belong to the same period of the periodic table?
(b) Which of these elements belong to the same group of the periodic table?
The following question refers to the Periodic Table:
Which of the elements has the greatest affinity among the halogens?