Question Detail
Question
Which groups in the periodic table are known as alkali metals, alkaline-earth metals, halogens, and noble gases respectively?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Group IA (1) are alkali metals, Group IIA (2) are alkaline-earth metals, Group VIIA (17) are halogens, and Group VIIIA (18) are noble gases. Both the traditional Roman numeral notation and the modern IUPAC numbering are acceptable designations.
Hint
These groups have distinctive names based on their chemical properties.