Correct option is A
The correct answer is (a) Halogens.
· The elements in Group 17 of the periodic table are called Halogens. These include Fluorine (F), Chlorine (Cl), Bromine (Br), Iodine (I), and Astatine (At).
· Halogens are highly reactive non-metals and are known for forming salts when they react with metals.
Information Booster:
· Alkaline earth metals: Belong to Group 2 of the periodic table (e.g., Magnesium, Calcium).
· Alkali metals: Belong to Group 1 of the periodic table (e.g., Sodium, Potassium).
· Noble gases: Belong to Group 18 of the periodic table (e.g., Helium, Neon, Argon).