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Multiple Choice
Which of the following elements is classified as a halogen on the periodic table?
A
Chlorine (Cl)
B
Neon (Ne)
C
Calcium (Ca)
D
Sodium (Na)
Verified step by step guidance
1
Understand that halogens are elements found in Group 17 (VIIA) of the periodic table. These elements are known for their high reactivity and include fluorine, chlorine, bromine, iodine, and astatine.
Identify the group number or family of each element given in the options: Neon (Ne), Calcium (Ca), Sodium (Na), and Chlorine (Cl).
Recall that Neon (Ne) is a noble gas located in Group 18, Calcium (Ca) is an alkaline earth metal in Group 2, and Sodium (Na) is an alkali metal in Group 1.
Recognize that Chlorine (Cl) is located in Group 17, which is the halogen group, making it the correct classification as a halogen.
Conclude that among the options, Chlorine (Cl) is the element classified as a halogen on the periodic table.