Question

question 25 (4 points)
chlorine (cl) is a/an
a) alkaline earth metal
b) noble gas
c) halogen
d) alkali metal
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Explanation:

• Alkaline earth metals are in Group 2 of the periodic table (e.g., Mg, Ca).
• Noble gases are in Group 18 (e.g., He, Ne).
• Halogens are in Group 17. Chlorine (Cl) is in Group 17.
• Alkali metals are in Group 1 (e.g., Na, K).

Answer:

C. halogen