General Science - Physics (Basics)
Which of the following elements is located in Period 3 and Group 17 of the periodic table?
Which of the following elements is located in Period 3 and Group 17 of the periodic table?
easy Q1 of 15
Step-by-Step Solution
Step 1: Understand the periodic table layout
Groups are vertical columns and Periods are horizontal rows. Group 17 elements are halogens.Step 2: Identify element in Period 3, Group 17
Period 3 elements include Sodium to Argon. Chlorine is in Group 17 and Period 3. Phosphorus is Group 15, Sulfur Group 16, Argon Group 18.Final Answer:
Chlorine → Option DQuick Check:
Period 3 Group 17 element = Chlorine ✅
Quick Trick: Group 17 elements are halogens; Period 3 includes elements from Na to Ar.
Common Mistakes:
MISTAKES- Confusing Group 16 or 18 elements as Group 17 halogens.
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