General Science - Physics (Basics)
Which of the following elements is a noble gas?
Which of the following elements is a noble gas?
easy Q13 of 15
Step-by-Step Solution
Step 1: Identify the group
Noble gases belong to Group 18 of the periodic table and are inert gases.Step 2: Apply knowledge
Argon is a noble gas in Group 18. Nitrogen, Fluorine, and Phosphorus belong to other groups and are reactive.Final Answer:
Argon → Option AQuick Check:
Noble gas = Argon ✅
Quick Trick: Group 18 elements are noble gases with full valence shells.
Common Mistakes:
MISTAKES- Confusing nitrogen or fluorine as noble gases due to gaseous state.
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