Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In a period, atom with smallest radius generally is:
ChemistryClassification of Elements and Periodicity in PropertiesNEET
Options:
  • A Chalcogen
  • B Halogen
  • C Aerogen
  • D Pnicogen
Solution:
1204 Upvotes Verified Answer
The correct answer is: Halogen
In a period on moving left to right Zeffective increases, so atomic size decreases.
For inert gases, Van der waal radius is considered, so it is bigger in size as compared to halogens.

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.