Chemistry - PERIODIC TABLE Question with Solution | TestHub
ChemistryPERIODIC TABLEAtomic Size, ZeffMedium2 minQB
ChemistryMediumsingle choice
The CORRECT order of radius is :
Options:
Answer:
A
Solution:
Anions are larger than neutral atoms; cations are smaller.
Se²⁻ > Br⁻ (extra electrons → larger radius)
Rb⁺ > Sr²⁺ (Rb⁺ has fewer protons than Sr²⁺ → less pull on electrons)
Stream:JEESubject:ChemistryTopic:PERIODIC TABLESubtopic:Atomic Size, Zeff
⏱ 2mℹ️ Source: QB
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