Periodic Classification of Elements — Science STD 10 — Question
CBSE BoardEnglish MediumSTD 10SciencePeriodic Classification of Elements1 Mark
MCQ
Which one of the following elements has the largest atomic radius?
A
$\ce{Mg}$
✓
$\ce{Cs}$
C
$\ce{Ba}$
D
$\ce{Cr}$
✓
Answer
Correct option: B.
$\ce{Cs}$
Originally Answered : Which element has the largest atomic radius? The element which has the largest atomic radius is Cesium. Atomic Radius is defined as the distance between the center of the nucleus and the outermost shell of an atom. Cesium has $6$ orbital shells, which means that it automatically is big.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.