Question
Download Solution PDFWhich of the following elements has the smallest atomic radius?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFThe correct answer is Chlorine.
- Among Bromine, Chlorine, Sodium and Calcium; the atomic radius of Chlorine is the smallest.
Key Points
- The atomic radius is the distance from the nucleus of an atom to the outermost electrons.
- Atomic radii vary in a predictable way across the periodic table.
- The atomic radius increases from top to bottom in a group and decreases from left to right across a period.
- Thus, helium is the smallest element, and francium is the largest.
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