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Grade 12th pass10 grade science

102. Which has larger atomic radius Ca (20) or K (19). [CBSE 2016]

Profile image of Harshit Singh
5 Years agoGrade 12th pass
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1 Answer

Profile image of Pawan Prajapati
5 Years ago
Answer: Explanation: K (19) has larger atomic radius due to less effective number charge.