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CBSE Class 10 Answered

what is atomic size? how does it vary in a periodic table
Asked by | 15 Dec, 2008, 09:19: PM
answered-by-expert Expert Answer

Atomic size: The distance between the nucleus and the last electron in orbit of an atom is called atomic size.

In periods the atomic size decreases while in group going down the atomic size increases with increase in no of shells.

Answered by | 16 Dec, 2008, 11:40: AM

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