In Each of the Following Pair, Choose the Atom Having the Bigger Size: Na (At. No. 11) Or K (At. No. 19) - Science

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In each of the following pair, choose the atom having the bigger size:

Na (At. No. 11) or K (At. No. 19)

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Solution

 K has a bigger size than Na because the atomic size increases on going down in a group of the periodic table. Na and K  belong to group 1 of the periodic table.

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APPEARS IN

Lakhmir Singh Class 10 Chemistry (Science)
Chapter 5 Periodic Classification Of Elements
Q 60.2 | Page 306
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