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

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

^{Na (At. No. 11) or K (At. No. 19)}

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.

Concept: Periodic Properties

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Chapter 5: Periodic Classification Of Elements [Page 306]

Q 60.2 Q 60.1 Q 61

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Lakhmir Singh Class 10 Chemistry (Science)

Chapter 5 Periodic Classification Of Elements
Q 60.2 | Page 306

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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) - Science

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