Question

(a) Arrange following element in increasing order of their atomic radii
Element
K
Na
Rb
Cs
Li

Atomic radius (pm)
231
186
244
262
152

(b) Does this increasing arrangement match with 1st group?
(c) Which element has biggest atomic size and smallest atomic size?
(d) What periodic trend can be observing about atomic radius as we top to bottom in a group?
(e) Write electronic configuration of Na​

Answer 1

Explanation:

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