Question

consider this as the elements
modern periodie table.
among them the element that
has lowest atomie radius is
of
لا
W X
Y
Z

​

Answer 1

Answer:

(i) w is the noble gas having atomic number 10 and configuration (2,8)

(ii) x, y and z are the s block elements. They have 2,2 and 1 electrons in their outermost shell respectively.

(iii) Atomic size decreases across the period and increases down the group. Element z is having more atomic size.

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