Question

An element X [atomic number-11] react with an element Y [atomic number-17] to form a monovalent halide.
(a). write the electronic configuration of X and y
(b) identify the position of X and y in group and period of the periodic table
(c) describe the nature of oxide of element x​

Answer 1

Answer:

a) K. . L . M. N

X. 2. 8. 1

Y. 2. 8. 7

b) X in group 1 st and Y in group 17. X in period 3 and Y in period 3.

c) X is sodium. And it's oxide is sodium oxide ( Na2O). It is basic in nature.

Answer 2

Answer:

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