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The Atomic Number of an Element X is 16. (A) Write Down the Electronic Configuration of X. (B) What Will Be the Valency of X ? - Science

Short Note

The atomic number of an element X is 16.
(a) Write down the electronic configuration of X.
(b) What will be the valency of X ?

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Solution

Atomic No. of X = 16
Electronic configuration of X is
\[{\underset{2}{K}   \underset{8}{L}   \underset{6}{M}}\]
Here, the outermost orbit has 6 electrons. In order to make it 8, X will have to gain 2 electrons. So, the valency of X is 2.

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APPEARS IN

Lakhmir Singh Class 9 Chemistry - Science Part 2
Chapter 4 Structure of the Atom
Short Answer Type Questions | Q 18 | Page 210
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