Question

An element x has electronic configuration 2,8,1. The elements x is dash

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Answer 1

Answer:

$sodium \: (at. \: no. \: 11 )$

Explanation:

it will have configuration 2,8,1

Answer 2

Answer:

Element X has electronic configuration 2, 8, 18, 8, 1. By losing one electron X will have stable octet.

So it has tendency to loose one electron (oxidise) and because of this tendency, it will acts as reducing agent.

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