Question

what is inert pair effect?
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Answer 1

Explanation:

The inert-pair effect is the tendency of the two electrons in the outermost atomic s-orbital to remain unshared in compounds of post-transition metals. ... As a result, the inert pair of ns electrons remains more tightly held by the nucleus and hence participates less in bond formation.

Answer 2

Answer:

The inert-pair effect is the tendency of the two electrons in the outermost atomic s-orbital to remain unshared in compounds of post-transition metals. ... As a result, the inert pair of ns electrons remains more tightly held by the nucleus and hence participates less in bond formation.

Explanation:

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