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Question

Octet rule states that elements tend to combine by losing, gaining or sharing electrons such that each atom has eight electrons in its valence shell. Why only 8 electrons?

A
Because 8 is a fancy number
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B
Because noble gases have 8 electrons in their valence shell
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C
Because elements with less than 8 valence electrons are less stable
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D
Both B and C
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Solution

The correct option is D Both B and C
Since all noble gases have 8 electrons in their valence shell and they are highly stable than those elements with less valence electrons. The octet rule sticks with 8 electrons. Noble gases are observed to be inert and not reacting with other elements.

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