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why does the octet rule have exceptions a Secure | https://session.masteringchem

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Question

why does the octet rule have exceptions a Secure | https://session.masteringchemistry.com/myct/itemView2offset-next8assignment Exercise 9.29 Exercise 9.29 Part A Why does the octet rule have exceptions? 0 The octet rule has some exceptions because not all atoms have ten electrons surrounding them O The octet rule has some exceptions because not all atoms have six electrons surrounding them. O The octet rule has some exceptions because not all atoms have eight electrons surrounding them There are no exceptions to the octet rule. Submit My Answers Give Up Part B List the three major categories of exceptions and an example of each Drag the appropriate items to their respective bins.

Explanation / Answer

The third option is correct.

The octet rule has some exceptions because not all atoms have eight electrons surrounding them.

As suggested by the name octet rule means a rule of eight. So, octet rule state that all the atom complete their octet that means have eight electrons in them.

But some exceptions like H2, PF5 which has 2 electron and 10 electrons surrounding them respectively.