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Which of the following statements correctly describes energy levels? Answer Review

AIn its outermost energy level, oxygen has 4 valence electrons.
BThe second energy level holds a maximum of eight electrons.
CElectrons can never move to a higher or lower energy level.
DThe greater the energy of the level, the farther away it is from the nucleus.

I think its B or C. In my opinion they're both correct, I may be wrong. Can someone please clarify?

Verified Answer :

humbledjr145

The   answer is B!!!!!!!!!

InesWalston

Answer: option B

Explanation:

Second energy level has maxitof 8 electrons as below

2s2 2p6

And oxygen has 6 valency electrons in outer shell since oxygen belongs to 6 A group.

Electron can migrate to higher energy level.

So B is correct answer

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