Number of unpaired electrons in the ground state of beryllium atom is

Options :
  1. 2
  2. 1
  3. 0
  4. 5
Answer and Explanation :-

Answer: Option 3

Explanation:

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But I'm not special", Bailey says, "not the way they are. I'm not anyone important." "I know", Celia said, "you are not destined or chosen. I wish I could tell you that you were if that would make it easier, but it is not true. You are in the right place, at the right time, and you care enough to do what needs to be done. Sometimes that is enough.
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