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How many valence electrons are in an atom with the electron configuration in example A?

Example A: 1s22s22p63s23p64s24p2

22
2
4
6

User Stiggler
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2 Answers

3 votes

6 may be the right answer.

User Roger Ng
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1 vote

Answer:

4 valence electrons

How many valence electrons are in an atom with the electron configuration in example-example-1
User Susie
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