Problem: How many valence electrons does an oxygen (O) atom have? (You can determine the number of valence electrons by referring to the group number on the periodic table or by writing its electron configuration. For main group elements, the electrons past the noble gas core are the valence electrons.)a) 0b) 2c) 4d) 6e) 8

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How many valence electrons does an oxygen (O) atom have? (You can determine the number of valence electrons by referring to the group number on the periodic table or by writing its electron configuration. For main group elements, the electrons past the noble gas core are the valence electrons.)

a) 0

b) 2

c) 4

d) 6

e) 8

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