How many valence electrons does a chlorine atom have?
Answer and explanation
Correct answer: C. 7
Chlorine is in Group 17, with seven outer electrons.
Answer: 7.
Why not the others: 1: that is for the alkali metals. 5: that is for Group 15. 17: that is the atomic number.
Answer: 7.
Why not the others: 1: that is for the alkali metals. 5: that is for Group 15. 17: that is the atomic number.
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