SELECT * FROM question_mgmt as q WHERE id=4026 AND status=1 SELECT id,question_no,question,chapter FROM question_mgmt as q WHERE courseId=8 AND subId=16 AND chapterId=183 and ex_no='8' AND status=1 ORDER BY CAST(question_no AS UNSIGNED) CBSE Free NCERT Solution of 9th science Structure of the Atom number of valence electrons in cl ion are a 16

Question:

Number of valence electrons in Cl-ion are:
(a) 16          (b) 8          (c) 17          (d) 18

Answer:

(b) 8


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