AN ELEMENT X BELONGS TO 3 PERIOD AND 17 GROUP STATE NO.OF VALANCE ELECTRONS IN IT,NAME OF THE ELEMENT,name the family to which it belongs
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Answer: If the given element belongs to 17th group then no. of valence electrons present is 7. As all the elements which belong to 17th group have a valency 1 and valence electrons as 7.
2. The given element is CHLORINE.
3. Chlorine belongs to HALOGEN family.
4. Chlorine is a NON- METAL.
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