Chemistry
An element X belongs to 3rd period and 17th group, state
(i) No. of valence electrons in it.
(ii) Name of the element.
(iii) Name the family to which it belongs.
(iv) Write the formula of the compound formed when X reacts with .
Periodic Table
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Answer
(i) 7.
(ii) Chlorine (Cl).
(iii) Halogens Family.
(iv) YX3 [AlCl3 (Aluminium Chloride)].
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