An element has atomic no (z)=17, What will be the valency of the element ? Write name of this element .
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0
Answer:
kk
Explanation:
the valency is 1 the element name is chlorine..
Answered by
1
Answer:
Electronic configuration of the given atom is 2.8.7
Hence the Valency is 8-7= 1 (Since no. of Valence electrons is 7 which is greater than 4)
The name of this element is Chlorine.
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