An element X has atomic number 17.Write down its electronic configuration and find out the number of Valence electrons and valency.Give the formula when it reacts with an element having atomic number 11
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The element X is chlorine
Electronic configuration=2,8,7
The number of valence electrons is 7
And it’s valency is 1
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Electronic configuration=2,8,7
The number of valence electrons is 7
And it’s valency is 1
Hope this helps u
Please mark it as the brainliest answer
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