3.
An element “X” has mass number 35 and the number of neutrons, is 18. Identify the group number and period of “X”.
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X = Argon
ith electronic configuration = 2,8,8
it belongs to 18th group and 3rd period
Hope this will help u
ith electronic configuration = 2,8,8
it belongs to 18th group and 3rd period
Hope this will help u
vishwa678945:
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hey friend ,
here's your answer,
hope it helps you..!
here's your answer,
hope it helps you..!
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