Find the group and period number of elements when their atomic number is given;
(i) 14
(ii) 7
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To find:
Group and period of given elements;
Atomic number= 14
Electronic configuration =2, 8,4
Period=4
Group=4+10=14
Atomic number=7
Electronic configuration =2, 7
Period=7
Group=7+10=17
Hope it helps you....
Thank you so much
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