Please solve this :

Please solve this : Which of the following options is not correctly matched : A (B) C (D) (Element I elements) An element whose fourth shell contains two -electrons An element whose valence shell contains one unpaired p- electron An element which receives last electron in n — I d-subshell An element with the ground-state electron configuratioh Ar 4s23d10 (q) (s) (IUPAC group number in Modern riodic table 14th rou 17th group 10th group

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For this question , we should know general configration of all the groups and periods of the periodic table, this will help in solving other questions too.
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