1.

Match the following species with their correspnding ground state electronic configuration {:(,"Atom/Ion",,"Electronic configuration"),((i),Cu,(a),1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(10)),((i),Cu^(2+),(b),1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(10) 4s^(2)),((iii),Zn^(2+),(c),1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(10) 4s^(1)),((iv),Cr^(3+),(d),1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(9)),(,,(e),1s^(2) 2s^(2) 2p^(6) 3s^(2) 3p^(6) 3d^(3)):}

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Answer :(i) C, (II) -d, (iii)-(a), (IV)-(E)


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