1.

Elements upto atomic number 103 have been synthesized and studied. If a newly discovered element is found to have an atomic number 106, its electronic configuration will be [AIIMS 1980]

A.                 \[[Rn]5{{f}^{14}},6{{d}^{4}},7{{s}^{2}}\]
B.                 \[[Rn]5{{f}^{14}},6{{d}^{1}},7{{s}^{2}}7{{p}^{3}}\]
C.                 \[[Rn]5{{f}^{14}},6{{d}^{6}},7{{s}^{0}}\]                
D.                 \[[Rn]5{{f}^{14}},6{{d}^{5}},7{{s}^{1}}\]
Answer» E.


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