1.

\[B{{e}^{2+}}\] is isoelectronic with         [EAMCET 1998]

A.      \[M{{g}^{2+}}\]    
B.      \[N{{a}^{+}}\]
C.      \[L{{i}^{+}}\]     
D.      \[{{H}^{+}}\]
Answer» D.      \[{{H}^{+}}\]


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