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3. Classification of elements and periodicity in properties question bank (Chemistry)

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Q1.

Which element from the following exhibits a diagonal relationship with $Mg$?

(A)
$Be$
(B)
$Li$
(C)
$Na$
(D)
$B$
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Q2.

Which element from the following possesses half-filled $d$-orbitals either in expected or in observed electronic configuration?

(A)
$Fe$
(B)
$Mn$
(C)
$Ni$
(D)
$Co$
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