1. How many unpaired electrons are found in Mn
?
(A) 4
(B) 5
(C) 1
(D)0
(E) 2
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統計: A(10), B(0), C(0), D(8), E(3) #2735489
統計: A(10), B(0), C(0), D(8), E(3) #2735489