MetallurgyHard
Question
Which of the following is the atomic number of metal?
Options
A.32
B.34
C.36
D.38
Solution
Elements having 1,2 or 3 electrons in its last shell act as metals.
32 = [Ar]3 d10 4 s2 p2
34 = [Ar]3 d10 4 s2 p4
36 = [Ar]3 d10 4 s2 p6
38 = [Ar] d10 4 s2 p65s2
32 = [Ar]3 d10 4 s2 p2
34 = [Ar]3 d10 4 s2 p4
36 = [Ar]3 d10 4 s2 p6
38 = [Ar] d10 4 s2 p65s2
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