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Question
The element which does not belong to group 15 is ______.
Options
As
P
Bi
Se
MCQ
Fill in the Blanks
Solution
The element which does not belong to group 15 is Se.
Explanation:
Se is the only element that does not belong to group 15. (selenium). It belongs to the periodic table's group 16. It has atomic number 34 and is found in the 4th period and 16th group. Se has a 4s2 4p4 electronic layout.
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Atomic and Physical Properties of Elements of Group 16, 17 and 18
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