MCQ
Which of the following has the least ionization potential
  • Lithium $(Li)$
  • B
    Helium $(He)$
  • C
    Nitrogen $(N)$
  • D
    Zinc $(Zn)$

Answer

Correct option: A.
Lithium $(Li)$
a
(a) $Li$ has least $I.P$ about $5.4.$

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