Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति
JEE Main & Advanced
Chemistry
Classification of Elements and Periodicity in Properties / तत्त्वों का वर्गीकरण एवं गुणों में आवर्ति
Question Bank
Ionisation Energy
question_answer
Which one of the following elements has the highest ionisation energy
A)Na
B)Mg
C)C
D)F
Correct Answer:
D
Solution :
It has maximum no. of \[{{e}^{-}}\] in outermost shell. So it has maximum I.E.