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 has the highest second ionisation potential [AIIMS 1991]
A)Nitrogen
B)Carbon
C)Oxygen
D)Fluorine
Correct Answer:
C
Solution :
In second transition electron is to be removed from half filled orbital.