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the correct order of second ionisation potential of C,N,O and F is

i need explanation

suchita undare , 14 Years ago
Grade 12th Pass
anser 1 Answers
mourya kishore

 in a period the due to increase in the no of protons the nucleus can hold electrons more firmly.on the basis of this the second ionisation potential should be in the following way F>O>N>C but due to hall filled electronic configuration of oxygen the order is rearranged as   O>F>N>C 

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