For the second period elements the correct increasing order of first io0nization enthalpy is:

Options

A. `Li lt Be lt B lt C lt O lt N lt F lt Ne`
B. `Li lt Be lt B lt C lt N lt O lt F lt Ne`
C. `Li lt B lt Be lt C lt O lt N lt F lt Ne `
D. `Li lt B lt Be lt C lt N lt O lt F lt Ne`

Answer

C

Explanation

`(Li" " Be gt B " " C " "N gt O" " F " " Ne)/(IP uarr)`
Correct order of IP
`Ne gt F gt N gt O gt C gt Be gt B gt Li`
So, Answer is (c).