1.

In second period of the periodic table, ionisation energy follows the order:

Answer»

`NE GT F gt O gt N gt C gt B gt Be gt Li`
`Ne gt F gt N gt C gt O gt Be gt B gt Li`
`Li gt B gt Be gt C gt O gtN gt F gt Ne`
`Ne gt F gt N gt O gt C gt Be gt B gt Li`

Answer :D


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