CBSE Class 11-science Answered
ionisation energy decreases down boron group? why?
Asked by svignesh1995 | 10 Oct, 2010, 12:34: PM
Expert Answer
Yes, Ionisation energy decreases down the group beacuse size increases down the group and force of attraction betweeen nucleus and valence electron decreases.
In some cases, it may show different behaviour where the nuclear charge increases and due to the increase in nuclear charge, the I.E incraeses.
Answered by | 10 Oct, 2010, 05:15: PM
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