1. Tardigrade
  2. Question
  3. Chemistry
  4. Which among the following elements have lowest value of IE1 ?

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. Which among the following elements have lowest value of $ I{{E}_{1}} $ ?

MGIMS WardhaMGIMS Wardha 2004

Solution:

The ionisation energy of Tin (Sn) is less than that of lead (Pb). It is due to the poor sheilding of d- and $ f- $ electron in Pb due to which it feels greater attraction from nucleus.