1.

Which among the following elements have the lowest value of `IE_(1)`?A. `Pb`B. `Sn`C. `Si`D. `C`

Answer» Correct Answer - B
The ionisation energy of tin `{Sn}` is less than that of lead (pb). It is due to the poor shielding of `d-` and `f-` electron in `Pb` due to which it feels greater attraction from nucleus.


Discussion

No Comment Found

Related InterviewSolutions