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- Engineering
- Which of the following element has the lowest ionisation potential?Option: 1 BaOption: 2 Sr
- #Classification of Elements and Periodic table
- #VIT Engineering Entrance Exam
- #Chemistry
- #Engineering
Which of the following element has the lowest ionisation potential?
Option: 1
Ba
Option: 2
Sr
Option: 3
Mg
Option: 4
Ca
Answers (1)
As we learnt
Factor affecting magnitude of IE -
The values of ionisation potential of an element decrease as the atomic size increases.
- wherein
On moving down in a group the magnitude of ionisation potential decreases.
Therefore, Option(1) is correct
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