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Find the ionisation energy of one mole of lithium ion

Find the ionisation energy of one mole of lithium ion

Grade:12

1 Answers

Arun
25750 Points
5 years ago

To find the ionisation energy of a hydrogen like atom with one electron we use the formula

IE = 13.6Z²/n² eV

Where Z is atomic number and n is the shell number.

In this case Z is 3 and n is 1( because hydrogen is having n=1)

So IE Li²+ = 13.6×9 = 122.4 eV.

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