- Which element of the first transition series has highest third ionization enthalpy?
- Which element of the first transition series has lowest enthalpy of atomisation?
Kindly refer to the following link for the answer to your second query and post the remaining one in a separate thread.
https://www.meritnation.com/ask-answer/question/in-the-series-sc-z-21-to-zn-z-30-the-enthalpy-of-atomization/the-d-and-f-block-elements/6327158
https://www.meritnation.com/ask-answer/question/in-the-series-sc-z-21-to-zn-z-30-the-enthalpy-of-atomization/the-d-and-f-block-elements/6327158