Chemistry-
General
Easy
Question
The second ionisation potential of an element 
is the energy required to
- Remove one mole of electron from one mole of gaseous anion
- Remove one mole of electron from one mole of gaseous cation of the element
- Remove one mole of electron from one mole of monovalent gaseous cation of the element
- Remove 2 moles of electrons from one mole of gaseous atoms
The correct answer is: Remove one mole of electron from one mole of monovalent gaseous cation of the element
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