Which of the following statements is incorrect ?

Q. Which of the following statements is incorrect ?

1. The formation of ionic compounds depend upon the ease of formation of the positive and negative ions from the respective neutral atoms.
2. Formation of ionic compounds depend upon arrangement of the positive and negative ions in the solid.
3. Formation of positive ion involves addition of electron(s) while that of negative ion involves removal of electron(s).
4. None of these

Answer: Formation of positive ion involves addition of electron(s) while that of negative ion involves removal of electron(s).