Energy required to completely separate one mole of a solid ionic compound into gaseous. constituent ions is calledInterstitial defectValency defectFrenkel defectSchottky defect

The defect that occurs due to a displacement of an ion is known as……………a.Vacancy defectb.Frankel defectc.Schottky defectd.Impurity defect

The second ionisation potential of an element M is the energy required to:a.Remove 2 moles of electrons from one mole of gaseous atomsb.Remove one mole of electron from one mole of gaseous anionc.Remove one mole of electron from one mole of gaseous cation of the elementd.Remove one mole of electron from one mole of monovalent gaseous cation of the element

In the chemical formula for an ionic compound, which item is written first?Athe chargeBnegative ionCpositive ion

An ionic bond is

Which of the following is not a condition for the formation of an ionic compound?Low ionisation potentialHigh electron affinityLarge electronegativity differenceSmall electronegativity difference