Question 1[Maximum number: 1]Potassium chloride, KCl , and magnesium chloride, MgCl2\mathrm{MgCl}_{2}MgCl2, are both ionic solids.Table 1.1Define the following terms.first electron affinityMark as masteredShow Answerenthalpy change when every atom in one mole of gaseous atoms gains one electronOR one mole of gaseous atoms gains one mole of electronsAdd to Test