(a) Write the electroin arrangement in (i) a magnesium atom, and (ii) an oxygen atom. (b) How many electrons are there in the valence shell Of (i) a magnesium atom, and (ii) an oxygen atom? (c) show on a diagram the transfer of electrons between the atoms in the formation of MgO. (d) Name the solvent in which ionic compounds are generally soluble. (e) Why are aqueous solutions of ionic compounds able to conduct electricity?

(a) Write the electroin arrangement in (i) a magnesium atom, and (ii)

1.	(a) Write the electroin arrangement in (i) a magnesium atom, and (ii) an oxygen atom. (b) How many electrons are there in the valence shell Of (i) a magnesium atom, and (ii) an oxygen atom? (c) show on a diagram the transfer of electrons between the atoms in the formation of MgO. (d) Name the solvent in which ionic compounds are generally soluble. (e) Why are aqueous solutions of ionic compounds able to conduct electricity?
Answer» (a) Write the electroin arrangement in (i) a magnesium atom, and (ii) an oxygen atom. (b) How many electrons are there in the valence shell Of (i) a magnesium atom, and (ii) an oxygen atom? (c) show on a diagram the transfer of electrons between the atoms in the formation of MgO. (d) Name the solvent in which ionic compounds are generally soluble. (e) Why are aqueous solutions of ionic compounds able to conduct electricity?