Question

(a) Draw the Lewis structures for each of the following: (i) NaOH (ii) NH4Cl (iii) CHCl3 [6 marks] (b) State the ground state electronic configurations of magnesium (Mg) atom and the chloride anion (Cl- ) [2 marks]

Answer 1

I)

Ii)

iii)

b. Magnesium atoms have 12 electrons and the shell structure is 2.8. 2. The ground state electron configuration of ground state gaseous neutral magnesium is [Ne]. 3s2 and the term symbol is 1S0.