[1]
R. Chang, Chemistry, 12th ed. New York: Mc Graw Hill Education, 2016.
[2]
‘Interactive 3D Structures’. [Online]. Available: http://www.chemtube3d.com/solidstate/_table.htm
[3]
C. E. Housecroft and E. C. Constable, Chemistry: an introduction to organic, inorganic, and physical chemistry, 2nd ed. Harlow: Prentice Hall, 2002.
[4]
P. W. Atkins and L. Jones, Chemical principles: the quest for insight, 5th ed. New York: W. H. Freeman, 2010.
[5]
‘chemguide: helping you to understand Chemistry’. [Online]. Available: http://www.chemguide.co.uk/