This set is much more comprehensive than "The Prentice Hall Molecular Model set for Organic and Inorganic Chemistry", with these additional:

1. 132 additional atoms (36 carbon:4 holes, 48 carbon:5, 12 hydrogen:1, 3 nitrogen:3, 2 sulfur:6, 2 phosphorus:5, 4 fluorine:1, 4 chlorine:6, 2 bromine:5, 2 iodine:5, 2 metal:1, 4 metal:2 and 12 boron/metal:6);

2. 60 additional single bond (space filling), 60 additional single bond, grey color (open model),  60 additional single bond, purple color (open model), 28 additional double/treble bond, grey color (open model), 40 additional double/treble bond, purple color (open model) and 21 additional coordinate/covalent double bond, 'V' bond (open model). 

This set includes 574 pieces of durable and fine quality plastic components, virtually indestructible, and come in a sturdy plastic case for storage.

1.All shape and measurement of spherical atoms (some of them may not be included in this set) :

2.Four types of links :

• single bond, space filling model, 1mm length, white color or transparent
• single bond, open model, 20mm length, grey or purple color
• double or treble bond, open model, 35mm length, grey or purple color
• single bond, "V" shape, open model, 3mm length, white color

3.Measurement of 2 plastic cases - one of 23(L) x 16.5(W) x 3(H) cm and another of 23(L) x 16.5(W) x 6.5(H) cm

4.This set includes the following components: