Economy Molecular Model Sets, 370 Atoms or 75 Atoms

Ideally Suited for Advance Level Courses.

This molecular model set use perfect for use of modeling three dimensional simple or complex molecular structures of organic and inorganic compounds with universal color code for atoms.

Senior Contents: 60 Black 4 Hole (Three Different Hole Patterns, 25 mm), 25 Green 1 Hole (25 mm), 20 Orange 1 Hole (20 mm), 6 Yellow 2 Hole (25 mm), 6 Yellow 4 Hole (25 mm), 8 Yellow 6 Hole (25 mm), 15 Orange 2 Hole (Two Different Hole Patterns 20 mm), 15 Red 2 Hole (Two Different Hole Patterns 20 mm), 15 Purple 3 hole (20 mm), 16 Purple 5 Hole (20 mm), 30 Yellow 3 Hole (20 mm), 26 White balls on Stick, 20 Bonds (25 mm), 15 Small Bonds (30 mm), 2 Long Bonds (50 mm).

Junior Contents: 12 Black 4 Hole (3 Different Hole Patterns 25 mm), 5 Green 1 Hole (25 mm), 4 Orange 1 Hole (25 mm), 1 Yellow 2 Hole (25 mm), 1 Yellow 4 Hole (25 mm), 1 Yellow 6 Hole (25 mm), 6 Orange 2 Hole (Two different Hole Patterns 20 mm), 6 Red 2 Hole (Two Different Hole Patterns 20 mm), 3 Purple 3 Hole (20 mm), 3 Purple 5 Hole (20 mm), 6 Yellow 3 Hole (20 mm), 26 White Balls on Stick, 20 Bonds (25 mm), 15 Bonds (30 mm), 2 Bonds (50 mm).