Unit™ Large Demonstration Set

154.27 each

For models that can be seen from the back of the room

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Unit™ Demonstration Set - Metal bonds
Product Code: 1950 In stock
£243.49 each
£231.32 each
Unit™ Demonstration Set v2 - Plastic bonds
Product Code: 1962 In stock
£154.27 each
£146.56 each
Build models of organic and inorganic molecules that can be seen from the back of the room.

This system offers great flexibility for teachers and lecturers across all levels of education:
  • With the large spheres 44 mm in diameter and smaller spheres of 25 mm for hydrogen

  • The versatile system allows all the larger spheres to be joined in sp, sp2, sp3, dsp3 or d2sp3 configurations.

  • Demonstrate single, double and triple bonds, isomers, ring structures, the chair-boat ‘flip’ of cyclohexane and VSEPR theory.

  • Bonds and atoms are to scale for accuracy at 8.5cm per 100pm

  • Easy to handle, build and take apart

  • Highly durable plastic parts create long-lasting models

  • Full range of supplementary atoms, bonds and orbitals available

Set Contents: 70 atom spheres, 90 rigid and flexible bonds, bonding pegs and instruction leaflet
Set 1950: The rigid bonds are made of metal, giving maximum rigidity, a smooth fit and sleek appearance.
Set 1962: The rigid bonds are made of plastic, giving convenience and durability at a reduced cost.

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