SHAPES OF MOLECULES - Electron repulsion theory

Molyorbital™

8 model Collection Set

Art.Nr. MOS-902-8

This set contains sufficient parts to make the eight atomic models shown in the adjacent photograph.

The different shapes are examples of the orientations of the bonds and cover co-ordination numbers 1 to 6. Lone pairs are represented by brown spheres.or brown pear-shaped parts.

The 2 extra pear shaped parts are included in the set to enable protonated models to be made.e.g. Acid/Base theory, the formation of H30+ as a result of the migration of H+ from Hydrogen chloride.

 

Co-ordination Nr. Shape Formula Compound Co-ordination Nr. Shaper. Formula Compound
1 Linear HCl Hydrogen chloride 3 Pyramidal NH3 Ammonia
2 Linear BeCl2 Beryllium chloride 4 Tetrahedral CH4 Methane
2 Bent H2O Water 5 Trigonal bipyramidal PCl5 Phosphorus pentachloride
3 Trigonal planar BH3 Boron trihydride 6 Octahedral SF6 Sulphur hexafluoride

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Made in England by Spiring enterprises Limited., Billingshurst who are the sole manufacturers. The design of the Molymod® and Molyorbital™ linking systems, and the trade-marks Molymod® and Molyorbital™ are the exclusive property of Spiring Enterprises Limited., England and all rights are reserved. © Spiring Enterprises Limited., England 1998