Molymod MMS-004 Inorganic - Organic Teacher Set - 108 Atoms, 86 Links

Molymod Molecular Model Sets are the original dual-scale, quality system of molecular and atomic models.

Scales: Open / Ball & stick models: 2.5cm / Angstrom, Closed / semi-space filling models: 1.5cm / Angstrom

Atom-parts: range from 17 to 23mm in diameter.

Bonds: Single bonds are represented by medium links (19mm) and multiple bonds by longer, flexible links (30mm). For compact models, bonds are represented by short links (2mm).

Valence: Represented by the number of holes: 1 hole (I), 2 holes (II), 3 holes (III), 4 holes (IV), 5 holes (IV), 6 holes (VI)

* Teacher Inorganic - Organic set * Set contains 108 atoms: 14 Hydrogen (l, ll), 20 Carbon (IV, V), 22 Oxygen (II, lV), 10 Nitrogen (III, lV), 13 Sulphur (ll, IV, VI), 7 Phosphorus (lll , IV, V,), 8 Halogen (l), 14 Metal (I, ll, lll, lV, Vl), 18 Lone pair 2D paddles (6 pink, 6 purple, 6 beige) Links: 38 Medium grey, 12 medium purple, 36 Long flexible

WARNING: CHOKING HAZARD - Small parts. Not for children under 3 years.

Important notice: This product is designed for educational use and is only suitable for students 12 years and over.