Minit Oxygen atom, Ob, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 6 mm diameter atom centre, Hydrogen bonding, Color: Red
Orbit Oxygen atom, Ob, Atom centres are colour-coded according to element with prongs set at the correct bonding angles, 10 mm diameter atom centre, Hydrogen bonding, Color: Red
Orbit connector, 90 deg, W, Connects two straws at right angles, Can be used for any general construction purpose and in chemistry to show show simple Pi bonds for ethene