Kit Contents: 12 black 4-peg carbon atom centers 12 black 3-peg carbon atom centers 20 white 1-peg hydrogen atom centers 6 red 2-peg oxygen atom centers 3 red 4-peg oxygen atom centers 8 yellow 4-peg sulfur atom centers 3 blue 4-peg nitrogen atom centers 6 green 4-peg halogen atom centers 6 green 1-peg halogen atom centers 3 light green 1-peg halogen atom centers 3 dark green 1-peg halogen atom centers 4 purple 5-peg phosphorous atom centers 2 silver 6-peg sulfur (xenon) atom centers 50-1.25" PVC, clear bonds (single bonds) 2-0.75" PVC, clear bonds (sigma bonds) 12-1.625" PVC, clear bonds (double bonds) 4-1.625" white, PVC bonds (pi bonds) Background information booklet Model building activity The background information topics include ionic and covalent bonding, orbital hybridization, and sigma and pi bonding. Several inorganic and organic compounds are suggested for building, using this kit.
Returns Accepted for this item if it's within 30 Days