Chemical Jigsaws Keys Stg 3 Kit

Product Description

Atoms12 hydrogen atoms (small, white); 8 oxygen atoms (red); 2 carbon atoms (black); 4 nitrogen atoms (2 to make compounds and 2 to make the element) (blue); 4 chlorine atoms (green); 2 bromine atoms (brown); 2 iodine atoms (purple); 2 flourine atoms (small, green); 1 sulfur atom (yellow); 1 phosphorus atom (pale blue); 1 silicon atom (grey).Bonds etc. (transparent, colourless)10 single bonds; 8 ¡®double¡¯ bonds; 2 ¡®triple¡¯ bonds; 6 ¡®+¡¯ signs; 8 ¡®arrow¡¯ symbolsTotal number of pieces = 73 [34 bonds and 39 atoms].