It consists of 60 balls of various colours and 26 legs as per details given below:
1. Balls represents tetra hydro carbon ethanic, ethenic & acetylenic – 10 Balls.
2. Green represents halogens – 4 Balls.
3. Yellow represents sulphur, selenium etc. – 3 Balls.
4. Orange represents sodium, potassium etc. – 3 Balls
5. Red represents oxygen – 5 Balls
6. Blue represents nitrogen, phosphorus etc. – 5 Balls
7. Yellow represents aluminium, chromiun etc. – 4 Balls
8. Orange represents calcium, magnesium etc.-5 Balls
9. White represents hydrogen – 21 Balls
10. White leg represents valency bond – 26 Nos.