The following riddle is from the Russian Internet Linguistics Olympiad. Here is it
The formulae for chemical elements and their names are given below in mixed order:
C3H8, C4H6, C3H4, C4H8, C7H14, C2H2;
Heptene, Butine, Propane, Butene, Ethine, Propine.
- Match the formulae with their names. Explain your solution.
- Write the names of the elements with the following formulae: C2H4, C2H6, C7H12.
- Write the formulae for the following elements: Propene, Butane.
No knowledge of chemistry is required!