111. Solving a chemistry problem

111. Solving a chemistry problem

Perform transformations:
a) calcium carbonate → calcium oxide → calcium carbide → acetylene → benzene → hexachlorane;
b) methane→heptane→methylbenzene;
c) methane → propane → propene → cumene.

Additional information:

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.