Question

propyne on passing through hot red copper tube forms ​

Answer 1

Propyne on passing through red hot iron tube at 873 kelvins results in cyclic polymerization of propyne. Mesitylene or 1,3,5-trimethyl-benzene is obtained as a final product.

Answer 2

✨here is your answer ✨

☺️acetylene is passed in Red Hot Tube of copper then it forms BENGENE.

REXN :- is in attachment-


☺️hope it helps ☺️