Question

explain the nomenclature of CH≡C-CHO

Answer 1

Answer:

propynal

Explanation:

As there are 3 carbon atom with triple bond  and  aldehyde [cho]  functional group

1. we write the name of parent alkane that is propane
2. but here there is triple bond hence we replace 'ane' with 'yne' so it becomes propyne
3. As there is aldehyde group present we add al to the name by replacing the yne from the propyne   so it becomes propynal .                                                              
4. Hope it helps you