Question

4 1-hexyne can itself be converted into an alkynide anion, and can be alkylated a second time to yield an __________ alkyne.
interim
internal
terminal
external
5 Addition of ethyne to sodamide in ether yields ammonia and _____________.
potassium ethynide
sodium ethynide.
ethynide
None of the above
6 Aromatic compounds containing heteroatoms such as O, N or S in the aromatic ring are called ____________ compounds.
Homocyclic
Monocyclic
Unsaturated
Heterocyclic

Answer 1

4 internal
5 sodium ethynide.
6 Heterocyclic