Quiz - Alkynes | Alkynes
Organic Chemistry 2 - Quiz - Alkynes
The triple bond of an alkyne is made up of:
C ≡ C bond of alkynes:
1 σ bond ⇒ formed from 2 sp orbitals of carbon atoms
2 π bonds ⇒ formed from 4 p orbitals of carbon atoms
How many distinct alkynes are there with a molecular formula of C4H6?
Which of the following reagents should be used to convert but-2-yne to (E)-but-2-ene?
Which of the following reagents should be used to convert but-2-yne to (Z)-but-2-ene?
Which of the species below is less basic than acetylide?
nBuLi (pKa ~ 50) = MeMgBr (pKa ~ 50) > Alkynes (pKa = 25) > MeONa (pKa = 15-16)
Which of the alkyne addition reactions below involves an enol intermediate?