Hydrogen Bond Acceptor Ethers cannot H-bond to each other. Alcohol ether ·In the presence of -OH or-NH (donor), the lone pair of electrons from ether forms a hydrogen bond with the -OH or hydrogen bond -NH. donor acceptor Chapter 14 5 Chapter 14 5 Hydrogen Bond Acceptor • Ethers cannot H-bond to each other. • In the presence of -OH or -NH (donor), the lone pair of electrons from ether forms a hydrogen bond with the -OH or -NH. =>