Question

Table 2: Alcohol and Ketone Standards GC Retention Times GC#: Retention time Alcohol Standard Mixture Phent ion= 2.05Smin low Peak 1 Compound Name: athanol Rapesnal utanal aclapeatanal 4.755min oilng 6.895min .230 min Peak 2 Compound Name: Peak 3 Compound Name: Peak 4 Compound Name: GC#:1 Ketone Standard Mixture Retention time 2.575un Peak 1 Compound Name: Acclono Butanon a Pentanone 2tHex anon Peak 2 Compound Name: min Peak 3 Compound Name: 615 min 1D. 307 min Peak 4 Compound Name: Part 2: Post Lab Questions- Gas Chromatography Describe (in your words) how you identified the components in the mixture. Which class of organic molecules had the larger retention times? Why? (explain using intermolecudar inter- actions) OH OH OH Among the molecules shown on the right, which has the larger retention time and why? CI CHy PROCEDURE FOR USING MINI-GC Intermolecular Interactions and Chromatography Lab Page 4 of 10 V2 CHEI

Answer 1

faur-2 Lals Qustion an be fdeniied on the basis omponents in ixru EnReHnHen Time eidrynd more aing Paint-d fualy Time luser ui be y Greshs the Reentien time mou ube Smaller the Retemtien So Components Reuenton ume Bas is olu hau langor Rutentien ume Class moleulu hauing -Beng ipole- ipole 40whau laugu Rutnten m NON-PoIaK maeuluyui ha ajoy n Polax Imerautons 1 he intumolewex Jou au waR 50 Haue Rerention Tme 1swer ой Н- Nonduwoat o Bemdi CHS The u phstRtearien Uime ( beuse eH-Bemding Ond dipete-de 3neain) ui h ght baing polat

highy elum gartu Chloine atom 'POle-Dipoie Jntauten Highur Ratenti on Tme Baiing pein Henu OH 7 CH3 Lewst Retenti e dme Retenten im