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- Consider the two structures below, Are these molecules enantiomers, diastereomers, or the same? (4E, 2R)-Hex-4-en-2-ol and (4E, 2S)-Hex-4-en-2-ol OH OH Enantiomers - opposite R, S but identical double-bond geometry MOC Quiz ID: 0882 87achiral. Clear my choice Consider the two compounds below. Compound I has asymmetric carbon atoms; compound l has asymmetric carbon atoms. CI CH3 CH,CH(OH)CH,CHCICH, H;CO SH 45 23| 10 The compomnd below has how many asymmetric carbon atoms?Explain the following which one exists (i) K19= 1s² 2s² 2p° 3s² 3p° 4s' and 1s² 2s² 2p° 3s² 3p° 3d' (ii) 11I (More stable) (Less stable)
- asses ent_id%3D_1 %D1 Remaining Time: 38 minutes, 25 seconds. ¥ Question Completion Status: OII O IV O All the above QUESTION 31 If a mixture has an ee of 90%, what is the percentage of each enantiomer? O 65% : 35% O 55% 45% O 80% 20% O 95% 5% O 75% 25% QUESTION 32 Using the bond dissociation energies given, calculate AH° for the following reaction. (CH3)3CCI H,0 (CH3),COH HCI Click Save and Submit to save and submit. Click Save All Ansuuers to save allanswers. Type here to search conn 立11. Which of these molecules are meso isomers? H Cl CL Cl I (A) I only (C) III only H Cl CI II H/H CI III (B) II only (D) I and II onlyAdd Ink to Ink to Drawing Canvas Pen Shape Math Comvert Insert CHICHOBENICOCE 2 3C S 13 15 16 (Complete the mind map given Observation: veddish brown of Brs deolounzed -Br Br CH,CI, Br2, H20 Cl2, CIA HBr H;C H,O, H,o H2, Pt conc. H,SO, H2C CH CHS он dilute KMno . OH- heat 4+ CH2 CH2 HCI + mn Oz HCI, H,O Her, CH,0OCH, observation: purple cSlour Br, CI, Cl,, H,O dikúte H, So, 5 yvees ENG US
- [1] LIAIH4 [2] H2O [1] [2] H2O `Mg H2 Pd-C [1] LDA, THF,-78°C [2]_samiraa9_ to you now x Quiz II Is the molecule chiral or achiral? SH CI. CI 3. A CI В (A) chiral; (B) chiral O (A) achiral; (B) chiral O (A) chiral; (B) achiral O (A) achiral; (B) achiral How many I carbon? Message.J of Br G K OH Br H L OCH 3 of 1 M OH NH (i) Compound H is an example of what functional group? Select alternative (ii) Compound G is classified as a: Select alternative ✓. (iii) Which compound has all carbons sp2 hybridised? Select alternative ✓ (iv) Which two compounds in Table 1 are constitutional isomers? Select alternative (v) Which statement best describes the stereochemistry of compo G? Select alternative (vi) Which compound in Table 1 is the MOST polar? Select alternative (vii) What is the systematic (IUPAC) name of compound G? Select alternative (viii) Which compounds will have MORE than 4 signals in their 13C NMR spectra? Select alternative (ix) Which electrophile from Table 1 will react fastest in an SN1 reaction? Select alternative (x) How many constitutionally isomeric alkenes will be formed when compound L reacts with NaOH? Select alternative (xi) Which compound(s) from Table 1 can be used to form a Grignard reagent? Select alternative (xii) Which functional groups can be…
- TEANSMETTANCEIX Bonus g2 odi lo I V Stolo What is the structure of the compound with the following IR and a molecular formula of C3H9NO. KY E DHH ns HO 4D00 3000 2000 1500 500 MAVENUMB ERI-1lPPh3, DIAD CH20H (A) THF mitsunobu H2N sreaction NH2 excess AGOH () (Ci3H20 INS) me I N-me me5) What is the relationship between each of the following pairs of molecules? Are the underlined answers correct? Explain. Br and Br (Identical Not Isomers Enantiomers Diastereomers I dentical the pos.tion of methul and Bromine becaure are at I and 3, Axial position. (b) Not Isomers Identical Enantiomers Diastereomers Br Br Br and Br (c) CHO CHO H OH HO--H COOH Not Isomers HO-H HO--H ČOOH Enantiomers Diastereomers Identical and (d) Br Enantiomers Diastereomers Not Isomers and Identical Br