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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?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 onlyExplain 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)Add 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
- _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.[1] LIAIH4 [2] H2O [1] [2] H2O `Mg H2 Pd-C [1] LDA, THF,-78°C [2]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-1l5) 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 BrPPh3, DIAD CH20H (A) THF mitsunobu H2N sreaction NH2 excess AGOH () (Ci3H20 INS) me I N-me me