
40.) Which of the following represents a ß-anomer? CH2OH CH OH CH OH OH OH OH...
40.) Which of the following represents a ß-anomer? CH2OH CH OH CH OH OH OH OH OH 해 CH2OH IH OH A) I and II only B) II and III only C) I and III only. D) I, II and III are all B-anomers.
38.) Which of the following is a pyranose ring? CH OH CH,Ho H OH OH Індон A) I only B) II only C) Both I and II are pyranose rings. D) Neither I nor II are pyranose rings. 39.) In the pyranose form of D-glucose, the-OH on the anomeric carbon atom in the a-form is to carbon 6, while in the B-form it is to carbon 6. A) trans, cis B) cis, trans C) trans, trans D) cis, cis 40.)...
six questions plz help i leave rating
The missing product from the following reaction is OH NaOH + H20 COH Co Na* H A OrNa* A B C D Question 28 What is the name of the following ether compound? • Previous Which carbon is the alpha, a, carbon? I HO III II IV 11 III IV EXC o Na OH O" Na O Na OH Na Is this monosaccharide a Dor L sugar? CH2OH C=0 H ОН H ОН...
Which of the following sugars are ketohexoses? OH CH2OH OH HO CH2OH CH2OH OH OH OH CH20H OH OH OH HO HO OH 0 0 OH OH CH OH OH OH OH CH20H
Which of the following sugars are ketohexoses? OH CH2OH OH HO CH2OH CH2OH OH OH OH CH20H OH OH OH HO HO OH 0 0 OH OH CH OH OH OH OH CH20H
17. Which compound is a tertiary alcohol? CH, OH CH, H. COH CH, -OH III A) I B) II C) III D) IV E) V 18. Which compound is a primary amine with the formula CsHN? CH₂ NH₂ >>CH CHỌNH, A) 1 B) II C) III D) IV E) V 19. Which compound is an alcohol? A) CH,CONH сH3CCH3 O C) CH3COCHỊCH D) CHỊCHO E) (CH),COH
Which of the following alcohols dehydrates with the fastest rate I. CH3 -ОН IV. CH СН3 OH o -CH2OH но CH: HO Select one: O a. II O b. III O c. IV O d. V O e.
Assuming the presence of heat the products of the following reactions are: CH2OH OCH --CH CH3OCH I, III I, II, III III, v II, IV, V II, III
the
data is not wrong
3. HO-CH-CHOH-CHOH-CH-CH2OH This is a(n) (A) nonreducing sugar (B) aldonic acid (C) aldohexose (D) pyranose HOCH 4. HO H,0* HO CH,CH2OH HO OH HOCH, HOCH, HO HO OCH.CH + HO- HO HO HO OCH.CH I II The product/products of this reaction is/are (A) I (B) II (C) I and II (D) neither
I need some help to answer these following questions.
Thanks.
41. Which molecule(s) is/are aromatic? I1 IV (A) I only (C) I, III, and IV (B) I and IV (D) I, II, III, and IV OH OH 42. Which Fischer projection represents this structure? HO OH OH H CHO CHO (A) H-OH (B) HOH HOH CH2OH CH2OH CHO HOH CHO но -н CH2OH CH2OH 43. Which is a product of this ozonolysis reaction? 1.03 2. (CH3)2S H O I BHs/THF...
22. Which of the following structures has the Sconfiguration? CH2CH3 CH2CH3 HECCI ......CH н OH ну H2CH2C сна A) Only 1 B) Only II C) Only I and II D) I, II and III 23. Which of the following structures has the configuration? CH,CH, CH.CH OH ...CHHECH H HỊCHẠC \ D) I, II and III A) Only I B) Only II C) Only I and II 24. What is the relationship between the following compounds? OH om B) Diastereomers C)...